Slide 1: Evening Star: An Intact Copper-Gold Porphyry System
Evening Star: An Intact Copper-Gold Porphyry System By Danae Voormeij, MSc, PGeo Director of Sky Gold Corp Ltd. 06 March 2026
Slide 2: The Evening Star Property is in the Walker Lane Gold Trend
The Evening Star Property is in the N Walker Lane Gold Trend Walker Lake Gold trend of Nevada Sky Gold’s Evening Star Cu-Au-Ag Property is Comstock 8.3 Moz Au and 192 Moz Ag Yerington strategically located in Nevada’s Walker Lane Trend, Historic production 1.744 billion pounds of copper a copper, go
Slide 3: Geology of Evening Star
Geology of Evening Star Lithologies Basalt cap Tertiary basalt cap Quartz monzonite dykes The Evening Star property comprises Cretaceous granite multiple Cretaceous intrusions: Cretaceous granodiorite Triassic Pamlico Fm limestone Granite • Granite in the north. • Granodiorite in the middle. • Quart
Slide 4: Evening Star – Historic Mining
Evening Star – 16 km to Basalt cap Hawthorne Historic Mining 16 km to Hawthorne This map shows the topography of the property. TOWER Numerous old gold mine GOLD shafts, adits, and prospect pits (all marked in red) are found on the Evening Star property. GOLD EAGLE These historic mine workings date f
Slide 5: Evening Star - Targets
Evening Star - Targets North There are multiple gold- 16 km to copper-silver targets on the Hawthorne Evening Star Property. TOWER GOLD Tower Gold to the North is a high sulphidation epithermal Map shows high vein target. resolution topography GOLD High Life is a copper-gold EAGLE porphyry target. G
Slide 6: Targets – Magnetic Survey Results
Targets – Magnetic Survey Results At High Life, a discrete and large positive magnetic Au g/t in rocks TOWER anomaly stands out from <0.1 g/t Au GOLD background granodiorite. 0.1 – 0.5 0.5 – 1.0 1.0 – 3.0 The granite hosting Tower 3.0 – 5.0 Gold in the north is non- >5.0 magnetic (blue) compared wit
Slide 7: New Targets Magnetic Inversion – 3D
New Targets Magnetic Inversion – 3D Gold in Rocks and Veins TOWER Following inversion of the GOLD magnetic survey data, the resulting magnetic 3D iso- shells display a large, 1- In yellow are quartz- kilometer across, strongly- monzonite dikes cut by magnetic anomaly at High quartz veins carrying Li
Slide 8: Examples of Magnetic Survey Results of Cu-Au Porphyry Deposits
Examples of Magnetic Survey Results of Cu-Au Porphyry Deposits Zoom out to see the ring! A discrete positive magnetic anomaly is Batu Hijau large porphyry gold Elang, a large Cu-Au porphyry associated with the copper deposit Indonesia, deposit 70km east of Batu potassic core of a porphyry Newmont in
Slide 9: Side View Magnetic Inversion 3D Anomaly at High Life
Side View Magnetic Inversion 3D Anomaly at High Life View to Quartz Monzonite Dykes Magnetic Inversion results show a large solitary magnetic anomaly at High Life, Southwest The interpreted magnetic potassic core is Gold Bug Tower Gold deeply-rooted and reaches towards the Evening Star HIGH surface
Slide 10: Examples of Magnetic Inversion of Cu-Au Porphyry Deposits
Examples of Magnetic Inversion of High-grade Cu-Au Cu-Au Porphyry Deposits Mineralization is in the apophyses 2021 Au-Cu-Mo Porphyry-Freegold Mountain –Triumph Gold Corp-3D magnetic inversion of magnetic susceptibility of drill core. Mira Geoscience. C3 Metals (TSX-V: CCCM) drilling apophyses at Bel
Slide 11: View to southwest
Previous drilling Gravity VD anomaly intersected high copper View to grades near surface here Proposed holes Proposed holes southwest 400m-deep drill holes testing the apophyses and the core of the magnetic anomaly-the interpreted potassic core- which may have a steep NW plunge (red arrow) 850m 850m
Slide 12: High Life IP Results Resistivity
A strong resistivity high overlies the interpreted potassic core of High Life Resistivity in ohm-m High Life IP Results Conductive outer ring Resistivity Large (>1km diameter) resistivity high anomaly Phyllic Potassic core Phyllic Phyllic North 1 kilometer scale bar 12
Slide 13: High Life IP Results Chargeability
Chargeability highs are coincident with the interpreted potassic core. Chargeability IP msec High Life IP Results Chargeability highs Chargeability Propyllitic Phyllic Potassic core Chargeability Chargeabilityhighs high Phyllic Propyllitic North 1.0-kilometer scale bar 13
Slide 14: Gravity Results for High Life
Gravity Results for High Life Mo concentration in rocks and vein Evening Star property map shows <2.5 ppm Mo 2.5 – 5.0 Gravity Vertical Derivative (VD) and 5.0 – 10.0 Molybdenum in rocks and veins 10.0 – 25.0 sampled on the property. 25.0 – 50.0 50.0 – 100.0 Propyllitic >100.0 Strong gravity high an
Slide 15: Plan view of geophysical anomalies at High Life
Plan view of geophysical anomalies centered on High Life indicative of a North Cu-Au porphyry system. 0.015 cgs Phyllic 0.025 cgs Potassic Propyllitic core LEGEND Resistivity high Conductive high (phyllic) Chargeability highs. Phyllic Gravity VD highs. Magnetic inversion shells Felsic intrusive dyke
Slide 16: Tupinda Cu-Au-Mo Tabar Islands
Tupinda Cu-Au-Mo Tabar Islands central resistivity high with Central sub-circular magnetic low. conductive outer ring By Howe and Kroll (2010): The Geophysical Response of the Tupinda Cu-Au-Mo Porphyry Prospect, Tabar Islands, Papua New Guinea, ASEG 2010-Sydney, Australia , 5pp. 16
Slide 17: Gravity Results for Highland Valley Copper (Cu Porphyry mines) in BC
Gravity Results for Highland Valley Copper (Cu Porphyry mines) in BC Gravity A large elongate intrusive body is defined by magnetic Isoshells (black results outline). A gravity high anomaly (in shades of brown) coincides with the location of the porphyry copper deposits (red outline). Notice how the
Slide 18: High Life Boiling Zone
High Life Boiling Zone Drusy quartz veins with large quartz Good Hope gold in crystals-open space-brecciation, Location of quartz veining chalcedonic quartz strongly suggests drusy quartz a boiling zone epithermal vein system above the Cu-Au porphyry cupula. Quartz Monzonite dykes with copper oxides
Slide 19: Gold Bug
GOLD BUG Bonanza-grade gold in quartz View To West multiple adits are visible. This hill was drilled previously in 2017 veins from Gold Bug. and ES-17-02 returned 7.5m at 3.6% Cu and 75 ppm Ag from surface.
Slide 20: Gold Bug – Historic drilling
HIGH GOLD BUG – Historic drilling LIFE GOOD In 1970 a deep hole was drilled by Hrayr HOPE Agnerian to a depth of 169m at -45 dip southwest from Gold Bug and intersected: 0.22 % Cu, 3.241 % Pb, 1.41 % Zn *Historic core and 2.46 oz/t Ag over 166 m.* was not analyzed GOLD for gold BUG The upcoming dril
Slide 21: Gold Bug - Alteration Minerals
GOLD BUG- ALTERATION MINERALS Distal epidote (green mineral) and vesuvianite (reddish-brown) alteration between Gold Bug and Evening Star targets. Proximal garnet + Cu alteration at Gold Bug
Slide 22: Golden Bomber Vein
GOLDEN BOMBER VEIN • Microcrystalline quartz; chalcedonic, sugary and locally vuggy. • =low temperature, shallow crustal level. • Chrysocolla + malachite + azurite minerals are the copper expression on the oxidized low sulphidation (LS) epithermal vein, typically above or lateral to a Cu-Au porphyry
Slide 23: 4.0-meter-long trench map at Golden Bomber
FACING NORTH 4.0-meter-long trench map at Golden Bomber Fracture 105/73 330/46 Fracture 040/60 0.181 0.209 0.172 4.0m 3.82 g/t Au Hanging Wall 4.238 (5.65 Dup) 325/25 3.0m 10.527 11.889 318/22 12.96 Quartz Vein 2.0m (10.672 Dup) 1.0m 0 meters LEGEND Gold assay results (g/t Copper-silica-sericite alt
Slide 24: Golden Bomber
Golden Bomber Gold Assay Results and North Au concentration Trench Location in rocks and vein <0.1 g/t Au 0.1 – 0.5 0.5 – 1.0 1.0 – 3.0 2025 trench location: 3.0 – 5.0 4.0 m of 9.80* gold vein >5.0 strikes 320 and dips shallow. Distinct linear magnetic low follows the strike of Golden Bomber quartz
Slide 25: Tower Gold - Prospective NW Trending Structure
Tower Gold - Prospective NW Trending Structure Tower Gold Lithocap North Results from magnetic survey show a strong, linear, North- northwest-trending magnetic low (dark blue) associated with the Tower Gold vein system. Drill holes 1, 2, 3 and 4 did not intersect much gold, but they were distal to t
Slide 26: Tower Gold Lithocap
Tower Gold Lithocap At Tower Gold are areas of massive silica flooding and vuggy quartz with subrounded mineralized clasts accompanied with copper mineralization. This indicates the lithocap is mineralized and strongly suggests the presence of a fertile Cu-Au porphyry at High Life. 26
Slide 27: Tower Gold: A Mineralized Lithocap
Tower Gold: A Mineralized Lithocap Tower Gold has many small historical shafts and old prospects that targeted high-grade gold and copper veinlets in the lithocap. The big prize is the zone of mineralization beneath this lithocap hosted within a major structure. At Tower Gold the lithocap has large
Slide 28: Tower Gold - Geology Model
Tower Gold - Geology Model Tower Gold Lithocap mineralized with widespread massive silica + copper, indicative of a fertile Cu-Au porphyry system. Drill Plan ES-25-03 and 04 Extension and breccia veins with gold, high sulphidation epithermal vein model. Magnetic 1.2km linear target fault is candidat
Slide 29: Geological Model of Evening Star Property
Geological Model of Evening Star Property Looking at the Sillitoe model of an idealized Cu-Au porphyry system, the Evening Star Property has many of the key elements of a Cu-Au porphyry system: Breccia Pipe • High Life Cu-Au porphyry system at depth. target • At High Life on surface-LS epithermal br
Slide 30: High Life Breccia Pipe Target – High Grade Au, Ag, Cu
BRECCIA PIPE TARGET – High Grade Au, Ag, Cu CS-24: 0.35m channel sample (3.6kg) of a reddish breccia with strong argillic alteration: 6.16 g/t Au; 29.4 ppm Ag; 246 ppm Bi and 0.1% Cu CS-25: 0.3m channel sample (3.4kg) of a reddish breccia with strong argillic alteration: 5.49 g/t Au; 1.4 Good ppm Ag
Slide 31: High Life Geochemistry - Gold
HIGH LIFE GEOCHEMISTRY -GOLD High Life showing Gold in rocks and channel samples (squares) and Au in soils (circles) and Au in soils gridded - in hot colours). Yellow drill collars are proposed drill pads to drill High Life Cu-Au porphyry system from. Yellow units are quartz monzonite dykes that are
Slide 32: High Life Geochemistry - Copper
HIGH LIFE GEOCHEMISTRY -COPPER High Life showing Copper in rocks and channel samples (squares) and Cu in soils (circles) and Cu in soils gridded - in hot colours). Yellow drill collars are proposed drill pads to drill High Life Cu-Au porphyry system from. Yellow units are quartz monzonite dykes that
Slide 33: High Life Geochemistry - Bismuth
HIGH LIFE GEOCHEMISTRY- BISMUTH High Life showing Bismuth in rocks and channel samples (squares) and Bi in soils (circles) and Bi in soils gridded - in hot colours). Yellow drill collars are proposed drill pads to drill High Life Cu-Au porphyry system from. Yellow units are quartz monzonite dykes th
Slide 34: High Life Geochemistry - Arsenic
HIGH LIFE GEOCHEMISTRY -ARSENIC 34
Slide 35: High Life Geochemistry - Molybdenum
HIGH LIFE GEOCHEMISTRY -MOLYBDENUM Yellow drill collars are proposed drill pads to drill High Life Cu-Au porphyry system from. Yellow units are quartz monzonite dykes that are the surface expression of the strongly magnetic core of the porphyry system that is just below the surface. 35
Slide 36: High Life Geochemistry - Manganese - Negative Halo
HIGH LIFE GEOCHEMISTRY-MANGANESE- NEGATIVE HALO Dr Steve Garwin noticed the negative Mn anomalies mark the high grade core in his Cu-Au porphyries. Yellow drill collars are proposed drill pads to drill High Life Cu-Au porphyry system from. Yellow units are quartz monzonite dykes that are the surface
Slide 37: Mag Results Evening Star Additional Porphyry Targets
Mag Results Evening Star A NEW Additional Porphyry Targets TARGET NEW TOWER GOLD TARGET GOLD BUG MAGNETIC DATA INVERSION ISOSHELLS NEW GOLDEN TARGET BOMBER HIGH LIFE GOLD BUG NEW EVENING TARGET STAR A’
Slide 38: Mag Results Evening Star Additional Porphyry Targets
Mag Results Evening Star Additional Porphyry Targets A TOWER GOLD HIGH LIFE GOLD A’ NEW BUG EVENING TARGET STAR NEW TARGET 0.025 cgs 0.02 0.013 0.015 MAGNETIC DATA INVERSION ISOSHELLS 1.0-kilometer scale bar View to East
Slide 39: Adding Claims
Adding Claims Mag RTP Results As the porphyry system expands so does our Property claim boundary extend. 1.5-kilometer scale bar 39
Slide 40: Proposed Programs for Spring 2026
Proposed Programs for Spring 2026 Field Program March 2026: ❑ Check and prepare drill sites. ❑ Property-scale mineral alteration mapping. ❑ Property-scale structural mapping. ❑ Mapping and sampling: ❑ Golden Bomber ❑ potential Breccia Pipe ❑ Evening Star-high grade gold Gorski Samples ❑ to prepare f
Slide 41: Evening Star Property Cu-Au Projects Map
Evening Star Property Cu-Au Projects Map Evening Star claim boundary 41