| Deposit ID | 10096549 |
|---|---|
| MRDS ID | W030881 |
| Record type | Site |
| Current site name | Frogtown Prospect |
| Geographic coordinates: | -77.96081, 39.09142 (WGS84) |
|---|---|
| Elevation | 158 |
| Relative position | 3.7 KM (2.3 MI) NW OF FROGTOWN, NEAR THE TOP OF THE CLIFFS ON A NORTH BEND OF THE SHENANDOAH RIVER. |
Political divisions (FIPS codes)
Clarke(county)
Virginia(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Ashby Gap(quadrangle 1:24,000 scale)
Frederick(quadrangle 1:100,000 scale)
Baltimore(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
Shenandoah(hydrologic unit)
Potomac(hydrologic accounting unit)
Potomac(hydrologic subregion)
Mid Atlantic(hydrologic region)
| Country | State | County |
|---|---|---|
| United States | Virginia | Clarke |
| Commodity | Importance |
|---|---|
| Copper | Primary |
| Lead | Secondary |
| Materials | Type of material |
|---|---|
| Calcite | Gangue |
| Dolomite | Gangue |
| Host or associated | Host | ||||
|---|---|---|---|---|---|
| Rock type | Sedimentary Rock > Carbonate > Dolomite | ||||
| Rock unit name | Shady Formation | ||||
| Rock description | Shady Formation | ||||
| |||||
| (1) | -77.96081, 39.09142 |
|---|
| Type of structure | Regional |
|---|---|
| Structure description | Blue Ridge Anticlinorium, Massanutten Synclinorium |
| Type of structure | Local |
| Structure description | Slate Ridge Anticline |
| General form | IRREGULAR |
|---|---|
| Strike | N 66 DEG E |
| Dip | 30 DEG NW |
| Development status | Occurrence |
|---|---|
| Commodity type | Metallic |
| Deposit size | Small |
| Significant | No |
| District name | Northern Section-Blue Ridge Province |
|---|
| Ownership category | Private |
|---|
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | W030881 |
SWEET, P.C. AND BELL, S.C., 1980, METALLIC MINERALIZATION IN THE BLUE RIDGE PROVINCE OF VIRGINIA; VIRGINIA DIVISION OF MINERAL RESOURCES, IN PREPARATION
LUTTRELL, G.W., 1966, BASE-AND PRECIOUS METAL AND RELATED ORE DEPOSITS OF VIRGINIA: VIRGINIA DIVISION OF MINERAL RESOURCES MINERAL RESOURCES REPORT 7, 167 P.
1978 RECON VA. DIV. OF MINERAL RESOURCES; SITE INSPECTED
DIREXPL
| Subject category | Comment text |
|---|---|
| Deposit | DOLOMITE IS FRACTURED, CONTAINS CALCITE VEINLETS. SHAFT IN SHADY DOLOSTONE REPORTED TO HAVE TRACES OF COPPER AND LEAD MINERALIZATION, BUT MINERALOGY UNSPECIFIED |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-MAY-1979 | Beaulieu, Harvey R. (Le Van, D. C.) | U.S. Geological Survey |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.