| Deposit ID | 10002666 |
|---|---|
| MRDS ID | A015107 |
| Record type | Site |
| Current site name | Copper Creek Prospect |
| Geographic coordinates: | -143.30392, 64.85197 (WGS84) |
|---|---|
| Location accuracy | 250(meters) |
Political divisions (FIPS codes)
Southeast Fairbanks(Census area)
Alaska(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Eagle D-5(quadrangle 1:63,360 scale)
Eagle NW(quadrangle 1:100,000 scale)
Eagle(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
Alaska(hydrologic region)
Federal lands
Yukon-Charley Rivers National Preserve(National Preserve)
National Preserve NPS(Type of land area)
NPS(Federal land areas administered by NPS)
| Country | State |
|---|---|
| United States | Alaska |
| Commodity | Importance |
|---|---|
| Copper | Primary |
| Lead | Secondary |
| Silver | Secondary |
| Gold | Tertiary |
| REE Critical | Tertiary |
| Tungsten Critical | Tertiary |
| Materials | Type of material |
|---|---|
| Chalcopyrite | Ore |
| Galena | Ore |
| Gold | Ore |
| Malachite | Ore |
| Monazite | Ore |
| Wollastonite | Gangue |
| Result | SAMPLES FROM 2 AREAS WITH RADIOACTIVITY ANOMALIES CONTAINED .058 AND .009% URANIUM, WHICH APPEARS TO BE AN IMPURITY IN BORNITE AND MALACHITE INCLUSIONS IN WOLLASTONITE. AG: .8-1.16 OZ./TON. CU: 2.50-5.26%. |
|---|
| Host or associated | Host |
|---|---|
| Rock type | Metamorphic Rock > Amphibolite |
| (1) | -143.30392, 64.85197 |
|---|
| Development status | Occurrence |
|---|---|
| Commodity type | Metallic |
| Deposit size | Small |
| Significant | No |
| Discovery year | 1925 |
| Discoverer | Hudson Bros. |
| District name | Circle |
|---|
| Ownership category | National Park |
|---|
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | A015107 |
USGS MF-393 (D-2), LOC. 1.
USGS CIRC. 335 P. 7-9.
USGS BULL. 1246, P. 210.
BAG-MF-393-1
| Subject category | Comment text |
|---|---|
| Deposit | CHALCOPYRITE, BORNITE, MALACHITE, AZURITE, AND MINOR GALENA DISSEMINATED IN CALC-SILICATE SKARN ROOF PENDANT NEAR AN AMPHIBOLITE CONTACT. |
| Deposit | THIS SITE NAME WAS CREATED BY THE REPORTER OR OTHER USGS EMPLOYEE BASED ON PROXIMITY TO SOME MAJOR GEOGRAPHIC FEATURE. |
| Deposit | Discovery Year: EARLY 1900'S |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-APR-87 | Powers, M.T. (Huber, D.F.) | U.S. Geological Survey | |
| Editor | 20-SEP-94 | Mosier, Dan | U.S. Geological Survey | PARSED OUT HOST ROCK AND ASSOCIATED ROCK TYPES, AGES, UNIT NAMES, AND UNIT AGES. |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.
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