| Deposit ID | 10140916 |
|---|---|
| MAS/MILS ID | 0060719035 |
| Record type | Site |
| Current site name | Dunn Siding Mill |
| Alternate or previous names | Dunn Mill |
| Point of reference | Plant |
|---|---|
| Geographic coordinates: | -116.43776, 35.04611 (WGS84) |
| Elevation | 491 |
| Location accuracy | 10(meters) |
Political divisions (FIPS codes)
San Bernardino(county)
California(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Dunn(quadrangle 1:24,000 scale)
Soda Mountains(quadrangle 1:100,000 scale)
Trona(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 | 011 N | 005 E | 15 | SWNE | California |
| Commodity | Importance |
|---|---|
| Boron-Borates | Primary |
| Plant (1) | -116.43776, 35.04611 |
|---|
| Operation type | Processing Plant |
|---|---|
| Development status | Producer |
| Commodity type | Non-metallic |
| Significant | No |
| Ownership category | Unknown |
|---|
| Type | Owner-Operator |
|---|---|
| Owner | American Borate Co. |
| ID | 401097 |
| Home office | California |
| Year | 1990 |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| U.S. Bureau of Mines | Minerals Availability System | MAS | 0060719035 | |
| Mine Safety and Health Administration | MSHA | MSHA | 0401097 |
CALIF. DIV. MINES AND GEOL. SPECIAL PUBLICATION 103, 1990,
P. VIII.
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-JUL-1992 | Ridenour, James | U.S. Bureau of Mines |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.
| Status | Intermittent since 03/03/2023 |
|---|---|
| MSHA mine ID | 0401097 |
| Mine name (MSHA) | Dunn Mill |
| Current operator | Pacific Mining and Minerals, LLC |
| Current controller (parent) | Michael Mattox; Terry Suzuki |
| Mine type | Facility (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MSHA's last published Mines export (February 2025); MSHA's public bulk feed has been unavailable since, so this may be out of date.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.