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  3. Mineral Resource Data System (MRDS)

Groom Mine

Producer in Yavapai county in Arizona, United States with commodities Copper, Gold, Silver
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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. Alteration
  9. Host and associated rocks
  10. Nearby scientific data
  11. Geologic structures
  12. Ore body information
  13. Controls for ore emplacement
  14. Economic information about the deposit and operations
  15. Mining district
  16. Ownership information
  17. Workings at the site
  18. Links to other databases
  19. Bibliographic references
  20. General comments
  21. Reporter information

Geologic information

Identification information

Deposit ID 10048160
MRDS ID M800210
Record type Site
Current site name Groom Mine
Alternate or previous names Amazon
Related records 10210200

Geographic coordinates

Geographic coordinates: -112.54268, 34.06339 (WGS84)
Elevation 1219
Relative position 1.13 MILES NE OF MORGAN BUTTE

Site location context

Political divisions (FIPS codes)

Yavapai(county)

Arizona(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Morgan Butte(quadrangle 1:24,000 scale)

Bradshaw Mountains(quadrangle 1:100,000 scale)

Prescott(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Hassayampa(hydrologic unit)

Lower Gila-Agua Fria(hydrologic accounting unit)

Lower Gila(hydrologic subregion)

Lower Colorado(hydrologic region)

Federal lands

ST(Federal land areas administered by ST)

Geographic areas

Country State County
United States Arizona Yavapai

Public Land Survey System information

Meridian Township Range Section Fraction State
Gila and Salt River 008N 003W 02 SW OF SW OF NE Arizona

Comments on the location information

  • LOCATION TAKEN TO CENTER OF SHAFT WHICH MAY BE GROOM; A SECOND SHAFT IS LOCATED APPROXIMATELY 100 METERS DUE NORTH. SHAFTS ON SOUTH AMAZON AND CONGO CLAIMS

Commodities

Commodity Importance
Copper Primary
Gold Secondary
Silver Secondary

Materials information

Materials Type of material
Chrysocolla Ore
Malachite Ore
Hematite Gangue
Limonite Gangue
Quartz Gangue

Alteration

  • (Local) Minor To None

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite
  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Rhyolite
  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Intermediate Volcanic Rock > Andesite
  • Host or associated Host
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite
  • Host or associated Host
    Rock type Metamorphic Rock > Gneiss
  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Rhyolite
  • Host or associated Host
    Rock type Plutonic Rock > Granitoid > Granite

Nearby scientific data

(1) -112.54268, 34.06339
ListMap

Economic information

Geologic structures

Type of structure Regional
Structure description Foliation In Precambrian Schist And Gneiss Trends N25e To N65e
Type of structure Local
Structure description Veins (And Genetically-Related(?)) Dikes Trend N10w To N40w And Crosscut Precambrian Fabric

Ore body information

  • General form TABULAR
    Strike N20W
    Dip NEAR VERTICAL
    Thickness 1.83M
    Length 2743.2M

Controls for ore emplacement

  • Faulting, Shearing, Igneous Activity-Dikes

Comments on the geologic information

  • DEPOSIT IS HIGH-ANGLE QUARTZ VEIN WHICH IS ASSOCIATED WITH RHYOLITE OR ANDESITE DIKES OF PROBABLE MID-TERTIARY AGE THAT CUT PRECAMBRIAN IGNEOUS AND METAMORPHIC ROCKS

Economic information about the deposit and operations

Development status Producer
Commodity type Metallic
Deposit size Small
Significant No
Year of first production 1928
Year of last production 1958

Mining district

District name Black Rock District

Ownership information

  • Type Operator
    Owner Milevore Copper Co.

Workings at the site

  • Type of workings Underground
    Overall depth 152.4M

Comments on the workings information

  • SHAFT 500 FT DEEP

Comments on development

  • MAIN PATENTED CLAIMS ARE AMAZON, SOUTH AMAZON, CONGO, AND GYPSY

Reference information

Bibliographic references

  • Deposit

    ABGMT FILE DATA (CLIPPINGS FILES)

  • Deposit

    AZ. DEPT. MIN. RESOURCES FILE DATA (TEXAS CHIEF FILE)

  • Deposit

    ABM BULL 137, P. 64

General comments

Subject category Comment text
Deposit VEINS ASSOCIATED WITH PORPHYRY DIKES. 2 VEIN SYSTEMS, 250 FT APART ON SURFACE. VEINS 6 FT THICK COMPRISE MINERALIZED ZONE 10 TO 40 FT WIDE

Reporter information

Type Date Name Affiliation Comment
Reporter 01-OCT-1981 Roth, Frances A. (Dewitt, Ed) Arizona Bureau of Geology and Mineral Technology

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.