| Deposit ID | 10105464 |
|---|---|
| MRDS ID | W000524 |
| Record type | Site |
| Current site name | Rose Hill Quarry |
| Geographic coordinates: | -77.06524, 38.94781 (WGS84) |
|---|---|
| Elevation | 69 |
| Relative position | CONNECTICUT AVE. AT ALBEMARLE ST. (AT HEAD OF SOAPSTONE VALLEY) |
Political divisions (FIPS codes)
District of Columbia(county)
District of Columbia(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Washington West(quadrangle 1:24,000 scale)
Washington West(quadrangle 1:100,000 scale)
Washington(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
Middle Potomac-Anacostia-Occoquan(hydrologic unit)
Potomac(hydrologic accounting unit)
Potomac(hydrologic subregion)
Mid Atlantic(hydrologic region)
| Country | State |
|---|---|
| United States | District of Columbia |
| Commodity | Importance |
|---|---|
| Talc-Soapstone | Primary |
| Host or associated | Host |
|---|---|
| Rock type | Metamorphic Rock > Gneiss |
| (1) | -77.06524, 38.94781 |
|---|
| Development status | Past Producer |
|---|---|
| Commodity type | Non-metallic |
| Significant | No |
| Production years | PRE-1700 |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | W000524 |
HOLMES, W.H., 1890, AMER. ANTHRO., VOL. 3, NO. 4, PP. 321-330.
HIGGINS, M.W., 1972, GSA BULL.,VOL. 83, NO. 4, FIG 1
CARR, M.S., 1950, USGS BULL 967, P. 11, PL. 6.
| Subject category | Comment text |
|---|---|
| Deposit | THIS QUARRY WAS WORKED BY PRE-COLONIZATION INDIANS FOR THE PURPOSE OF MAKING VESSELS. IN THE LATE 1800'S SOME OF THE ANCIENT WORKINGS COULD BE SEEN, BUT HAVE SINCE BEEN OBLITERATED. OCCASIONAL PIECES OF SOAPSTONE CAN BE FOUND IN SOAPSTONE VALLEY BELOW THE WORKINGS. AGE OF SOAPSTONE FROM REF. 2 ; INFO.SRC : 1 PUB LIT |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-JUN-1972 | Wright, Nancy A. | U.S. Geological Survey |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.