| Deposit ID | 10008872 |
|---|---|
| MRDS ID | D001351 |
| Record type | Site |
| Current site name | Hoffman's Quarry |
| Geographic coordinates: | -75.08294, 40.01668 (WGS84) |
|---|
Political divisions (FIPS codes)
Philadelphia(county)
Pennsylvania(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Frankford(quadrangle 1:24,000 scale)
Reading(quadrangle 1:100,000 scale)
Newark(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
Lower Delaware(hydrologic unit)
Lower Delaware(hydrologic accounting unit)
Delaware-Mid Atlantic Coastal(hydrologic subregion)
Mid Atlantic(hydrologic region)
| Country | State | County |
|---|---|---|
| United States | Pennsylvania | Philadelphia |
| Commodity | Importance |
|---|---|
| Tungsten Critical | Primary |
| Materials | Type of material |
|---|---|
| Scheelite | Ore |
| Host or associated | Host |
|---|---|
| Rock type | Metamorphic Rock > Gneiss |
| (1) | -75.08294, 40.01668 |
|---|
| Development status | Occurrence |
|---|---|
| Commodity type | Metallic |
| Significant | No |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | D001351 |
LEMMON, D.M., UNPUBLISHED DATA.
LEMMON, D.M., AND TWETO, O.L., 1962, TUNGSTEN IN THE U.S., USGS MAP, MR-25.
BASCOM, F., ET AL., 1909, USGS GEOL. ATLAS, FOLIO 162.
| Subject category | Comment text |
|---|---|
| Deposit | A FEW POUNDS OF SCHEELITE WERE FOUND AT HOFFMAN'S QUARRY, FRANKFORD WHICH IS NOW WITHIN THE CITY LIMITS OF PHILADELPHIA. ; INFO.SRC : 1 PUB LIT; 2 UNPUB REPT |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-JUN-1973 | Elliott, James E. | U.S. Geological Survey |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.