| Main commodities | Cu |
|---|---|
| Ore minerals | chalcopyrite; malachite; pyrite |
| Gangue minerals | quartz |
| Quadrangle map, 1:250,000-scale | PS |
|---|---|
| Quadrangle map, 1:63,360-scale | A-1 |
| Latitude | 68.16 |
| Longitude | -147.44 |
| Nearby scientific data | Find additional scientific data near this location |
| Location and accuracy | Site is at an elevation of about 3,900 ft. between the Middle Fork Chandalar and Wind rivers approximately 9 miles east of the mouth of Beaucoup Creek (north-center sec. 11, T. 15 S., R. 20 E., of the Umiat Meridian). Location accurate within 1-mile radius. |
Geologic descriptionOccurrence described only as a quartz vein in limestone containing chalcopyrite, pyrite and malachite in or near the contact zone between Devonian Skajit Limestone and Beaucoup Formation (Barker, 1978). The area is mapped as brown shale and limestone members of Beaucoup Formation. No other descriptive information is available. | |
| Geologic map unit | (-147.442790847167, 68.1596589157169) |
|---|---|
| Workings or exploration | Two claims located by Placid Oil in 1971 which were reportedly abandoned as of 1978 (Barker, 1978; Menzie and others, 1985). |
|---|---|
| Indication of production | None |
| MRDS Number | A012516 |
|---|---|
References | |
| Reporters | J.M. Britton (Anchorage) |
| Last report date | 11/17/1999 |