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Significant Mineral Deposits and Occurrences on Ahtna
Incorporated Conveyed and Selected Lands |
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Prospect
/ Deposit Name |
Commodities |
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Deposit
Type / Host Rock |
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Status |
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Grades |
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Cantwell Area |
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Revine Creek |
Cu, Mo, Zn, Sn, U, Au? |
felsic intrusive related -
porphyry? |
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early-stage exploration |
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grab samples - 1.8% Cu,
0.6% Mo |
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McKinley |
Au |
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intrusive-related bulk
tonnage or vein |
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early-stage exploration |
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grab sample - 0.1 oz/t |
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Roadcut Anomoly |
Au |
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intrusive sills in
sedimentary complex |
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early-stage exploration |
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grab samples - 800 - 4500
ppb Au with Arsenic association |
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Lichen
Greenstone Belt |
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Lichen Prospect |
Cu, Ag, Au |
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vein |
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early-stage exploration |
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values up to 4.5% Cu, 68 ppm Ag, 16 ppm Au |
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KFC |
Cu, Ag |
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volcanogenic, stratabound, andesite - basalt |
early-stage exploration |
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values up to 24.5% Cu, 4.1
oz/t Ag |
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Slana-Mentasta |
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Slana: Ahtell Pluton |
Au, Cu |
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felsic intrusive related,
porphyry |
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early-stage exploration |
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grab sample - 0.095 oz/t
Au, stream silt 7100 ppb |
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Caribou Creek |
Au |
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gold placer |
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prospect, old producer |
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see BLM Open File Reports
71 and 73 |
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Lost Trail |
Zn, Pb,
Ag, Au |
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lode Au, vein |
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early-stage exploration |
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grab sample 6.9% Zn, 1.9% Pb, 1.5 oz/t Ag, 0.36 oz/t Au |
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Chitina |
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Berg-MacDougall |
Au, Cu, Ag |
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skarn, vein |
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mid-stage exploration |
Midas Mine - former
producer ~ 50,000 tons, grades to 1 oz/t |
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Good Enough |
Cu, Ag |
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basaltic Cu, vein |
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prospect |
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waste dump sample - 3.3%
Cu. 3.0 ppm Ag |
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Fall Creek |
Cu, Ag |
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basaltic Cu, vein |
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prospect |
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waste dump sample - 2.9%
Cu, 8.5 ppm Ag |
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Strelna Creek |
Cu, Ag |
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basaltic Cu, vein |
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prospect |
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no reliable data |
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Hidden Treasure |
Cu, Ag |
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basaltic Cu, vein |
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prospect |
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waste dump sample - 3.3%
Cu, 3.0 ppm Ag |
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Silver Star |
Ag, Cu |
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basaltic Cu, vein |
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prospect, old producer |
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waste dump sample - 2.6%
Cu, 1,677.1 ppm Ag |
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Ammann |
Cu, Ag |
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basaltic Cu, vein |
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prospect |
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waste dump sample - 1.2%
Cu, 6.4 ppm Ag |
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Nizina |
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Zn, Pb,
Ag |
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vein, SedEx? |
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prospect |
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grab samples up to 45% Zn,
24% Pb |
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Tonsina |
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Pt, Pd, Cr |
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ultramafic |
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prospect |
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grab samples up to 3.4 ppm Platinum/Palladium |
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Nabesna |
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Rambler Mine |
Au |
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vein, skarn |
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prospect |
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20,000+ tons at 1 oz/t |
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