| Deposit ID | 10213355 |
|---|---|
| MRDS ID | W025106 |
| MAS/MILS ID | 0060850014 |
| Record type | Site |
| Current site name | Doak No 2 Prospect |
| Alternate or previous names | Blackhawk |
| Related records | 10077457 |
| Point of reference | Main Entrance |
|---|---|
| Geographic coordinates: | -121.52072, 37.47162 (WGS84) |
| Elevation | 792 |
| Location accuracy | 1000(meters) |
Political divisions (FIPS codes)
Santa Clara(county)
California(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Eylar Mountain(quadrangle 1:24,000 scale)
San Jose(quadrangle 1:100,000 scale)
San Jose(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
San Francisco Bay(hydrologic unit)
San Francisco Bay(hydrologic accounting unit)
San Francisco Bay(hydrologic subregion)
California(hydrologic region)
| Country | State | County |
|---|---|---|
| United States | California | Santa Clara |
| Meridian | Township | Range | Section | Fraction | State |
|---|---|---|---|---|---|
| Mount Diablo | 005 S | 004 E | 22 | California |
| Commodity | Importance |
|---|---|
| Manganese Critical | Tertiary |
| Main Entrance (1) | -121.52072, 37.47162 |
|---|
| Operation type | Surface-Underground |
|---|---|
| Development status | Past Producer |
| Commodity type | Metallic |
| Deposit size | Small |
| Significant | No |
| Discovery year | 1918 |
| Type of mineral rights | Unknown |
|---|
| Type | Owner |
|---|---|
| Owner | D. P Doak |
| Home office | California |
| Year | 1974 |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| U.S. Bureau of Mines | Minerals Availability System | MAS | 0060850014 | |
| USGS | Mineral Resources Data System | MRDS | W025106 | MAS references MRDS |
CALIF. JOUR. MINES & GEO. V. 50,NO.2, APR. 1954, P.412
BULL. 152, PP.246-247; U.S. BUREAU OF MINES R.I. 5254.
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 22-MAY-1986 | Western Field Operations Center (WFOC) | U.S. Bureau of Mines |
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.