Coast Copper Corp · TSXV:COCO
Coast Copper — KEG Conference 2023
20 slides from Coast Copper's conference presentation, April 2023
Slide 1: Empire Mine Property and the Potential for Regional Scale Mineralization
EMPIRE MINE PROPERTY AND THE POTENTIAL FOR REGIONAL SCALE MINERALIZATION ALONG Younger THE MERRY WIDOW MINE Older Bonanza Quatsino Volcanics TREND Limestone SKARN DEPOSITS KEG Conference- April 2023 Technical Presentation
Slide 2: Forward Looking Statement
TSX-V: COCO Forward Looking Statement Certain information regarding the Company contained herein may constitute forward-looking statements within the meaning of applicable securities laws. Forward-looking statements may include estimates, plans, expectations, opinions, forecasts, projections, guidan
Slide 3: Skarn Deposits and Location
Skarn Deposits and Location TSX-V: COCO Skarn deposits are hardly ever simple or from just one event and come in many Kingfisher Mt Pits ~1966 types mostly sorted by metal endowment. Footnotes: 1, 2, 3 coastcoppercorp.com | 3
Slide 4: BC/Yukon Skarn Deposit Types
BC/Yukon Skarn Deposit Types TSX-V: COCO Skarn Deposits Iron Skarns • Tasu (103C003), Merry Widow (092L044) Copper Skarns • Craigmont (092ISE 035), Benson Lake (092L 091) Old Sport (092L 035), Copper Canyon (Nevada, USA), Ok Tedi (Papua New Guinea), Big Gossan, Ertsberg, Rosita (Nicaragua), Candelar
Slide 5: Skarns of Vancouver Island
Skarns of Vancouver Island TSX-V: COCO NE Island Copper N SW ~300 m Nimpkish ~1000 m Empire Argonaut Zeballos Most of the 100 km Texada produced/developed Skarn (produced, developed) skarns on Vancouver Skarn (showing, prospect) Island are classified Undivided Units as iron skarns with Bonanza arc v
Slide 6: Northern Vancouver Island
Northern Vancouver Island TSX-V: COCO Benefits of working on Northern Vancouver Island • Resource friendly environment (logging, quarries, gravel pits, past producing mines). • BC Government initiatives to encourage mineral exploration such as sponsoring Airborne Geophysical Surveys & detailed Geosc
Slide 7: Newly Recognized Plate Margin and Miocene Intrusion and Volcanism
Newly Recognized Plate Margin and Miocene Intrusion and Volcanism TSX-V: COCO Footnotes: 6, 1, 7 coastcoppercorp.com | 7
Slide 8: Empire Mine Property
Empire Mine Property TSX-V: COCO Bridge Zone Battle Mountain Old Sport Merry Widow The Empire Mine Property covers iron, copper and gold skarn types; however no Footnotes: 4 obvious copper-gold porphyry source has been explored for or found to date. coastcoppercorp.com | 8
Slide 9: Empire Mine Property
Empire Mine Property TSX-V: COCO West Pipe Dike Bridge Zone Battle Mountain Old Sport Merry Widow The Empire Mine Property covers iron, copper and gold skarn types; however no Footnotes: 4 obvious copper-gold porphyry source has been explored for or found to date. coastcoppercorp.com | 9
Slide 10: Deposit Comparison- B.C / Idaho / Utah and Nevada
Deposit Comparison- B.C / Idaho / Utah and Nevada TSX-V: COCO Known skarn camps in British Columbia • Hedley Camp (Nickle Plate Mine - 1904-1996) mined 14.6 Mt grading 4.5 g/t Au,1.1 g/t Ag with minor copper and zinc) • Craigmont Mine1958-1982 – mined 36 Mt grading 1.3% Cu. Currently reprocessing ma
Slide 11: Deposit Comparison- Geology Plan/Resources
Deposit Comparison- Geology Plan/Resources TSX-V: COCO Empire Mine Property and Fortitude – Phoenix Deposit Empire Mine Deposit Years Mined Au Cu Remaining Fortitude Operated Metric Resources* Property Tonnes Deposit Benson 1968- 1.1 Mt 0.53 1.3 454,500 Lake Mine 1972 g/t % tonnes at 0.59 g/t Au and
Slide 12: Deposit Comparison- Geochemistry
Deposit Comparison- Geochemistry Mine Property and Fortitude – Phoenix Deposit coastcoppercorp.com | 121 Footnotes:
Slide 13: Deposit Comparison- Cross Sections
Deposit Comparison- Cross Sections TSX-V: COCO Empire Mine Property and Fortitude – Phoenix Deposit Mineralization occurs at multiple horizons but bulk of it is between the thrusts 2 km Empire Mine underground Footnotes: 1 coastcoppercorp.com | 13
Slide 14: Empire Mine Coast Copper Drilling
Empire Mine Coast Copper Drilling TSX-V: COCO Coast Copper has completed two small drill programs totaling 3,829.7 m in 29 diamond drillholes on the Empire Mine Property. Highlights include: • Broader intercepts included: MW21-004: 1.67 g/t Au and 0.22% Cu over 34.92 m; MW21-007: 1.84 g/t Au and 0.2
Slide 15: Deposit Comparison- Assay Cross Sections
Deposit Comparison- Assay Cross Sections TSX-V: COCO Empire Mine Property and Fortitude – Phoenix Deposit Fortitude-Phoenix deposit Gold not restricted to copper skarns alone Raven Bluff Trend Footnotes: 1 coastcoppercorp.com | 15
Slide 16: Deposit Comparison- Mineralogy
Deposit Comparison- Mineralogy TSX-V: COCO Empire Mine Property and Fortitude – Phoenix Deposit Empire Mine Property Fortitude Property Calcic Au skarns (reduced-type): Any exoskarn in an arc environment that has one or more of the following features: a. is associated with any undifferentiated, Fe-r
Slide 17: Empire Mine Coast Copper Potential
Empire Mine Coast Copper Potential TSX-V: COCO Merry Widow resource with significant selected Au intercepts MW21-13 51.1m @ 1.8 g/t AuEq MW21-08 42.8m @ 2.3 g/t AuEq MW06-06 49.3m @ 6.3 g/t AuEq MW06-08 86.0m @ 4.2 g/t AuEq MW06-09 34.2m @ 5.9 g/t AuEq MW06-42 31.6m @ 4.7 g/t AuEq Kingfisher adit Me
Slide 18: Conclusion
Conclusion TSX-V: COCO • Skarns are poorly understood and typically considered irregular and erratic, however they can be quite large with high grades, and are a significant source of copper and gold throughout the world. • The Empire Project exhibits characteristics of Iron Skarns, Copper Skarns, G
Slide 19: Acknowledgements
Acknowledgements Quatsino First Nation Local Stakeholders Geoscience BC Geological Survey of British Columbia University of Nevada, Reno (Ressel, Johnson) Oliver Geoscience, Tripoint Geological Services, C3 Alliance Corp, Wade Barnes Coast Copper team Coast Copper Corp. HEAD OFFICE 904 - 409 Granvil
Slide 20: Footnotes
TSX-V: COCO Footnotes 1. The Relationship Between Eocene Magmatism and Gold Mineralization in the Great Basin, USA: Insights from the Phoenix-Fortitude Porphyry-Skarn System and Regional Intrusions Associated with Mineralization. – Dissertation written by Curtis L. Johnson, University of Nevada, Ren