| Quadrangle map, 1:250,000-scale | JU |
|---|---|
| Quadrangle map, 1:63,360-scale | C-5 |
| Latitude | 58.7231 |
| Longitude | -135.565 |
| Nearby scientific data | Find additional scientific data near this location |
| Location and accuracy | This occurrence is at an elevation of approximately 2,000 feet, on the west side of a south tributary of the Endicott River about 2 miles north of the divide with the Excursion River. It is in the NW1/4 section 27, T. 36 S., R. 59 E. of the Copper River Meridian. The location is accurate within 1/2 mile. |
Geologic descriptionThe general area is underlain by deformed and metamorphosed Silurian or Devonian carbonate, clastic and volcanic clastic rocks that have been intruded by Upper Jurassic and Lower Cretaceous granitic and dioritic rocks (Brew and others, 1992). This occurrence consists of pyrite and magnetite in iron-stained greenstone granulite. It is described as a skarn deposit by the U.S. Bureau of Mines (Redman and others, 1989). Redman reports the occurrence was discovered by the U.S. Geological Survey. | |
| Geologic map unit | (-135.56684295463, 58.7227582824296) |
|---|---|
| Alteration of deposit | Local iron-staining. |
| Workings or exploration | Surface examination only. |
|---|---|
| Indication of production | None |
References | |
| Reporters | J.C. Barnett and L.D. Miller (Juneau, Alaska ) |
|---|---|
| Last report date | 12/15/2001 |