| Deposit ID | 10000810 |
|---|---|
| MRDS ID | A011460 |
| Record type | Site |
| Current site name | Thompson-Ford Mine |
| Alternate or previous names | Owl |
| Related records | 10161530 |
| Geographic coordinates: | -146.53228, 61.1471 (WGS84) |
|---|
Political divisions (FIPS codes)
Valdez-Cordova(Census area)
Alaska(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Valdez A-7(quadrangle 1:63,360 scale)
Valdez SW(quadrangle 1:100,000 scale)
Valdez(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
Eastern Prince William Sound(hydrologic unit)
Prince William Sound(hydrologic accounting unit)
South Central Alaska(hydrologic subregion)
Alaska(hydrologic region)
Federal lands
BLM(Federal land areas administered by BLM)
| Country | State |
|---|---|
| United States | Alaska |
| Commodity | Importance |
|---|---|
| Gold | Primary |
| Copper | Tertiary |
| Lead | Tertiary |
| Zinc Critical | Tertiary |
| Materials | Type of material |
|---|---|
| Chalcopyrite | Ore |
| Galena | Ore |
| Gold | Ore |
| Sphalerite | Ore |
| Calcite | Gangue |
| Chlorite | Gangue |
| Limonite | Gangue |
| Malachite | Gangue |
| Pyrite | Gangue |
| Quartz | Gangue |
| Result | 4 SAMPLES FROM THOMPSON-FORD MINE, QUARTZ VEINS SHOWED THE FOLLOWING RANGES: AG: NOT DETECTED TO 0.5 PPM, AU: NOT DETECTED TO 0.30 PPM, CU: 7 PPM TO 100 PPM, PB: 10 PPM TO 95 PPM, ZN: NOT DETECTED TO 30 PPM, SAMPLES 79BS032, -A, -B AND -C, PICKTHORN, 1982 M. S. THESIS |
|---|
| Host or associated | Host |
|---|---|
| Rock type | Sedimentary Rock > Clastic Sedimentary Rock > Siltstone |
| Rock unit name | Valdez Group |
| Rock description | Valdez Group;Valdez Group |
| Name | THOMPSON FORD MINE |
|---|---|
| General form | TABULAR |
| Strike | N35 TO 60W}NW |
| Dip | }30 E |
| Width | 0.2M |
| Name | OWL CLAIM |
|---|---|
| General form | TABULAR |
| Dip | }30 E |
| Width | 0.46M |
| Development status | Past Producer |
|---|---|
| Commodity type | Metallic |
| Deposit size | Small |
| Significant | No |
| District name | Port Valdez |
|---|
| Ownership category | State |
|---|
| Type of workings | Underground |
|---|---|
| Name of workings | OWL CLAIM |
| Length | 57.91M |
| Type of workings | Underground |
|---|---|
| Name of workings | THOMPSON-FORD CLAIMS |
| Length | 224.03M |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | A011460 |
USGS BULL 520, P. 125
USGS BULL 622, P. 177, 180-181
USGS MF-438, LOC. 19
USGS OFR 80-892B, LOC. 16
PICKTHORN, WILLIAM, 1982, STABLE ISOTOPE AND FLUID INCLUSION STUDY OF THE PORT VALDEZ GOLD DISTRICT, SOUTHERN ALASKA: LOS ANGELES, CA, U. C. L. A. M. S. THESIS, 66 P.
BAG-OFR-80-892B-16
| Subject category | Comment text |
|---|---|
| Deposit | SEE ALSO: CLIFF MINE ; INFO.SRC : 1 PUB LIT; 2 UNPUB REPT |
| Deposit | THOMPSON FORD MINE: QUARTZ VEIN AVERAGING 8 IN WIDE CARRIES PYRITE, GALENA AND FREE GOLD, STRIKES N 35 TO 60 W WITH NEAR VERTICAL DIP; OWL CLAIM: SHEAR ZONE STRIKES NW, DIPS 30 E, CONTAINS STRINGERS AND LENSES OF QUARTZ UP TO 18 IN WIDE CARRYING PYRITE, CHALCOPYRITE GALENA AND SPHALERITE |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-JUN-1985 | Leonard, Kenneth R. (Elliott, R. L.) | U.S. Geological Survey | |
| Editor | 14-APR-1994 | Mosier, Dan | U.S. Geological Survey | PARSED OUT HOST ROCK AND ASSOCIATED ROCK TYPES, AGES, UNIT NAMES, AND UNIT AGES. |
| Editor | 14-APR-1995 | Waller, Nichelle (Mosier, Dan) | U.S. Geological Survey | PUT DIMENSION DATA INTO THE ORE BODY FIELDS FROM THE DEPOSIT COMMENTS FIELD. |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.
These are landing pages for further research — the state agencies don't currently expose per-mine deep links.