| Deposit ID | 10080250 |
|---|---|
| MRDS ID | W031357 |
| Record type | Site |
| Current site name | Falling Cliff Mine |
| Alternate or previous names | Forney's Mine |
| Geographic coordinates: | -80.81924, 36.90174 (WGS84) |
|---|---|
| Elevation | 692 |
| Relative position | .5 MI EAST OF BERTHA. |
Political divisions (FIPS codes)
Wythe(county)
Virginia(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Fosters Falls(quadrangle 1:24,000 scale)
Galax(quadrangle 1:100,000 scale)
Winston-Salem(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
Upper New(hydrologic unit)
Kanawha(hydrologic accounting unit)
Kanawha(hydrologic subregion)
Ohio(hydrologic region)
| Country | State | County |
|---|---|---|
| United States | Virginia | Wythe |
| Commodity | Importance |
|---|---|
| Zinc Critical | Primary |
| Lead | Secondary |
| Silver | Tertiary |
| Iron | Tertiary |
| Materials | Type of material |
|---|---|
| Hemimorphite | Ore |
| Hydrozincite | Ore |
| Smithsonite | Ore |
| Sphalerite | Ore |
| Goethite | Gangue |
| Result | LUMP ORE: 47.578% ZN, 0.198% PB (MCCREATH AND D'INVILLIERS, 1887, P. 58). |
|---|
| Model code | 228 |
|---|---|
| USGS model code | 32b |
| Deposit model name | Mississippi Valley, Appalachian Zn |
| Mark3 model number | 42 |
| Host or associated | Host | ||
|---|---|---|---|
| Rock type | Sedimentary Rock > Carbonate > Dolomite | ||
| Rock unit name | Shady Dolomite, Austinville (New Jersey Zinc)-Saccharoidal Member (Usgs) | ||
| Rock description | Shady Dolomite, Austinville (New Jersey Zinc)-Saccharoidal Member (Usgs) | ||
| |||
| (1) | -80.81924, 36.90174 |
|---|
| Type of structure | Regional |
|---|---|
| Structure description | Ne-Sw Trending Multiple, Imbricate Thrust Faults, Galena Synclinal Basin, Holston Mountain Fault |
| Type of structure | Local |
| Structure description | Hematite Mountain Overthrust |
| General form | IRREGULAR, PINNACLE DOMINATED |
|---|---|
| Thickness | 5M |
| Depth to bottom | 24.4M |
| Development status | Past Producer |
|---|---|
| Commodity type | Metallic |
| Deposit size | Small |
| Significant | No |
| Discovery year | 1885 |
| Year of first production | 1885 |
| District name | Cripple Creek - New River |
|---|
| Ownership category | Private |
|---|
| Type | Owner |
|---|---|
| Owner | Paul Holston, Bertha Farms (H And H Properties ) |
| Home office | Pulaski, Va |
| Type | Operator |
|---|---|
| Owner | New Jersey Zinc Co. (Now Gulf And Western Industries) |
| Type | Operator |
|---|---|
| Owner | Forney, D. S. |
| Type of workings | Surface/Underground |
|---|---|
| Overall depth | 24.4M |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | W031357 |
CURRIER, L.W., 1935, ZINC AND LEAD REGION OF SOUTHWESTERN VIRGINIA: VIRGINIA GEOLOGICAL SURVEY BULLETIN 43, 122 P.
MCCREATH, A.S., AND D'INVILLIERS, E.V., 1887, THE NEW RIVER-CRIPPLE CREEK MINERAL REGION OF VIRGINIA: HARRISBURG, PA., HARRISBURG PUBLISHING CO., 171 P.
DEWEY, F.P., 1882, NOTE ON THE FALLING CLIFF MINE: AMERICAN INSTITUTE OF MINING ENGINEERS, TRANSACTIONS, V. 10, P. 111-112.
NEUMAN, R.B., 1975, MISC. GEOL. INVEST. MAP I-709-B.
1934 GEOLMAP VA. GEOL. SURV.: ISSUED BULL. 43.
1975 OTHER R.B. NEUMAN: MISC. GEOL. INV. MAP I-709-B.
DIREXPL MINED FOR OXIDIZED ZN ORE.
| Subject category | Comment text |
|---|---|
| Deposit | PROPERTY CONSISTED OF 100 ACRES (40.5 HA) IN FEE AND 112 ACRES (45.4 HA) IN MINERAL RIGHTS. THE PROPERTY WAS PROBABLY ALSO MINED LATER FOR IRON. IN LATE 1970'S NEW JERSEY ZINC (NOW GULF AND WESTERN INDUSTRIES) DRILLED IN VICINITY OF OLD FALLING CREEK MINE TO 700 FEET DEPTH AND INTERSECTED 22 FEET OF 8% ZN, 0.8% PB AT 150-200 FEET BELOW SURFACE. AT 700 FEET 10 FEET OF 4.1%ZN, 0.2% PB IN RIBBON MEMBER OF SHADY DOLOMITE. E.L. WEINBERG, PERSONAL COMMUNICATION, 1988, UNPUBLISHED DATA. ; INFO.SRC : 1 PUB LIT; 3 FIELD OBSERV; 5 PERS COMM |
| Deposit | Discovery Year: 1880'S(?) |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-JUN-1980 | Meintzer, Robert E. (Sweet, P. C.) | Virginia Division of Mineral Resources | |
| Updater | 01-APR-1988 | Good, Richard S. | Virginia Division of Mineral Resources |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.