| Deposit ID | 10085681 |
|---|---|
| MRDS ID | W701311 |
| Record type | Site |
| Current site name | Spar Valley Rhyolite Vein Mine |
| Alternate or previous names | Spar Valley No. 2 and No. 3 Shafts. Includes Bute 1, Ingram 3, And Ingram 4 Claims. |
| Geographic coordinates: | -105.04774, 30.94157 (WGS84) |
|---|---|
| Elevation | 1725 |
| Relative position | 15 MI (24 KM) SW OF VAN HORN |
Political divisions (FIPS codes)
Hudspeth(county)
Texas(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Eagle Mountains NE(quadrangle 1:24,000 scale)
Indian Hot Springs(quadrangle 1:100,000 scale)
Marfa(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
Salt Basin(hydrologic unit)
Rio Grande Closed Basins(hydrologic accounting unit)
Rio Grande Closed Basins(hydrologic subregion)
Rio Grande(hydrologic region)
| Country | State | County |
|---|---|---|
| United States | Texas | Hudspeth |
| Commodity | Importance |
|---|---|
| Fluorine-Fluorite Critical | Primary |
| Materials | Type of material |
|---|---|
| Fluorite | Ore |
| Quartz | Gangue |
| Host or associated | Associated | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| Rock type | Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Rhyolite | ||||||||
| Rock unit name | Lower Rhyolite | ||||||||
| Rock description | Lower Rhyolite | ||||||||
| |||||||||
| Host or associated | Host |
|---|---|
| Rock type | Sedimentary Rock > Clastic Sedimentary Rock > Sandstone |
| Rock unit name | Cox Formation |
| Rock description | Cox Formation |
| (1) | Buda Limestone and Eagle Mountain Sandstone, undivided |
|---|
| Strike | VEIN ALONG NORMAL FAULT STRIKING MOSTLY N80E |
|---|---|
| Dip | 60S |
| Development status | Past Producer |
|---|---|
| Commodity type | Non-metallic |
| Significant | No |
| District name | Eagle Mountains |
|---|
| Ownership category | Private |
|---|
| Type | Operator |
|---|---|
| Owner | Texas Fluorspar Mines, Inc. |
| First year | 1948 |
| Type | Owner |
|---|---|
| Owner | Texas And Pacific Land Co. (Sect 35), Texas Fluorspar Mines, Inc. (Sect 36) |
| Type of workings | Underground |
|---|---|
| Length | 95.4M |
| Overall depth | 45.72M |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | W701311 |
PRICE, J. G., HENRY, C. D., AND STANDEN, A. R., 1983, ANNOTATED BIBLIOGRAPHY OF MINERAL DEPOSITS IN TRANS-PECOS TEXAS: BUREAU OF ECONOMIC GEOLOGY (TEXAS), MINERAL RESOURCE CIRCULAR NO. 73, 108 P.
UNIV TEX PUB 4301, P. 227-238
USGS BULL 987, 98 P.
EXAMINED BY H.E. ROTHROCK AND ELLIOT GILLERMAN BETWEEN 1943 AND 1946.
FIELD WORK BY TEXAS BUREAU OF ECONOMIC GEOLOGY 1943-45
CIMRI
UNIV TEX PUB 4301 P. 234
| Subject category | Comment text |
|---|---|
| Deposit | OVERALL STRIKE OF THE RHYOLITE FAULT IN THE SPAR VALLEY AREA IS N80E, BUT THE MINERALIZED SEGMENTS STRIKE N75W TO N75E AT SHAFT 2 AND N85W TO N85E AT SHAFT 3 (THAT IS, MORE EAST-WEST THAN EAST-NORTHEAST). |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-MAY-1990 | Paidakovich, Matthew E. | U.S. Geological Survey | |
| Updater | 01-AUG-1992 | Long, Keith R. | U.S. Geological Survey |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.