| Deposit ID | 10105104 |
|---|---|
| MRDS ID | TC10143 |
| Record type | Site |
| Current site name | Arizona Gypsum |
| Alternate or previous names | National Gypsum Co. |
| Geographic coordinates: | -110.67374, 32.8751 (WGS84) |
|---|---|
| Location accuracy | 2000(meters) |
| Relative position | EAST SIDE OF SAN PEDRO VALLEY, 7 1/2 MILES S OF WINKELMAN. |
Political divisions (FIPS codes)
Pinal(county)
Arizona(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Dudleyville(quadrangle 1:24,000 scale)
Mammoth(quadrangle 1:100,000 scale)
Tucson(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
Lower San Pedro(hydrologic unit)
San Pedro-Willcox(hydrologic accounting unit)
Middle Gila(hydrologic subregion)
Lower Colorado(hydrologic region)
| Country | State | County |
|---|---|---|
| United States | Arizona | Pinal |
| Meridian | Township | Range | Section | Fraction | State |
|---|---|---|---|---|---|
| Gila and Salt River | 6S | 16E | 25,35,36,34 | Arizona |
| Commodity | Importance |
|---|---|
| Gypsum-Anhydrite | Primary |
| Materials | Type of material |
|---|---|
| Gypsum | Ore |
| Result | MASSIVE, WHITE TO GRAYISH WHITE, GRANULAR TO MICROCRYSTALLINE GYPSUM BEDS |
|---|---|
| Result | +90% GYPSUM |
| Model code | 261 |
|---|---|
| USGS model code | 35b.4 (35b.9) |
| Deposit model name | Lacustrine gypsum |
| Host or associated | Host | ||||
|---|---|---|---|---|---|
| Rock type | Unconsolidated Deposit > Silt | ||||
| |||||
| Host or associated | Host |
|---|---|
| Rock type | Sedimentary Rock > Clastic Sedimentary Rock > Shale |
| Rock unit name | Gila Group |
| Rock description | Gila Group |
| (1) | -110.67374, 32.8751 |
|---|
| General form | BEDDED |
|---|---|
| Thickness | 2.44M |
| Development status | Past Producer |
|---|---|
| Commodity type | Non-metallic |
| Deposit size | Large |
| Significant | No |
| Type | Operator |
|---|---|
| Owner | National Gypsum Co. |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | TC10143 |
PHILLIPS, K.A., 1987, INDUSTRIAL MINERALS OF ARIZONA: ARIZONA DEPARTMENT OF MINES AND MINERAL RESOURCES, 185 P.
USGS, AZ BUREAU OF MINES, AND U.S. BUREAU OF RECLAMATION, 1969, MINERAL AND WATER RESOURCES OF ARIZONA: ARIZONA BUREAU OF MINES BULLETIN 180, 638 P.
BLAKE, W.P., 1904, GYPSUM DEPOSITS IN ARIZONA: U.S. GEOLOGICAL SURVEY BULLETIN 223, 129 P.
STONE, R.W., 1920, GYPSUM DEPOSITS OF THE UNITED STATES: U.S. GEOLOGICAL SURVEY BULLETIN 697, 326 P.
PEIRCE, H.W., 1990, ARIZONA GEOLOGICAL SURVEY INDUSTRIAL MINERALS FILE.
CIMRI
AZ BUREAU OF MINES BULLETIN 180, P. 375.
| Subject category | Comment text |
|---|---|
| Deposit | MAY BE AREALLY EXTENSIVE. EXPOSED NEAR SURFACE WHERE MINED, BUT BURIED TO S AND E AND ERODED AWAY TO W AND N EXCEPT IN ISOLATED RESUAL HILLS. IN THIS AREA, A ZONE AT LEAST 100 FT THICK CONTAINS THICK (1-8 FT), MASSIVE, WHITE TO GRAYSIH WHITE, GRANULAR TO MICROCRYSTALLINE, FLAT-LYING GYPSUM BEDS. THE GYPSUM BEDS ARE SEPARATED BY THIN LAYERS OF CALCAREOUS AND GYPSIFEROUS SHALE AND SILT. |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-AUG-89 | Bolm, Karen S. | U.S. Geological Survey | |
| Updater | 01-SEP-92 | Orris, Greta J. | U.S. Geological Survey |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.
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