Ionic Leach Trial Successfully Detects Mineralisation 500m Below Surface At Sams Creek

• Indicated Sources of two,030,000 gold ounces, an 80% enhance from the March 2022 Mineral Useful resource estimate: June 2023 Mineral Useful resource estimate, constrained inside an optimized pit shell at a gold worth of US$1,800 per ounce, contains Indicated Mineral Sources of 57,100,000 tonnes at 1.11 grams per tonne (“g/t”) gold for a complete of two,030,000 ounces of gold.
• Inferred Sources of two,000,000 gold ounces: June 2023 Mineral Useful resource estimate, constrained inside an optimized pit shell at a gold worth of US$1,800 per ounce, contains Inferred Mineral Sources of 46,600,000 tonnes at 1.33 g/t gold for a complete of two,000,000 ounces of gold.
• Anaconda Space Oxide Mineral Sources and the Dandoko Oxide Mineral Sources will kind the idea of the engineering research of a Fekola Regional stand-alone mill and oxide processing services: Building of a stand-alone oxide mill would represent Section II of the Fekola Regional Growth Plan. The engineering research might be primarily based on processing 4 million tonnes every year (“Mtpa”) of oxide assets. The Firm’s optimization research evaluation signifies that the mixed Fekola Mine and Fekola Regional processing services might have the potential to provide greater than 800,000 ounces of gold per 12 months from the Fekola Complicated, topic to delineation of further mineral assets and improvement, completion of feasibility research, and the receipt of all vital regulatory approvals and permits.
• Enchancment in Anaconda Space Sulphide Mineral Sources whole tonnes and grade: Inaugural sulphide Indicated Mineral Useful resource estimate of 17,400,000 tonnes at 1.40 g/t gold for a complete of 780,000 ounces of gold. Sulphide Inferred Mineral Useful resource estimate of 37,100,000 tonnes at 1.44 g/t gold for a complete of 1,720,000 ounces of gold. Sulphide Inferred gold grade improved by 15% from the March 2022 Mineral Useful resource estimate.
• Continuity of Anaconda Space Oxide Mineral Sources stays sturdy at increased cut-off grades: To focus on the potential for mining and trucking of higher-grade oxide ore from the Anaconda Space to the Fekola mill earlier than potential completion of the Fekola Regional stand-alone mill and oxide processing services, the oxide Indicated Mineral Useful resource estimate at a 0.6 g/t gold cut-off grade is 23,500,000 tonnes at 1.37 g/t gold for a complete of 1,040,000 ounces of gold. Oxide Mineral Sources at Anaconda Space and Dandoko are anticipated to be mined and processed at a decrease per tonne unit value relative to Fekola sulphide ore as a result of being situated nearer to floor (decrease strip ratio), and cheaper mining and milling prices. Moreover, there may be important synergies between the Fekola Mine and the Fekola Regional deposits as a result of sharing of present infrastructure at Fekola.
• Ongoing exploration drilling at Mamba, Cobra and Taipan continues to intersect excessive grade-width intervals of oxide and sulphide mineralization that stay open to additional exploration success: For the reason that deadline for assays for the June 2023 Mineral Useful resource estimate, the Firm has continued to increase each oxide and sulphide deposits on the Anaconda Space.

Anaconda Space Mineral Useful resource Estimate
(as at June 15, 2023, reported on a 100% foundation; totals could not add to due rounding)

Notes to the Mineral Useful resource estimates

1. The Certified Particular person as outlined below Nationwide Instrument 43-101 for the June 2023 Mineral Useful resource estimate is Andrew Brown, P.Geo., B2Gold’s Vice President, Exploration.
2. The Certified Particular person as outlined below Nationwide Instrument 43-101 for the March 2022 Mineral Useful resource estimate is Tom Garagan, P.Geo., B2Gold’s former Senior Vice President, Exploration
3. Mineral Sources have been categorised utilizing the 2014 CIM Definition Requirements. Mineral Sources that aren’t Mineral Reserves would not have demonstrated financial viability.
4. Mineral Sources are reported on a 100% foundation. For the Menankoto allow space, B2Gold has an 90% attributable curiosity; below the relevant Malian mining laws, the State of Mali has a ten% free-carried curiosity with an choice to amass an extra 10% taking part curiosity. For the Bantako North allow space, B2Gold has an 90% attributable curiosity; below the relevant Malian mining laws, the State of Mali has a ten% free-carried curiosity with an choice to amass an extra 10% taking part curiosity. For the Bakolobi allow space, B2Gold has an 90% attributable curiosity; below the relevant Malian mining laws, the State of Mali has a ten% free-carried curiosity with an choice to amass an extra 10% taking part curiosity.
5. June 2023 Mineral Useful resource estimates for the Anaconda Space assume an open pit mining methodology. Pit shells had been run utilizing a gold worth of US$1,800/oz, metallurgical restoration of 94.1%, promoting value of US$161.93/ounce produced which incorporates royalties, working value estimates of US$1.80-US$2.30/t mined (mining at floor) plus a sinking price of US$0.026/7.5 m depth, US$8.29-US$13.91/t processed (processing), US$4.00/t processed (hauling) and US$4.50/t processed (common and administrative).
6. June 2023 Mineral Useful resource estimates are reported at a cut-off of 0.3 g/t gold for oxide materials and a cutoff of 0.5 g/t gold for sulphide materials.
7. All tonnage, grade and contained metallic content material estimates have been rounded; rounding could end in obvious summation variations between tonnes, grade, and contained metallic content material.

Useful resource Mannequin Methodology

The up to date Anaconda Space Mineral Useful resource fashions had been ready in-house by B2Gold personnel. Drilling accomplished in assist of the June 2023 Mineral Useful resource estimate contains 568 diamond drill holes (135,539 meters (“m”)), 2,387 reverse circulation holes (287,770 m) and three,714 aircore holes (156,625 m) for a complete of 6,669 drill holes (579,933 m).

Mineralization and weathering domains had been modeled in three-dimensions with mineralization domains used to manage estimation of gold grades. Oxide mineralization was modeled utilizing logged weathering and lithology codes. Mineralization inside the weathered profile is interpreted as an extension to underlying sulphide mineralization. The primary controls on sulphide mineralization are west-dipping shear zones with an underlying lithological and alteration element.

Assays had been capped by mineralization area, with capping starting from 1.0 g/t to 12.0 g/t gold within the low grade zones, 2.0 g/t to 17.0 g/t gold within the medium grade zones and 6.0 g/t to 35.0 g/t gold within the excessive grade zones. Gold grades had been capped previous to compositing to 2 m. Grades had been estimated into the block fashions utilizing Peculiar Kriging and Inverse Distance Squared with searches dynamically managed alongside foremost mineralization zone instructions.

Roughly 25,538 bulk density measurements had been made at website on drill core samples utilizing the Archimedes water-displacement methodology. Nominal drill gap spacing for oxide Indicated Mineral Sources is aircore, or reverse circulation drilling at 40 x 40 m supplemented by reverse circulation or core drilling at 80 x 80 m, and for Inferred Mineral Sources drill gap spacing is nominally 80 x 80 m.

2023 Mali Exploration Drilling Program

In 2023, B2Gold is conducting a $35 million exploration program on the Fekola Complicated, comprised of the Fekola Mine and the adjoining Cardinal Zone on the Medinandi allow, the Anaconda Space (Bantako North, Menankoto, and Bakolobi), and the Dandoko allow. The preliminary focus of the 178,000 m drill program has been the Anaconda Space, which incorporates the Mamba, Adder, Anaconda, Cascabel, Boomslang, Taipan and Cobra zones.

Determine 1. Fekola Complicated Overview.

2023 Anaconda Space Exploration Drilling Program

Mamba Zone (Bantako North and Menankoto permits)

As a major contributor to the Anaconda Space June 2023 Mineral Useful resource estimate, the Mamba Zone continues to be the topic of a targeted marketing campaign of infill drilling. Roughly 30,000 m of drilling have been accomplished on Mamba so far in 2023. Present drilling is concentrating on the improve of sulphide Inferred Mineral Sources beneath the portion of the Mamba pit scheduled for the earliest part of oxide mining. Concurrent sulphide exploration drilling is ongoing and continues to return excessive grade-width intersections. Gap MSD_288 returned 1.73 g/t gold over 21.17 m, from 559.10 m, and 5.53 g/t gold over 12.20 m, from 663.90 m, and is over 300 m down plunge from MSD_241 (8.60 g/t gold over 46.0 m) which was one of many highest gram-meter intercepts drilled so far within the Anaconda Space. With the latest oxide infill program full, many of the latest drilling has been directed at sulphide targets, although a number of important intervals of oxide mineralization have been just lately intersected. Mineralization stays open at depth alongside this shallowly plunging zone.

Chosen sulphide and oxide highlights from latest assays at Mamba acquired after the June 2023 Mineral Useful resource estimate deadline are introduced within the following desk.

Desk 1. Mamba Drilling Assays Submit June 2023 Mineral Useful resource Estimate.

Word: Sulphide composites above 0.6 g/t gold cutoff, making use of a most inside dilution of 5 m. Increased grade together with intervals are reported above a cutoff of 1.0 g/t gold, making use of a most inside dilution of three m. Oxide composites are reported above a 0.2 g/t gold cutoff, making use of a most inside dilution of three m. Outcomes are uncapped. True width not recognized presently.

Cobra and Taipan Zones (Menankoto and Bakolobi permits)

The Cobra Zone has been a major contributor to the full oxide Mineral Useful resource estimate within the Anaconda Space and continues to generate important intervals of each oxide- and sulphide-hosted mineralization.

The southernmost portion of Cobra includes a separate geological construction, which is at the moment being explored because the Taipan Zone. Current drilling on the Cobra and Taipan zones have returned encouraging intervals of oxide and sulphide mineralization, with Taipan additionally returning notably sturdy sulphide intercepts.

Chosen sulphide and oxide highlights from latest assays at Cobra and Taipan acquired after the June 2023 Mineral Useful resource estimate deadline are introduced within the following desk.

Desk 2. Cobra and Taipan Drilling Assays Submit June 2023 Mineral Useful resource Estimate.

Word: Sulphide composites above 0.6 g/t gold cutoff, making use of a most inside dilution of 5 m. Increased grade together with intervals are reported above a cutoff of 1.0 g/t gold, making use of a most inside dilution of three m. Oxide composites are reported above a 0.2 g/t gold cutoff, making use of a most inside dilution of three m. Outcomes are uncapped. True width not recognized presently.

Fekola Regional Growth Replace

For 2023, the Firm has budgeted a complete of $63 million for Fekola Regional improvement. The development cell gear fleet is now in operation, and building of the haul roads and mining infrastructure (warehouse, workshop, gasoline depot, and workplaces) is on schedule to assist saprolite manufacturing from the Bantako North allow space as early because the third quarter of 2023.

Primarily based on B2Gold’s preliminary planning, the Anaconda Space might present selective increased grade saprolite materials (common annual grade of as much as 2.2 g/t gold) to be trucked roughly 20 km and fed into the Fekola mill at a price of as much as 1.5 Mtpa. Trucking of selective increased grade saprolite materials from the Anaconda Space to the Fekola mill will enhance the ore processed and has the potential to generate roughly 80,000 to 100,000 ounces of preliminary gold manufacturing per 12 months from Fekola Regional sources (Fekola Regional Section I). Preliminary saprolite manufacturing from the Bantako North allow is anticipated to contribute roughly 18,000 ounces of gold in 2023, with Fekola Regional manufacturing ranges persevering with to progress via 2024.

Preliminary outcomes of a Fekola Complicated optimization research point out that there’s a important alternative to extend gold manufacturing and useful resource utilization with the addition of oxide processing capability. The Firm is progressing an engineering research of a Fekola Regional stand-alone mill and oxide processing services (anticipated to be situated on the Anaconda Space). Building of a stand-alone oxide mill would represent Section II of the Fekola Regional Growth Plan. The engineering research might be primarily based on processing 4 Mtpa of oxide assets. Outcomes of the research are anticipated within the fourth quarter of 2023. As well as, Fekola Complicated optimization work continues to maximise undertaking worth from all the assorted oxide and sulphide materials sources together with the Fekola Pit, Fekola Underground, Cardinal Pit, and the Bantako North, Menankoto, Bakolobi and Dandoko permits. The Firm’s conceptual evaluation signifies that the mixed Fekola Mine and Fekola Regional processing services might have the potential to provide greater than 800,000 ounces of gold per 12 months from the Fekola Complicated, topic to delineation of further mineral assets and improvement, completion of feasibility research, and the receipt of all vital regulatory approvals and permits.

QA/QC on Pattern Assortment and Assaying

The first assay laboratory for Bantako North and Menankoto exploration samples is SGS Laboratories in Bamako, Mali. The Fekola Mine laboratory and Bureau Veritas laboratories in Abidjan, Cote d’Ivoire have served as alternate laboratories. At every laboratory samples are ready and analyzed utilizing 50-gram fireplace assay with atomic absorption and/or gravimetric end. Umpire assaying of exploration samples is carried out on a quarterly foundation. SGS Bamako is accredited below ISO17025 and is an impartial laboratory. The Fekola Mine laboratory at the moment holds no accreditations and isn’t impartial of B2Gold. Bureau Veritas Abidjan laboratory is impartial of B2Gold and is working to the rules of ISO9001 and ISO17025 protocols in accordance with procedures specified inside the Bureau Veritas group.

High quality assurance and high quality management procedures embrace the systematic insertion of blanks, requirements and duplicates within the pattern sequence. The outcomes of the management samples are evaluated frequently with partial batches re-analyzed and/or resubmitted on exploration samples, as wanted. All outcomes acknowledged on this announcement have been accepted in keeping with B2Gold’s high quality assurance and high quality management protocols.

Certified Individuals

Andrew Brown, Vice President of Exploration at B2Gold, a professional particular person below Nationwide Instrument 43-101, has reviewed and authorized the scientific data associated to exploration and mineral useful resource issues contained on this information launch.

Invoice Lytle, Senior Vice President and Chief Working Officer, a professional particular person below Nationwide Instrument 43-101, has reviewed and authorized the scientific and technical data associated to operations issues contained on this information launch.

About B2Gold Corp.

B2Gold is a low-cost worldwide senior gold producer headquartered in Vancouver, Canada. Based in 2007, right now, B2Gold has working gold mines in Mali, Namibia and the Philippines and quite a few exploration and improvement initiatives in varied international locations together with Canada, Mali, Colombia, Finland and Uzbekistan. B2Gold forecasts whole consolidated gold manufacturing of between 1,000,000 and 1,080,000 ounces in 2023.

ON BEHALF OF B2GOLD CORP.

” Clive T. Johnson ”
President & Chief Govt Officer

The Toronto Inventory Change and NYSE American LLC neither approve nor disapprove the data contained on this information launch.

Manufacturing outcomes and manufacturing steerage introduced on this information launch mirror whole manufacturing on the mines B2Gold operates on a 100% undertaking foundation. Please see our Annual Data Type dated March 16, 2023 for a dialogue of our possession curiosity within the mines B2Gold operates.

This information launch contains sure “forward-looking data” and “forward-looking statements” (collectively forward-looking statements”) inside the that means of relevant Canadian and United States securities laws, together with: projections; outlook; steerage; forecasts; estimates; and different statements concerning future or estimated monetary and operational efficiency, gold manufacturing and gross sales, revenues and money flows, and capital prices (sustaining and non-sustaining) and working prices, together with projected money working prices and AISC, and budgets on a consolidated and mine by mine foundation; future or estimated mine life, metallic worth assumptions, ore grades or sources, gold restoration charges, stripping ratios, throughput, ore processing; statements concerning anticipated exploration, drilling, improvement, building, allowing and different actions or achievements of B2Gold; and together with, with out limitation: projected gold manufacturing, money working prices and AISC on a consolidated and mine by mine foundation in 2023, whole consolidated gold manufacturing of between 1,000,000 and 1,080,000 ounces in 2023; the potential for Fekola Regional (Anaconda Space) to supply saprolite materials to feed the Fekola mill beginning within the third quarter of 2023;preliminary manufacturing from the Bantako North allow space contributing 18,000 ounces in 2023 and ramping up in 2024; the timing and outcomes of a research for the Fekola Regional (Anaconda Space) to overview the undertaking economics of a stand-alone oxide mill; the potential for the Fekola advanced to provide 800,000 ounces of gold per 12 months; the potential cost of future dividends, together with the timing and quantity of any such dividends, and the expectation that quarterly dividends might be maintained on the identical stage; and B2Gold’s attributable share of Calibre’s manufacturing. All statements on this information launch that handle occasions or developments that we count on to happen sooner or later are forward-looking statements. Ahead-looking statements are statements that aren’t historic information and are typically, though not at all times, recognized by phrases equivalent to “count on”, “plan”, “anticipate”, “undertaking”, “goal”, “potential”, “schedule”, “forecast”, “finances”, “estimate”, “intend” or “consider” and related expressions or their destructive connotations, or that occasions or situations “will”, “would”, “could”, “might”, “ought to” or “may” happen. All such forward-looking statements are primarily based on the opinions and estimates of administration as of the date such statements are made.

Ahead-looking statements essentially contain assumptions, dangers and uncertainties, sure of that are past B2Gold’s management, together with dangers related to or associated to: the volatility of metallic costs and B2Gold’s frequent shares; modifications in tax legal guidelines; the hazards inherent in exploration, improvement and mining actions; the uncertainty of reserve and useful resource estimates; not reaching manufacturing, value or different estimates; precise manufacturing, improvement plans and prices differing materially from the estimates in B2Gold’s feasibility and different research; the power to acquire and keep any vital permits, consents or authorizations required for mining actions; environmental laws or hazards and compliance with advanced laws related to mining actions; local weather change and local weather change laws; the power to switch mineral reserves and establish acquisition alternatives; the unknown liabilities of firms acquired by B2Gold; the power to efficiently combine new acquisitions; fluctuations in alternate charges; the supply of financing; financing and debt actions, together with potential restrictions imposed on B2Gold’s operations because of this thereof and the power to generate enough money flows; operations in overseas and growing international locations and the compliance with overseas legal guidelines, together with these related to operations in Mali, Namibia, the Philippines and Colombia and together with dangers associated to modifications in overseas legal guidelines and altering insurance policies associated to mining and native possession necessities or useful resource nationalization typically; distant operations and the supply of ample infrastructure; fluctuations in worth and availability of vitality and different inputs vital for mining operations; shortages or value will increase in vital gear, provides and labour; regulatory, political and nation dangers, together with native instability or acts of terrorism and the consequences thereof; the reliance upon contractors, third events and three way partnership companions; the dearth of sole decision-making authority associated to Filminera Sources Company, which owns the Masbate Undertaking; challenges to title or floor rights; the dependence on key personnel and the power to draw and retain expert personnel; the danger of an uninsurable or uninsured loss; adversarial local weather and climate situations; litigation danger; competitors with different mining firms; group assist for B2Gold’s operations, together with dangers associated to strikes and the halting of such operations infrequently; conflicts with small scale miners; failures of knowledge techniques or data safety threats; the power to keep up ample inside controls over monetary reporting as required by regulation, together with Part 404 of the Sarbanes-Oxley Act; compliance with anti-corruption legal guidelines, and sanctions or different related measures; social media and B2Gold’s popularity; dangers affecting Calibre having an affect on the worth of the Firm’s funding in Calibre, and potential dilution of our fairness curiosity in Calibre; in addition to different elements recognized and as described in additional element below the heading “Threat Components” in B2Gold’s most up-to-date Annual Data Type, B2Gold’s present Type 40-F Annual Report and B2Gold’s different filings with Canadian securities regulators and the U.S. Securities and Change Fee (the “SEC”), which can be seen at www.sedar.com and www.sec.gov, respectively (the “Web sites”). The record shouldn’t be exhaustive of the elements which will have an effect on B2Gold’s forward-looking statements.

B2Gold’s forward-looking statements are primarily based on the relevant assumptions and elements administration considers affordable as of the date hereof, primarily based on the data accessible to administration at such time. These assumptions and elements embrace, however aren’t restricted to, assumptions and elements associated to B2Gold’s potential to hold on present and future operations, together with: improvement and exploration actions; the timing, extent, length and financial viability of such operations, together with any mineral assets or reserves recognized thereby; the accuracy and reliability of estimates, projections, forecasts, research and assessments; B2Gold’s potential to satisfy or obtain estimates, projections and forecasts; the supply and value of inputs; the value and marketplace for outputs, together with gold; overseas alternate charges; taxation ranges; the well timed receipt of vital approvals or permits; the power to satisfy present and future obligations; the power to acquire well timed financing on affordable phrases when required; the present and future social, financial and political situations; and different assumptions and elements typically related to the mining business. B2Gold’s forward-looking statements are primarily based on the opinions and estimates of administration and mirror their present expectations concerning future occasions and working efficiency and converse solely as of the date hereof. B2Gold doesn’t assume any obligation to replace forward-looking statements if circumstances or administration’s beliefs, expectations or opinions ought to change aside from as required by relevant regulation. There may be no assurance that forward-looking statements will show to be correct, and precise outcomes, efficiency or achievements might differ materially from these expressed in, or implied by, these forward-looking statements. Accordingly, no assurance may be on condition that any occasions anticipated by the forward-looking statements will transpire or happen, or if any of them do, what advantages or liabilities B2Gold will derive therefrom. For the explanations set forth above, undue reliance shouldn’t be positioned on forward-looking statements.

Non-IFRS Measures This information launch contains sure phrases or efficiency measures generally used within the mining business that aren’t outlined below Worldwide Monetary Reporting Requirements (“IFRS”), together with “money working prices”, “all-in sustaining prices” (or “AISC”), and “money circulation offered by working actions earlier than working capital changes”. Non-IFRS measures would not have any standardized that means prescribed below IFRS, and subsequently they might not be similar to related measures employed by different firms. The information introduced is meant to supply further data and shouldn’t be thought of in isolation or as an alternative to measures of efficiency ready in accordance with IFRS and ought to be learn at the side of B2Gold’s consolidated monetary statements. Readers ought to consult with B2Gold’s Administration Dialogue and Evaluation, accessible on the Web sites, below the heading “Non-IFRS Measures” for a extra detailed dialogue of how B2Gold calculates sure of such measures and a reconciliation of sure measures to IFRS phrases.

Cautionary Assertion Concerning Mineral Reserve and Useful resource Estimates
The disclosure on this information launch was ready in accordance with Canadian Nationwide Instrument 43-101, which differs considerably from the necessities of america Securities and Change Fee (“SEC”), and useful resource and reserve data contained or referenced on this information launch might not be similar to related data disclosed by public firms topic to the technical disclosure necessities of the SEC. Historic outcomes or feasibility fashions introduced herein aren’t ensures or expectations of future efficiency..

Appendix A

Anaconda Space June 2023 Mineral Useful resource Estimate – All Sources Above 0.6 g/t Gold Reduce-Off Grade Sensitivity
(as at June 15, 2023, reported on a 100% foundation; totals could not add to due rounding)

Notes on June 2023 Mineral Useful resource Estimate – Reduce-Off Grade Sensitivity

1. The Certified Particular person as outlined below Nationwide Instrument 43-101 for the Mineral Useful resource estimate is Andrew Brown, P.Geo., B2Gold’s Vice President, Exploration.
2. Mineral Sources have been categorised utilizing the 2014 CIM Definition Requirements. Mineral Sources that aren’t Mineral Reserves would not have demonstrated financial viability.
3. Mineral Sources are reported on a 100% foundation. For the Menankoto allow space, B2Gold has an 90% attributable curiosity; below the relevant Malian mining laws, the State of Mali has a ten% free-carried curiosity with an choice to amass an extra 10% taking part curiosity. For the Bantako North allow space, B2Gold has an 90% attributable curiosity; below the relevant Malian mining laws, the State of Mali has a ten% free-carried curiosity with an choice to amass an extra 10% taking part curiosity. For the Bakolobi allow space, B2Gold has an 90% attributable curiosity; below the relevant Malian mining laws, the State of Mali has a ten% free-carried curiosity with an choice to amass an extra 10% taking part curiosity.
4. Mineral Useful resource estimates for the Anaconda Space assume an open pit mining methodology. Pit shells had been run utilizing a gold worth of US$1,800/oz, metallurgical restoration of 94.1%, promoting value of US$161.93/ounce produced which incorporates royalties, working value estimates of US$1.80-US$2.30/t mined (mining at floor) plus a sinking price of US$0.026/7.5 m depth, US$8.29-US$13.91/t processed (processing), US$4.00/t processed (hauling) and US$4.50/t processed (common and administrative).
5. Mineral Sources are reported at a cut-off of 0.6 g/t gold for oxide materials and a cutoff of 0.6 g/t gold for sulphide materials.
6. All tonnage, grade and contained metallic content material estimates have been rounded; rounding could end in obvious summation variations between tonnes, grade, and contained metallic content material.

Appendix B

Dandoko February 2023 Mineral Useful resource Estimate
(as at February 17, 2023, reported on a 100% foundation; totals could not add to due rounding)

Notes on Dandoko February 2023 Mineral Useful resource Estimate

1. The Certified Particular person as outlined below Nationwide Instrument 43-101 for the Mineral Useful resource estimate is Brian Scott, P.Geo., B2Gold’s Vice President, Geology & Technical Companies.
2. Mineral Sources have been categorised utilizing the 2014 CIM Definition Requirements. Mineral Sources that aren’t Mineral Reserves would not have demonstrated financial viability.
3. Mineral Sources are reported on a 100% foundation. For the Dandoko allow space, B2Gold has an 90% attributable curiosity; below the relevant Malian mining laws, the State of Mali has a ten% free-carried curiosity with an choice to amass an extra 10% taking part curiosity.
4. Mineral Useful resource estimates for the Dandoko allow space assume an open pit mining methodology. Pit shells had been run utilizing a gold worth of US$1,800/ounce, metallurgical restoration of 94%, promoting value of US$151.00/ounce produced which incorporates royalties, working value estimates of US$1.25-US$2.00/t mined (mining at floor) plus a sinking price of US$0.035/10 m depth, US$8.61-US$15.02/t processed (processing), US$5.00/t processed (hauling) and US$1.67/t processed (common and administrative).
5. Mineral Sources are reported at a cut-off of 0.30 – 0.35 g/t gold for oxide materials and a cutoff of 0.45 g/t gold for sulphide materials.
6. All tonnage, grade and contained metallic content material estimates have been rounded; rounding could end in obvious summation variations between tonnes, grade, and contained metallic content material.

A photograph accompanying this announcement is accessible at https://www.globenewswire.com/NewsRoom/AttachmentNg/3ac47750-f36d-4a40-bd9a-e4232297c779

For extra data on B2Gold please go to the Firm web site at www.b2gold.com or contact: Michael McDonald VP, Investor Relations & Company Growth +1 604-681-8371 [email protected] Cherry DeGeer Director, Company Communications +1 604-681-8371 [email protected]