| Deposit ID | 10000813 |
|---|---|
| MRDS ID | A011463 |
| Record type | Site |
| Current site name | Big Four Mineral Cr. Mine |
| Related records | 10209658 |
| Geographic coordinates: | -146.34895, 61.22627 (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)
| Country | State |
|---|---|
| United States | Alaska |
| Commodity | Importance |
|---|---|
| Gold | Primary |
| Lead | Tertiary |
| Zinc Critical | Tertiary |
| Materials | Type of material |
|---|---|
| Galena | Ore |
| Gold | Ore |
| Sphalerite | Ore |
| Pyrite | Gangue |
| Quartz | Gangue |
| Result | NO DATA |
|---|
| Host or associated | Host | ||||
|---|---|---|---|---|---|
| Rock type | Metamorphic Rock > Metasedimentary Rock > Slate | ||||
| Rock unit name | Valdez Group | ||||
| Rock description | Valdez Group | ||||
| |||||
| (1) | -146.34895, 61.22627 |
|---|
| Type of structure | Local |
|---|---|
| Structure description | Veins Are Offset By Faults Trending N 10 To 20 E |
| General form | QUARTZ VEIN |
|---|---|
| Strike | N 55 TO 80 E |
| Dip | 70 TO 80 W |
| Thickness | 1.52M |
| Development status | Past Producer |
|---|---|
| Commodity type | Metallic |
| Deposit size | Small |
| Significant | No |
| Discovery year | 1911 |
| Year of first production | 1914 |
| Year of last production | 1939 |
| District name | Port Valdez |
|---|
| Ownership category | State |
|---|
| Type of workings | Underground |
|---|---|
| Length | 137.16M |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | A011463 |
USGS BULL 520, P. 125
USGS BULL 622, P. 153, 164-165
USGS BULL 880-A, P. 23-24
USGS MF-438, LOC. 22
USGS OFR 80-892B, LOC. 19
BAG-OFR-80-892B-19
| Subject category | Comment text |
|---|---|
| Deposit | SHATTERED QUARTZ VEINS 1 TO 5 FT THICK; STRIKE: N 55 TO 80 E, DIP:70 TO 80 N; CUT OUT BY FAULTS IN AT LEAST 2 PLACES |
| Deposit | SEE ALSO: BIG FOUR (MCALLISTER CR.) ; 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.