| Deposit ID | 10162874 |
|---|---|
| MRDS ID | M007659 |
| MAS/MILS ID | 0060170244 |
| Record type | Site |
| Current site name | Hoff Mine |
| Alternate or previous names | Trio Chrome Company Lease, Trio Chrome Company Leases |
| Related records | 10029853 |
| Point of reference | Ore Body |
|---|---|
| Geographic coordinates: | -120.92242, 38.5227 (WGS84) |
| Elevation | 2624 |
| Location accuracy | 500(meters) |
Political divisions (FIPS codes)
El Dorado(county)
California(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Latrobe(quadrangle 1:24,000 scale)
Placerville(quadrangle 1:100,000 scale)
Sacramento(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
Upper Cosumnes(hydrologic unit)
San Joaquin(hydrologic accounting unit)
San Joaquin(hydrologic subregion)
California(hydrologic region)
Federal lands
Bureau of Land Management(Bureau of Land Management CA)
Bureau of Land Management CA BLM(Type of land area)
BLM(Federal land areas administered by BLM)
| Country | State | County |
|---|---|---|
| United States | California | El Dorado |
| Meridian | Township | Range | Section | Fraction | State |
|---|---|---|---|---|---|
| Mount Diablo | 008 N | 010 E | 30 | W2 | California |
| Commodity | Importance |
|---|---|
| Chromium Critical | Tertiary |
| Iron | Tertiary |
| Materials | Type of material |
|---|---|
| Chromite | Unknown |
| Penninite | Unknown |
| Serpentine | Unknown |
| Ore Body (1) | -120.92242, 38.5227 |
|---|
| Strike | N60W | ||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Dip | 70N | ||||||||||||||||||||||
| Thickness | 3M | ||||||||||||||||||||||
| Length | 19M | ||||||||||||||||||||||
| Width | 0M | ||||||||||||||||||||||
| Depth to top | 99999M | ||||||||||||||||||||||
| |||||||||||||||||||||||
| Operation type | Surface |
|---|---|
| Development status | Past Producer |
| Commodity type | Metallic |
| Significant | No |
| District name | Latrobe District |
|---|
| Ownership category | Private |
|---|
| Type | Owner |
|---|---|
| Owner | Robert Haddock And R. H. Chaix |
| Home office | California |
| Year | 1976 |
| Type | Operator |
|---|---|
| Owner | Trio Chrome Co.-Lease From Haddock And Chaix |
| Home office | California |
| Year | 1976 |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| U.S. Bureau of Mines | Minerals Availability System | MAS | 0060170244 | |
| USGS | Mineral Resources Data System | MRDS | M007659 | MAS references MRDS |
CATER,F.W. ET AL,CAL.DIV MINES CHROMITE INVEST,BULL 134,PT.3
P.120-121,1951
BRADLEY,W.W. ET AL,1918 CAL. STATE MINING BUR BULL 76,P.135-
MINERAL PROPERTY FILE NO.15.96
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 27-FEB-1984 | Hayashi | 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.