| Deposit ID | 10067659 |
|---|---|
| MRDS ID | W000458 |
| Record type | Site |
| Current site name | Boyd-Smith Mine |
| Alternate or previous names | Groome Mine, Smith Mine, Lennig Mine |
| Geographic coordinates: | -77.89138, 38.04505 (WGS84) |
|---|---|
| Elevation | 101 |
| Relative position | 3.95 KM (2.45 MI) NNE OF MINERAL. |
Political divisions (FIPS codes)
Louisa(county)
Virginia(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Mineral(quadrangle 1:24,000 scale)
Fredericksburg(quadrangle 1:100,000 scale)
Washington(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
Pamunkey(hydrologic unit)
Lower Chesapeake(hydrologic accounting unit)
Lower Chesapeake(hydrologic subregion)
Mid Atlantic(hydrologic region)
| Country | State | County |
|---|---|---|
| United States | Virginia | Louisa |
| Commodity | Importance |
|---|---|
| Sulfur-Pyrite | Primary |
| Copper | Secondary |
| Iron | Secondary |
| Zinc Critical | Tertiary |
| Lead | Tertiary |
| Materials | Type of material |
|---|---|
| Chalcocite | Ore |
| Chalcopyrite | Ore |
| Galena | Ore |
| Goethite | Ore |
| Magnetite | Ore |
| Pyrite | Ore |
| Pyrrhotite | Ore |
| Sphalerite | Ore |
| Biotite | Gangue |
| Chlorite | Gangue |
| Feldspar | Gangue |
| Quartz | Gangue |
| Sericite | Gangue |
| Model code | 184 |
|---|---|
| USGS model code | 28a |
| Deposit model name | Massive sulfide, kuroko |
| Mark3 model number | 93 |
| Host or associated | Associated | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| Rock type | Metamorphic Rock > Metavolcanic Rock > Felsic Metamorphic Rock | ||||||||
| Rock unit name | Chopawamsic Formation | ||||||||
| Rock description | Chopawamsic Formation | ||||||||
| |||||||||
| Host or associated | Host |
|---|---|
| Rock type | Metamorphic Rock > Schist |
| Rock unit name | Chopawamsic Formation |
| Rock description | Chopawamsic Formation |
| Host or associated | Host |
|---|---|
| Rock type | Metamorphic Rock > Gneiss |
| (1) | -77.89138, 38.04505 |
|---|
| Type of structure | Regional |
|---|---|
| Structure description | Reg.Trends: Northeast-Southwest |
| General form | POD/LENS |
|---|---|
| Strike | N. 20-35 DEG E |
| Dip | STEEPLY TO SE |
| Development status | Past Producer |
|---|---|
| Commodity type | Metallic |
| Significant | No |
| Discovery year | 1845 |
| Year of first production | 1845 |
| Production years | ITEM 1 = EARLY 1880'S, ITEM 2 = AROUND 1845 |
| District name | Gold-Pyrite Belt |
|---|
| Ownership category | Private |
|---|
| Type | Operator |
|---|---|
| Owner | Boyd-Smith Mines, Inc. |
| Type | Owner |
|---|---|
| Owner | Boyd-Smith Mines, Inc. |
| Type of workings | Underground |
|---|---|
| Overall depth | 91M |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | W000458 |
GAIR, J E (ED), 1978, MASSIVE SULFIDES OF VIRGINIA FIELD TRIP GUIDEBOOK: INTERNATIONAL GEOLOGICAL CORRELATION PROGRAM, PROJECT NO 60, 112 P
HICKMAN, R C, 1947, PYRITES, MINERAL, LOUISA COUNTY, VA: US BUREAU OF MINES REPORT OF INVESTIGATIONS 4116, 3 P .
LUTTRELL, G W, 1966, BASE- AND PRECIOUS-METAL AND RELATED ORE DEPOSITS OF VIRGINIA: VIRGINIA DIVISION OF MINERAL RESOURCES, MINERAL RESOURCES REPT 7, 167 P
POOLE, J L, 1973, IRON SULFIDE MINES IN VIRGINIA: VIRGINIA MINERALS, V 19, NO 3, 29-33.
GAIR, J.E., 1978, MASSIVE SULPHIDES OF VIRGINIA FIELD TRIP GUIDEBOOK: INTERNATIONAL GEOLOGICAL CORRELATION PROGRAM, PROJECT NO. 60, 112 P.
1845 DIREXPL GROOME MINE: GOSSAN MINED FOR IRON.
1880 DIREXPL LENNIG AND SMITH: PRODUCED PYRITE AND COPPER.
1946 DIREXPL US BUREAU OF MINES: CONDUCTED EXPLORATION AND DRILLING.
LUTTRELL (1966), GAIR (1978)
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-JUN-1972 | Wright, Nancy A. | U.S. Geological Survey | |
| Updater | 01-AUG-1979 | Meintzer, Robert E. (Le Van, D.C.) | Virginia Division of Mineral Resources |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.