Quadrangle map, 1:250,000-scale | AR |
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Quadrangle map, 1:63,360-scale | A-2 |
Latitude | 67.24 |
Longitude | -156.51 |
Nearby scientific data | Find additional scientific data near this location |
Location and accuracy | On ridge west of Peak 4140 and east of Ambler River in T. 21 N., R. 10 E., Kateel River Meridian. Location accurate to within 1000 ft. (300 m). |
Geologic descriptionProspect hosted in Ambler sequence of metamorphosed Devonian and Mississippian volcanic, volcaniclastic, and sedimentary rocks. | |
Geologic map unit | (-156.512748844873, 67.2394690631639) |
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Mineral deposit model | Kuroko (Cox and Singer, 1986; model 28a). |
Mineral deposit model number | 28a |
Age of mineralization | Devonian. |
Workings or exploration | Initially drilled by Noranda in 1978 with two holes totaling 400 ft. (130 m). Drilling in 1982 and 1983 by Anaconda extended early drill holes to a total of 1100 ft. (360 m). Property currently (1997) held by Kennecott Exploration Co. |
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Indication of production | None |
MRDS Number | A106045 |
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Reporters | S.W. Nelson (USGS retired) |
Last report date | 5/12/1997 |