| Deposit ID | 10039531 |
|---|---|
| MRDS ID | M050228 |
| Record type | Site |
| Current site name | Black Gold Mine |
| Geographic coordinates: | -111.3843, 31.69513 (WGS84) |
|---|---|
| Elevation | 1044 |
| Relative position | 2 MILES NORTH OF LAS GUIJAS. |
Political divisions (FIPS codes)
Pima(county)
Arizona(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Las Guijas(quadrangle 1:24,000 scale)
Sells(quadrangle 1:100,000 scale)
Nogales(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
Brawley Wash(hydrologic unit)
Santa Cruz(hydrologic accounting unit)
Middle Gila(hydrologic subregion)
Lower Colorado(hydrologic region)
Federal lands
ST(Federal land areas administered by ST)
| Country | State | County |
|---|---|---|
| United States | Arizona | Pima |
| Meridian | Township | Range | Section | Fraction | State |
|---|---|---|---|---|---|
| Gila and Salt River | 20S | 09E | 13 | Arizona |
| Commodity | Importance |
|---|---|
| Tungsten Critical | Primary |
| Gold | Tertiary |
| Silver | Tertiary |
| Lead | Tertiary |
| Zinc Critical | Tertiary |
| Copper | Tertiary |
| Materials | Type of material |
|---|---|
| Chalcopyrite | Ore |
| Galena | Ore |
| Pyrite | Ore |
| Scheelite | Ore |
| Sphalerite | Ore |
| Wolframite | Ore |
| Host or associated | Associated | ||||
|---|---|---|---|---|---|
| Rock type | Volcanic Rock (Aphanitic) > Intermediate Volcanic Rock > Andesite | ||||
| |||||
| Host or associated | Host |
|---|---|
| Rock type | Volcanic Rock (Aphanitic) > Intermediate Volcanic Rock > Andesite |
| (1) | -111.3843, 31.69513 |
|---|
| General form | NARROW, LENSING, BRANCHING |
|---|
| Development status | Past Producer |
|---|---|
| Commodity type | Metallic |
| Deposit size | Small |
| Significant | No |
| Discovery year | 1936 |
| Year of first production | 1936 |
| Year of last production | 1940 |
| Production years | 1936-1940 |
| District name | Arivaca District |
|---|
| Type | Owner-Operator |
|---|---|
| Owner | E. Fernstrom And L. G. Fernstrom |
| First year | 1940 |
| Type of workings | Underground |
|---|---|
| Length | 21.34M |
| Overall depth | 12.19M |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | M050228 |
LEMMON, D.W. 1945. TUNGSTEN DEPOSITS OF ARIZONA: USGS UNPUB. DATA.
WILSON, 1941, TUNGSTEN DEPOSITS OF ARIZONA: ARIZ. BUR MINES BULL. 148
DALE ETAL, 1961, TUNGSTEN DEPOSITS ...: USBM RI5650
KEITH,S.B.,1974, ABM BULLETIN 189,P.104.
LEMMON, D.M., AND TWETO, O.L., 1962, TUNGSTEN IN THE U.S.: USGS MAP MR25.
CIMRI
LEMMON: 1945: UNPUBL. DATA.
| Subject category | Comment text |
|---|---|
| Deposit | MINERALIZATION IS IN A QUARTZ VEIN. |
| Deposit | THIS RECORD CONTAINS INFORMATION FROM DUPLICATE RECORD D000788 (ELLIOT, J.E.) WHICH HAS BEEN DELETED FROM MRDS. ; INFO.SRC : 1 PUB LIT |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-AUG-1972 | Johnson, Maureen G. | U.S. Geological Survey | |
| Updater | 01-DEC-1973 | Elliot, James E. | U.S. Geological Survey |
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.