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Helvetia Deposit

Occurrence in Pima 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. Ore body information
  11. Economic information about the deposit and operations
  12. Links to other databases
  13. Bibliographic references
  14. General comments
  15. Reporter information

Geologic information

Identification information

Deposit ID 10060179
MRDS ID TC10136
Record type Site
Current site name Helvetia Deposit
Alternate or previous names Santa Rita Mountains Deposit, Helvetica

Geographic coordinates

Geographic coordinates: -110.77901, 31.86846 (WGS84)
Location accuracy 1000(meters)
Relative position DEPOSIT IN SECTION 14 IS 1/2 MILE NE OF OLD WORLD COPPER MINE, AND THE ONE IN SEC 13 IS IN A GULCH NE OH THE HEAVY WEIGHT MINE

Site location context

Political divisions (FIPS codes)

Pima(county)

Arizona(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Helvetia(quadrangle 1:24,000 scale)

Fort Huachuca(quadrangle 1:100,000 scale)

Nogales(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Upper Santa Cruz(hydrologic unit)

Santa Cruz(hydrologic accounting unit)

Middle Gila(hydrologic subregion)

Lower Colorado(hydrologic region)

Geographic areas

Country State County
United States Arizona Pima

Public Land Survey System information

Meridian Township Range Section Fraction State
Gila and Salt River 18S 15E 13;14 Arizona

Commodities

Commodity Importance
Gypsum-Anhydrite Primary

Comments on the commodity information

  • GOOD GRADE BUT LIMITED EXTENT

Materials information

Materials Type of material
Gypsum Ore

Host and associated rocks

  • Host or associated Host
    Rock type Sedimentary Rock > Carbonate > Dolomite
    Rock unit name Epitaph Dolomite
    Rock description Epitaph Dolomite
    Stratigraphic age (youngest) Late Permian
    Stratigraphic age (youngest) Late Permian

Nearby scientific data

(1) -110.77901, 31.86846
ListMap

Economic information

Ore body information

  • Thickness 18.29M
    Length 548.64M

Economic information about the deposit and operations

Development status Occurrence
Commodity type Non-metallic
Deposit size Small
Significant No

Comments on development

  • ECON.COM: DIFFICULT ACCESS AND STEEP DIP LIMIT EXPLOITATION POSSIBILITIES

Reference information

Bibliographic references

  • Deposit

    KEITH, S.B., 1969, GYPSUM, IN USGS, AZ BUREAU OF MINES, U.S. BUREAU OF RECLAMATION, MINERAL AND WATER RESOURCES OF ARIZONA: ARIZONA BUREAU OF MINES BULLETIN 180, 638 P.

  • Deposit

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

  • Deposit

    GALBRAITH, R.W., 3RD, 1940, GYPSUM: ARIZONA BUREAU OF MINES CIRCULAR 5, 6 P.

  • Deposit

    PEIRCE, H.W., 1990, AZGS INDUSTRIAL MINERALS CARDS.

  • Other Database

    CIMRI

General comments

Subject category Comment text
Deposit TWO AREAS WITH FAULTED GYPSUM BEDS -- 50 TO 60 FT THICK AND 600 TO 1800 FT LONG.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-AUG-1989 Bolm, Karen S. U.S. Geological Survey
Updater 01-DEC-1991 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.