Deposit ID | 10107560 |
---|---|
MRDS ID | A015716 |
Record type | Site |
Current site name | Bear Creek Placer |
Geographic coordinates: | -161.06444, 65.54107 (WGS84) |
---|---|
(click for info) |
Country | State |
---|---|
United States | Alaska |
Commodity | Importance |
---|---|
Gold | Primary |
Platinum | Secondary |
Materials | Type of material |
---|---|
Gold | Ore |
Garnet | Gangue |
Hematite | Gangue |
Ilmenite | Gangue |
Magnetite | Gangue |
Platinum | Unknown |
Host or associated | Host |
---|---|
Rock type | Unconsolidated Deposit > Gravel |
(1) | -161.06444, 65.54107 |
---|
Development status | Producer |
---|---|
Commodity type | Metallic |
Deposit size | Small |
Significant | No |
Discovery year | 1900 |
District name | Fairhaven |
---|
Agency | Database name | Acronym | Record ID | Notes |
---|---|---|---|---|
USGS | Mineral Resources Data System | MRDS | A015716 |
USGS MF-389 (C-5), LOC. 29, 30.
USGS BULLETIN 692, P. 380.
ALASKA DIV. OF MINES AND MINERALS GEOLOGIC REPORT 12, P. 8.
USGS OF 76-866, P. 7-9.
BEDROCK IS MAINLY ALTERED ANDESITIC TUFFS AND LAVAS (GREENSTONE) CUT BY MORE MAFIC (BIOTITE PYROXENITE) AND ACIDIC DIKES.
Subject category | Comment text |
---|---|
Deposit | GOLD ON BEDROCK OR IN CRACKS IN UPPER SEVERAL INCHES OF BEDROCK. BEDROCK MUST BE THOROUGHLY CLEANED AS MUCH OF GOLD IS CLOSE TO BEDROCK. |
Deposit | THIS SITE NAME WAS CREATED BY THE REPORTER OR OTHER USGS EMPLOYEE BASED ON PROXIMITY TO SOME MAJOR GEOGRAPHIC FEATURE. |
Type | Date | Name | Affiliation | Comment |
---|---|---|---|---|
Reporter | 01-SEP-1987 | Powers, M.T. (Huber, D.F.) | U.S. Geological Survey |