| Deposit ID | 10287759 |
|---|---|
| MAS/MILS ID | 0061110124 |
| Record type | Site |
| Current site name | Blue Star Pit |
| Point of reference | Ore Body |
|---|---|
| Geographic coordinates: | -118.87982, 34.28281 (WGS84) |
| Elevation | 171 |
| Location accuracy | 100(meters) |
Political divisions (FIPS codes)
Ventura(county)
California(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Moorpark(quadrangle 1:24,000 scale)
Los Angeles(quadrangle 1:100,000 scale)
Los Angeles(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
Calleguas(hydrologic unit)
Ventura-San Gabriel Coastal(hydrologic accounting unit)
Southern California Coastal(hydrologic subregion)
California(hydrologic region)
| Country | State | County |
|---|---|---|
| United States | California | Ventura |
| Meridian | Township | Range | Section | Fraction | State |
|---|---|---|---|---|---|
| San Bernardino | 002 N | 019 W | 08 | SWNWSW | California |
| Commodity | Importance |
|---|---|
| Sand and Gravel, Construction | Primary |
| Ore Body (1) | -118.87982, 34.28281 |
|---|
| Operation type | Surface |
|---|---|
| Development status | Producer |
| Commodity type | Non-metallic |
| Significant | No |
| Type of mineral rights | Unknown |
|---|
| Ownership category | Unknown |
|---|
| Type | Owner-Operator |
|---|---|
| Owner | Blue Star Redi-Mix Inc, 9035 Happy Camp Road, Moorpark |
| ID | 404140 |
| Home office | California |
| Year | 1981 |
| Type | Owner-Operator |
|---|---|
| Owner | Blue Star Ready Mix, Inc. |
| ID | 404140 |
| Home office | California |
| Year | 1990 |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| U.S. Bureau of Mines | Minerals Availability System | MAS | 0061110124 | |
| Mine Safety and Health Administration | MSHA | MSHA | 0404140 |
CALIF. DIV. MINES AND GEOL. SPECIAL PUBLICATION 58, 1981
P. 57.
CALIF. DIV. MINES AND GEOL. SPECIAL PUBLICATION 103, 1990.
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 04-FEB-91 | Lowe, Nathan T. | U.S. Bureau of Mines |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.
| Status | Active since 10/01/2011 |
|---|---|
| MSHA mine ID | 0404140 |
| Mine name (MSHA) | Moorpark Quarry |
| Current operator | CEMEX Construction Materials Pacific, LLC |
| Current controller (parent) | Cemex S A |
| Mine type | Surface (Metal / non-metal) |
MSHA cross-reference per the original MRDS record. Mine status and operator reflect MSHA's last published Mines export (February 2025); MSHA's public bulk feed has been unavailable since, so this may be out of date. See the Mine Data Retrieval System for current status.
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.