| Deposit ID | 10000807 |
|---|---|
| MRDS ID | A011456 |
| Record type | Site |
| Current site name | Sealy-Davis Mine |
| Alternate or previous names | Gold Bluff |
| Related records | 10234243 |
| Geographic coordinates: | -146.57034, 61.13126 (WGS84) |
|---|---|
| Location accuracy | 2000(meters) |
Political divisions (FIPS codes)
Alaska(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Valdez A-7 NW(quadrangle 1:24,000 scale)
Valdez SW(quadrangle 1:100,000 scale)
Valdez(quadrangle 1:250,000 scale)
| 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 |
| Pyrite | Gangue |
| Pyrrhotite | Gangue |
| Quartz | Gangue |
| Result | NO DATA |
|---|
| Host or associated | Host | ||||
|---|---|---|---|---|---|
| Rock type | Sedimentary Rock > Clastic Sedimentary Rock > Siltstone | ||||
| Rock unit name | Valdez Group | ||||
| Rock description | Valdez Group | ||||
| |||||
| (1) | -146.57034, 61.13126 |
|---|
| Strike | N23-35W |
|---|---|
| Dip | 75E TO 85W |
| Thickness | 0.61M |
| Length | 68.58M |
| Development status | Past Producer |
|---|---|
| Commodity type | Metallic |
| Deposit size | Small |
| Significant | No |
| Discovery year | 1910 |
| Type of workings | Underground |
|---|---|
| Name of workings | SEALY DAVIS MINE |
| Length | 457.2M |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | A011456 |
USGS BULL 520, P. 124
USGS BULL 622, P. 152-153, 174-175, 182
USGS MF-438, LOC. 15
USGS OFR 80-892B, LOC. 12
BAG-OFR-80-892B-12
| Subject category | Comment text |
|---|---|
| Deposit | SEALY-DAVIS: FISSURE VEIN UP TO 2 FT THICK STRIKES N 23-35 W, DIPS75 E TO 85 W; EXTENDS OVER VERTICAL DISTANCE OF 225 FT; CONTAINS GOLD, PYRITE, ARSENOPYRITE, CHALCOPYRITE, SPHALERITE, GALENA AND PYRRHOTITE; GOLD BLUFF: SHEAR ZONE WITH A FEW SHORT LENSES OF QUARTZ NO MORE THAN 4IN THICK AND 1/2 IN THICK QUARTZ STRINGERS CARRYING CALCITE, CHLORITE, PYRITE, PYRRHOTITE, CHALCOPYRITE AND PROBABLE GOLD |
| Deposit | SEE ALSO: CLIFF MINE, ALICE MINE ; INFO.SRC : 1 PUB LIT; 2 UNPUB REPT |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-JUN-1985 | Leonard, Kenneth R. (Elliott, R. L.) | U.S. Geological Survey | |
| 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.