| Deposit ID | 10106397 |
|---|---|
| MRDS ID | W055354 |
| Record type | Site |
| Current site name | Riverville Hematite Mines |
| Alternate or previous names | Divestone Ridge Hematite Mines |
| Geographic coordinates: | -78.9103, 37.53228 (WGS84) |
|---|---|
| Elevation | 213 |
| Location accuracy | 1000(meters) |
| Relative position | 0.25 MILE N OF ST. JAMES CHURCH (AT 600 AND 622 JUNCTION)., Acc Other Pits, Trenches Occur 0.8 Mi Ne Along Ridge. |
Political divisions (FIPS codes)
Amherst(county)
Virginia(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Buffalo Ridge(quadrangle 1:24,000 scale)
Dillwyn(quadrangle 1:100,000 scale)
Roanoke(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
Middle James-Buffalo(hydrologic unit)
James(hydrologic accounting unit)
Lower Chesapeake(hydrologic subregion)
Mid Atlantic(hydrologic region)
| Country | State | County |
|---|---|---|
| United States | Virginia | Amherst |
| Commodity | Importance |
|---|---|
| Iron | Primary |
| Materials | Type of material |
|---|---|
| Hematite | Ore |
| Magnetite | Ore |
| Result | AMES TUNNEL ANALYSIS: %FE: 37.22, 32.14, 38.88, 38.79, 48.51, 42.46 |
|---|---|
| Result | %P: 0.025 TO 0.11 (FRAZER, 1883). |
| Host or associated | Host | ||||
|---|---|---|---|---|---|
| Rock type | Metamorphic Rock > Metasedimentary Rock > Quartzite | ||||
| |||||
| Host or associated | Host |
|---|---|
| Rock type | Metamorphic Rock > Schist > Mica Schist |
| Rock unit name | Mt Athos Member, Alligator Back Formation, Lynchburg Group |
| Rock description | Mt Athos Member, Alligator Back Formation, Lynchburg Group |
| (1) | -78.9103, 37.53228 |
|---|
| Type of structure | Regional |
|---|---|
| Structure description | Smith River Allocthon |
| General form | LENSES AND BANDED AND INTERBANDED IRON FORMATION |
|---|
| Development status | Past Producer |
|---|---|
| Commodity type | Metallic |
| Deposit size | Small |
| Significant | No |
| Discovery year | 1875 |
| Year of first production | 1800 |
| Year of last production | 1883 |
| District name | James River-Roanoke River Mn, Fe And Ba District |
|---|
| Ownership category | Private |
|---|
| Type | Operator |
|---|---|
| Owner | Dover Mining Co. |
| Type | Owner |
|---|---|
| Owner | Westvaco Lumber Co. |
| Type of workings | Unknown |
|---|---|
| Length | 152.4M |
| Overall depth | 35.05M |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | W055354 |
FURCRON, A.S., 1935, JAMES RIVER IRON AND MARBLE BELT, VIRGINIA, VIRGINIA GEOLOGICAL SURVEY BULL. 39, 124P. (PL.13, P.93-94).
ESPENSHADE, G.H., 1954, GEOLOGY AND MINERAL DEPOSITS OF THE JAMES RIVER-ROANOKE RIVER MANGANESE DISTRICT, U.S. GEOLOGICAL SURVEY BULL. 1008, 155P. (PL.2, P.140)
FRAZER, PERSIFOR, JR., 1883, THE IRON ORES OF THE MIDDLE JAMES RIVER, VA: AMER. INSTITUTE MIN. ENG. TRANS., VOL. 11, P.212.
BENTON, E.R., 1886, NOTES ON THE SAMPLES OF IRON ORE COLLECTED IN VIRGINIA: UNITED STATES TENTH CENSUS, VOL. 15, P.267-268.
GOOCH, E.O., 1954, IRON IN VIRGINIA, VIRGINIA DIVISION OF MINERAL RESOURCES CIRCULAR NO. 1, P.15.
| Subject category | Comment text |
|---|---|
| Deposit | 3 ORE VARIETIES: 1)MICACEOUS SPECULAR; 2)SPECULAR ORE WITH FINE CRYSTALS OF DISSEMATED MAGNETITE; 3)HIGH GRADE, HARD ("STEEL") HEMATITE ORE WITH BARITE |
| Deposit | DATA FROM BENTON (1886): 1)ANALYSIS OF HEMATITE AND MAGNETITE FROM HEAD DRIFT - FE 48.47%, FEO 6.03%, FE2O3 62.35%, AL2O3 4.94 %, CAO 0.28%, MGO 0.37%, BAO 1.18%, K2O 0.99%, NA2O 0.14%, P2O5 0.24, TIO2 0.07%, INSOL. RESIDUE 28.53%, FES 0.32%, BASO4 1.32%, S 0.35%, SIO2 21.58%. 2) ANALYSIS OF HEMATITE AND MAGNETITE FROM FAUTHER END, BETWEEN SHAFTS NO 2 AND 3; ALSO SW OF SHAFT NO 3 - FE 54,88%, FEO 13.67%, FE2O3 63.01%, AL2O3 2.93%, CAO 0.73%, MGO 0.26%, BAO 2.11%, K2O 0.54%, NA2O 0.10%, P2O5 0.14%, TIO2 0.14%, INSOL RESIDUE 20.71%, FES 20.71%, BASO4 3.04%, S 0.58%, SIO2 14.00% ; INFO.SRC : 1 PUB LIT; 3 FIELD OBSERV |
| Deposit | AMES TUNNEL |
| Deposit | Discovery Year: 1870'S |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-APR-87 | AS | Virginia Division of Mineral Resources |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.