Astra Exploration Inc · TSXV:ASTR
Astra Exploration — Investor Presentation (September 2025)
41 slides from Astra Exploration's investor presentation, Sep 1, 2025
Slide 1: Continuing a Legacy of Gold & Silver Discovery
Continuing a Legacy of Gold & Silver Discovery INVESTOR PRESENTATION September 1st 2025
Slide 2: Cautionary Statement
ABOUT ASTRA EXPLORATION Cautionary Statement This presentation contains forward-looking statements which reflect the expectations of management regarding the business development objectives and plans of Astra Exploration Inc. “Astra” or the “Company”. All statements, other than statements of histori
Slide 3: Astra Exploration Directors & Advisors
ABOUT ASTRA EXPLORATION Astra Exploration Directors & Advisors BRIAN DAVID DARCY CHARLES MILLER CAULFIELD MARUD FUNK CEO & Director Advisor Independent Director Independent Director Brian began working in Over 35 years of experience in Led exploration teams involved in Charles has over 13 years of e
Slide 4: Astra Exploration Management
ABOUT ASTRA EXPLORATION Astra Exploration Management BRIAN DIEGO MAHESH ROBERTO ALARCON MILLER GUIDO LIYANAGE BITTNER CEO & Director Exploration Director CFO VP & Country Manager, Chile & Argentina Brian began working in Diego is a globally-recognized Mahesh is a Chartered Professional Mr. Alarcon h
Slide 5: Capital Structure
ABOUT ASTRA EXPLORATION Share Structure: Capital Issued & Outstanding ~101.6M Structure Warrants 4.7M @ $0.10 Nov 2025 1.3M @ $0.18 April 2026 ~6.0 M Strategic Investors Include: Options 1.8M: February 2027 @ $0.35 ~7.8 M • Michael Gentile, CFA (Bastion Asset Management) 5.8M December 2029 @ $0.13 0
Slide 6: Portfolio at a Glance
PORTFOLIO AT A GLANCE Astra Exploration is targeting large gold deposits Building a pipeline of company-making opportunities in Pampa Argentina and Chile Antofagasta Paciencia Cerro Bayo ● La Manchuria: Bonanza grade gold & silver – Argentina Legend Santiago Buenos Aires *Phase I drill program compl
Slide 7: Why Gold & Silver in Argentina: Epithermal Gold & Silver
WHY GOLD & SILVER IN ARGENTINA Deseado Massif Epithermal Gold & Silver Mining friendly province of Santa Cruz Host to world-class Cerro Negro (Newmont) and Cerro Vanguardia (AngloGold) mines Multiple nearby mining operations ASTRA EXPLORATION La Manchuria Availability of skilled labor Leads Argentin
Slide 8: Why Gold & Silver in Argentina: Risk/reward can be exceptional
WHY GOLD & SILVER IN ARGENTINA Deseado Massif Risk/reward can be exceptional! Epithermal *Noteworthy M&A in Deseado Massif during last gold cycle* Gold & Silver Deseado Massif is a young exploration region Analogue deposits with geological similarities Limited investment in recent years Investment a
Slide 9: La Manchuria: Open, Bonanza-Grade Gold Intercepts
LA MANCHURIA La Manchuria Project: Open, Bonanza-Grade Gold Intercepts 43-101 resource1 centralized within a large 5,600 ha land package Previous drilling was shallow (<170m) and focused on near-surface resource → Opportunity at depth High-grade “feeder zones” remain undiscovered – system covered by
Slide 10: Discover High-Grade Epithermal Feeder Zones
LA MANCHURIA Multiple bonanza-grade intercepts – open La Manchuria Opportunity: in all directions Discover High-Grade Epithermal Feeder Zones Best results at Main Zone include: 20.5m at 10.4 g/t gold + 810 g/t silver Eastern Zone Main Zone OPEN 1.60m at 257 g/t gold + 4,237 g/t silver OPEN 4.00m at
Slide 11: Discover High-Grade Epithermal Feeder Zones: North Area
LA MANCHURIA La Manchuria Opportunity: Discover High-Grade Epithermal Feeder Zones North area of Main Zone has minimal cover and wide group of veins/veinlets Three main veins (1,4,6) and other parallel structures with high grades open at depth Drill holes did not reach Vein 7 ASTRA EXPLORATION (TSX.
Slide 12: Discover High-Grade Epithermal Feeder Zones: South Area
LA MANCHURIA La Manchuria Opportunity: Discover High-Grade Epithermal Feeder Zones South area of Main Zone has 30-100m of post- mineral cover Three main veins (3,4,7/VF) and other parallel structures with high grades open at depth Veins are thicker and higher grade towards the west ASTRA EXPLORATION
Slide 13: Phase I Results: Key Findings
LA MANCHURIA La Manchuria Phase I Results: Key Findings 2,500m DDH drill program consisting of 11 holes completed in May 2025 Extension of primary mineralized veins plunging beneath volcanics to the southeast Post-mineral breccia appears to be thinning to the southeast Best host rock unit (rhyolitic
Slide 14: Phase I Drilling: Target Areas
LA MANCHURIA La Manchuria Opportunity: Phase I Drilling: Target Areas #1: Testing for extension of mineralized structures along strike to southeast #2 & #3: Testing for new parallel structures & depth extension of known structures #4: Eastern Zone – Testing at depth and along strike ASTRA EXPLORATIO
Slide 15: Phase I Drilling: Target #1
LA MANCHURIA La Manchuria Opportunity: Phase I Drilling: Target #1 LMD-107A: From 189.5m 1.6m @75.1g/t Au + 87g/t Ag Incl: 0.6m @199.3g/t Au + 228g/t Ag #1: Testing for extension of mineralized structures along strike to southeast LMD-107A intersected the vein in rhyolitic tuff = high grade LMD-110
Slide 16: Phase I Drilling: Target #1
LA MANCHURIA La Manchuria Opportunity: Rhyolitic tuff (pink) plunging to the southeast Phase I Drilling: Constrained by andesites (green) & post-mineral cover (blue) Target #1 Post-mineral cover appears to be thinning to the southeast Plan map with long section (image to the right) in pink Post-Mine
Slide 17: Phase I Drilling: Target #1
LA MANCHURIA La Manchuria Opportunity: Geophysics also indicate thinning of post mineral cover Phase I Drilling: Rhyolitic tuffs getting thicker to southeast Target #1 Potential opening along strike and vertically Gradient IP survey showing resistivity Post-Mineral Bx Rhyolitic Tuff Pyroclastic Seq
Slide 18: Phase I Drilling: Target #2
LA MANCHURIA LMD-109: From 154m 4m @3.74g/t Au + 81.45g/t Ag Incl: 1m @12.23g/t Au + 20.4g/t Ag La Manchuria Opportunity: Phase I Drilling: Target #2 LMD-109 intersected parallel veins with grade, extending system laterally Four mineralized structures intersected in this hole All veins open along st
Slide 19: Phase I Drilling: Target #2
LA MANCHURIA La Manchuria Opportunity: LMD-108A: From 124.6m Phase I Drilling: 4.4m @11.8g/t Au + 2,781g/t Ag Incl: 1.4m @35.34g/t Au + 8,356g/t Ag Target #2 LMD-108A intersected “Argentum Vein” ~80m beneath previous drilling Thinner veins coalesce at depth to form thicker high-grade structure Argen
Slide 20: Phase I Drilling: Target #2
LA MANCHURIA La Manchuria Opportunity: Phase I Drilling: Target #2 Coalescing Vein Structure LMD-108A intersected “Argentum Vein” ~80m beneath previous drilling Coalescing Vein Structure Thin veins coalesce at depth (magenta) to form thicker high-grade structure Argentum vein is open in all directio
Slide 21: Phase I Drilling: Target #3
LA MANCHURIA La Manchuria Opportunity: Phase I Drilling: Target #3 LMD-105 discovered 3 new veins near surface, all with >8g/t AuEq intervals All veins open to depth, along strike, and laterally under tertiary volcanics LMD-105: From 6.4m 2m @6.86g/t Au + 488.5g/t Ag Incl: 1m @10.17g/t Au + 893.8g/t
Slide 22: Phase I Drilling: Target #3
LA MANCHURIA La Manchuria Opportunity: Phase I Drilling: Target #3 LMD-113 discovered 4 mineralize veins, all LMD-113: From 63.8m within ~80m of surface 1.3m @17.3g/t Au + 61g/t Ag Incl: 0.5m @31g/t Au + 110g/t Ag All veins open to depth, along strike, and laterally under tertiary volcanics Veins wi
Slide 23: Phase I Drilling: Target #3
LA MANCHURIA La Manchuria Opportunity: Phase I Drilling: Target #3 Coalescing Vein Structure LMD-113 intersected 4 mineralize veins, all within ~80m of surface All veins open to depth, along strike, and laterally under tertiary volcanics Veins with highest grades appear to coalesce at depth (magenta
Slide 24: Phase I Drilling: Target #4
LA MANCHURIA La Manchuria Opportunity: Phase I Drilling: Target #4 LMD-112 extended previously-discovered LMD-112: From 99m vein ~40m to depth 3m @3.8g/t Au + 25g/t Ag Incl: 0.8m @13g/t Au + 43g/t Ag Discovered parallel structures near surface grading 4m @ 7.6g/t Au + 0.5g/t Ag All veins are open al
Slide 25: Phase I Drilling: Target #4
LA MANCHURIA La Manchuria Opportunity: Phase I Drilling: Target #4 LMD-114 intersected veins in andesite rocks, but no significant grade…..HOWEVER: LMD-114 did drill through the andesites into a pyroclastic (host rock) at depth LMD-114: No significant grade LMD-110 also drilled through the andesites
Slide 26: Phase I Drilling: Revelations
LA MANCHURIA La Manchuria Opportunity: Phase I Drilling: REVELATIONS Andesites previously interpreted as a solid basement rock 2 holes drilled through the andesites into new host rock units Early indication of new potential at depth Christmas-tree Laccolith ASTRA EXPLORATION (TSX.V: ASTR) (OTCQB: AT
Slide 27: Catalyst-filled 2H 2025!
LA MANCHURIA La Manchuria Next Steps Company is funded into 2026, including Phase II drill program Phase II drill program to commence in late Sept 2025 Multiple high-quality drill targets produced by Phase I program Field mapping & geophysics to outline regional targets Receiving strong institutiona
Slide 28: Why Gold in Chile: Paleocene Belt of Northern Chile
ASTRA EXPLORATION N WHY GOLD IN CHILE Pampa Paciencia Paleocene Belt of Spence Northern Chile Faride Sierra Gorda Lomas Bayas Legend Antofagasta Chile: A Tier 1 Mining Jurisdiction San Paleocene Cristóbal epithermal ● World’s largest copper producer Paleocene porphyry Cu ● 2022 gold production ~ 1 M
Slide 29: Pampa Paciencia: Epithermal Gold-Silver Porphyry Copper
ASTRA ASTRA EXPLORATION EXPLORATION Pampa Paciencia ASTRA EXPLORATION N PAMPA PACIENCIA Dominador ASTRA EXPLORATION Dominador Pampa Paciencia District- Epithermal Gold-Silver Spence2 10.8Mt Copper 277Mt Spence and Molybdenum Porphyry Copper ASTRA EXPLORATION EXPLORATION ASTRA Impaciencia Impaciencia
Slide 30: Pampa Paciencia: Epithermal Discovery
PAMPA PACIENCIA Epithermal Discovery Exploration Results Prospective area greatly expanded beyond previously known mineralization 8.5 km strike length of vein fields as indicated by large (+25 cm) mineralized float samples Early evidence of a large concealed low-sulphidation epithermal (LSE) system
Slide 31: Pampa Paciencia: Epithermal Discovery
PAMPA PACIENCIA Epithermal Discovery Exploration Results Drilling has focused on a small area (white boundary) Very high correlation between known veins and mag low lineaments Over 4 km of vein coincide with mag lineaments in immediate project area Project area (untested mag lineaments) remains over
Slide 32: Pampa Paciencia: Epithermal Discovery
PAMPA PACIENCIA Epithermal Discovery Exploration Results Geological model successful at discovering concealed veins – 44 of 45 holes intersected vein structures Drilling confirms over 2 km of vein strike length, averaging 10-15 metres estimated true thickness Good consistency of vein thickness and c
Slide 33: Pampa Paciencia: Epithermal Discovery
PAMPA PACIENCIA Epithermal 3 shoots of gold mineralization discovered Discovery Wide mineralized intervals (typically 10-30m) Exploration Results Deepest shoot is open in all directions Notes: AuEq is comprised of Au+Ag and assumes a ratio of 80 based on $1,800/oz Au and $22.50/oz Ag. Reported grade
Slide 34: Pampa Paciencia: Similarity to Faride Mine
PAMPA PACIENCIA Epithermal Mineralization and geology similar to Faride Mine Discovery Paciencia veins are ~4x thicker than average at Faride Exploration Results Deepest known hole at Faride is ~200m below surface Notes: AuEq is comprised of Au+Ag and assumes a ratio of 80 based on $1,800/oz Au and
Slide 35: Comparisons with The El Peñón Mine
PAMPA PACIENCIA Comparisons with The El Peñón mine Note: Similarities with other deposits are referenced for geological context only and do not imply or guarantee the same or similar mineral content or economic value. El Peñón Discovery* NOV 1992 Both occur within the well-defined Discovery float sa
Slide 36: El Peñón Mine: Deposit Characteristics
PAMPA PACIENCIA El Peñón mine Deposit Characteristics Note: Similarities with other deposits are referenced for geological context only and do not imply or guarantee the same or similar mineral content or economic value. COMPARISON El Peñón veins can be very Pampa Paciencia thin and subtle at surfac
Slide 37: El Peñón Mine: Deposit Characteristics
PAMPA PACIENCIA El Peñón mine Deposit Characteristics Source: Yamana Gold 2018 Tech Report Source: Yamana Gold 2017 Site Visit Presentation Surface expressions Ongoing, drill focused, Veins can be obscured by of veins is poor exploration continues to young pampa cover (eg discover additional veins M
Slide 38: Dominador Copper Target
PAMPA PACIENCIA Hydrothermal tourmaline breccia w/ porphyry clasts at surface Dominador Geological and mineralization similarities to Sierra Gorda Copper Target ~2km x 1km corridor = room for large deposit Dominador Sierra Gorda ASTRA EXPLORATION (TSX.V: ASTR) (OTCQB: ATEPF) (FSE: S3I) 38
Slide 39: Dominador Copper Target
PAMPA PACIENCIA Previous work includes ground mag, IP, trenching & drilling Dominador IP performed after 8 shallow drill holes by Teck Copper Target Best target remains to the east and at depth ASTRA EXPLORATION (TSX.V: ASTR) (OTCQB: ATEPF) (FSE: S3I) 39
Slide 40: Cerro Bayo: HSE-Porphyry Gold Project in Elephant Country
DON MARIO - CERRO BAYO Cerro Bayo: HSE-Porphyry Gold Project in “Elephant Country” Situated among several noteworthy deposits in a world-class trend Large underexplored 8x6 km property in the Maricunga – 100% owned by Astra Limited drilling in 1990 (8 holes, 1660m) into a very discrete zone ‘Salaras
Slide 41: Contact: Astra-Exploration.com
+1-604-428-0939 info@astra-exploration.com Astra-Exploration.com 595 Burrard Street, Suite 1723 Vancouver, British Columbia V7X 1J1
Astra Exploration — Investor Presentation (September 2025) on 6ix