| Deposit ID | 10110574 |
|---|---|
| MRDS ID | W019898 |
| Record type | Site |
| Current site name | Toms Run Quarry |
| Related records | 10170158 |
| Geographic coordinates: | -77.16885, 38.99531 (WGS84) |
|---|
Political divisions (FIPS codes)
Montgomery(county)
Maryland(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Falls Church(quadrangle 1:24,000 scale)
Washington West(quadrangle 1:100,000 scale)
Washington(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
Middle Potomac-Catoctin(hydrologic unit)
Potomac(hydrologic accounting unit)
Potomac(hydrologic subregion)
Mid Atlantic(hydrologic region)
| Country | State | County |
|---|---|---|
| United States | Maryland | Montgomery |
| Commodity | Importance |
|---|---|
| Silica | Primary |
| Materials | Type of material |
|---|---|
| Gneiss | Ore |
| (1) | -77.16885, 38.99531 |
|---|
| Development status | Producer |
|---|---|
| Commodity type | Metallic |
| Significant | No |
| Ownership category | Private |
|---|
| Type | Operator |
|---|---|
| Owner | Toms Run Quarries |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | W019898 |
EDWARDS, JR., J., 1971, MARYLAND I.C. 11, P. 13.
GNESS QUARRY IS OPERATED BY TOMS RUN QUARRIES.
OPERATION PRODUCES SILICA SAND.
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-JAN-1971 | Unknown | U.S. Bureau of Mines |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.