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  3. Mineral Resource Data System (MRDS)

D Hill Area

Past Producer in Cochise county in Arizona, United States with commodity Gypsum-Anhydrite
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Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Public Land Survey System information
  6. Commodities
  7. Materials information
  8. Host and associated rocks
  9. Nearby scientific data
  10. Economic information about the deposit and operations
  11. Land status
  12. Links to other databases
  13. Bibliographic references
  14. General comments
  15. Reporter information

Geologic information

Identification information

Deposit ID 10023693
MRDS ID I001102
Record type Site
Current site name D Hill Area
Alternate or previous names Gypsite Quarries

Geographic coordinates

Geographic coordinates: -110.38372, 31.35903 (WGS84)
Location accuracy 1000(meters)
Relative position Estimated, Used Center Of Section 11.

Site location context

Political divisions (FIPS codes)

Cochise(county)

Arizona(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Campini Mesa(quadrangle 1:24,000 scale)

Nogales(quadrangle 1:100,000 scale)

Nogales(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Upper San Pedro(hydrologic unit)

San Pedro-Willcox(hydrologic accounting unit)

Middle Gila(hydrologic subregion)

Lower Colorado(hydrologic region)

Federal lands

Coronado National Forest(National Forest)

National Forest FS(Type of land area)

FS(Federal land areas administered by FS)

Geographic areas

Country State County
United States Arizona Cochise

Public Land Survey System information

Meridian Township Range Section Fraction State
Gila and Salt River 24S 019E 2,11,12,13,14,15 Arizona

Commodities

Commodity Importance
Gypsum-Anhydrite Primary

Materials information

Materials Type of material
Gypsum Ore

Host and associated rocks

  • Host or associated Host
    Rock type Unconsolidated Deposit > Clay, Mud
  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Shale

Nearby scientific data

(1) -110.38372, 31.35903
ListMap

Economic information

Economic information about the deposit and operations

Development status Past Producer
Commodity type Non-metallic
Significant No

Land status

Ownership category
Area name Coronado National Forest

Comments on the production information

  • TALC IS PRODUCED AT A RATE OF 5000 MT/YEAR (1984).

Reference information

Bibliographic references

  • Deposit

    PHILLIPS, K.A., 1987, ARIZONA INDUSTRIAL MINERALS: ARIZONA DEPARTMENT OF MINES AND MIENRAL RESOURCES REPORT 4, 185 P

  • Other Database

    CIMRI

General comments

Subject category Comment text
Deposit THE DEPOSITS OF TALC ARE UP TO 60 M LONG, 30 M WIDE, AND 30 M DEEP AND ARE FOUND WITHIN THE DIABASE AND CARBONATE ROCKS. THE DEPOSITS ARE DERIVED FROM HYDROTHERMAL METAMORPHISM OF THE DOLOMITIC LIMESTONE AND EXTEND OVER SEVERAL KM IN THE PONTA GROSSA AND CASTRO REGION. ONLY SUPERFICIALLY EXPOSED BODIES ARE MINED. OVERBURDEN IS 3-4 M DEEP.
Deposit GYPSUM-GYPSITE OVERLIES CLAY AND SHALE.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-OCT-91 Orris, Greta J. U.S. Geological Survey

Beyond USGS

Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.

Maps centered on this site

Authoritative Arizona resources

These are landing pages for further research — the state agencies don't currently expose per-mine deep links.