| Deposit ID | 10116669 |
|---|---|
| MRDS ID | M023456 |
| MAS/MILS ID | 0060711860 |
| Record type | Site |
| Current site name | Oro Grande Ii Mine |
| Related records | 10035605 |
| Point of reference | Main Entrance |
|---|---|
| Geographic coordinates: | -117.32418, 34.59501 (WGS84) |
| Location accuracy | 500(meters) |
Political divisions (FIPS codes)
San Bernardino(county)
California(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Victorville(quadrangle 1:24,000 scale)
Victorville(quadrangle 1:100,000 scale)
San Bernardino(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
Mojave(hydrologic unit)
Northern Mojave(hydrologic accounting unit)
Northern Mojave-Mono Lake(hydrologic subregion)
California(hydrologic region)
| Country | State | County |
|---|---|---|
| United States | California | San Bernardino |
| Meridian | Township | Range | Section | Fraction | State |
|---|---|---|---|---|---|
| San Bernardino | 006 N | 004 W | 20 | NW | California |
| Commodity | Importance |
|---|---|
| Gold | Primary |
| Main Entrance (1) | -117.32418, 34.59501 |
|---|
| Operation type | Underground |
|---|---|
| Development status | Past Producer |
| Commodity type | Metallic |
| Deposit size | Small |
| Significant | No |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| U.S. Bureau of Mines | Minerals Availability System | MAS | 0060711860 | |
| USGS | Mineral Resources Data System | MRDS | M023456 | MAS references MRDS |
CALIF. DIV. MINES REPORT, V. 27, 1931, P. 308. NOTE:
REPORTED LOCATION IN THIS REFERENCE IS SUSPECT.
CALIF. JOUR. MINES AND GEOL., V. 49, 1953, TABULATED LIST,
NO. 159, P. 52.
CALIF. DIV. MINES BULLETIN 165, 1954, P. 130.
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 30-MAR-1991 | Ridenour, James | U.S. Bureau of Mines |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.
| Status | Active since 10/01/2015 |
|---|---|
| MSHA mine ID | 0400011 |
| Mine name (MSHA) | ORO GRANDE QUARRY |
| Current operator | CALPORTLAND |
| Current controller (parent) | Taiheiyo Cement Corp |
| Mine type | Facility (Metal / non-metal) |
Inferred by coordinate + name similarity (1655 m, 0.87 match). Confirm against MSHA if precision matters — non-USGS-curated cross-references may occasionally point at a neighbouring mine.
Open MSHA's Mine Data Retrieval System for inspections, accidents, and violations for this mine.
These are landing pages for further research — the state agencies don't currently expose per-mine deep links.