Slacks Mountain Prospects

Occurrence in Owyhee county in Idaho, United States with commodity Antimony
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. Land status
  17. Links to other databases
  18. Bibliographic references
  19. Reporter information

Geologic information

Identification information

Deposit ID 10069934
MRDS ID W007725
Record type Site
Current site name Slacks Mountain Prospects
Related records 10144437

Geographic coordinates

Geographic coordinates: -116.73787, 43.07348 (WGS84)
Elevation 2202
Relative position 4 MI N OF SILVER CITY

Site location context

Political divisions (FIPS codes)

Owyhee(county)

Idaho(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Silver City(quadrangle 1:24,000 scale)

Murphy(quadrangle 1:100,000 scale)

Boise(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Middle Snake-Succor(hydrologic unit)

Middle Snake-Boise(hydrologic accounting unit)

Middle Snake(hydrologic subregion)

Pacific Northwest(hydrologic region)

Federal lands

Bureau of Land Management(Bureau of Land Management ID)

Bureau of Land Management ID BLM(Type of land area)

BLM(Federal land areas administered by BLM)

Geographic areas

Country State County
United States Idaho Owyhee

Public Land Survey System information

Meridian Township Range Section Fraction State
Boise 004S 003W 18 Idaho

Comments on the location information

  • NEAR SUMMIT AND ON NW SLOPE OF SLACK MOUNTAIN

Commodities

Commodity Importance
Antimony Critical Tertiary

Materials information

Materials Type of material
Stibnite Ore
Hematite Gangue
Limonite Gangue
Pyrite Gangue
Quartz Gangue

Alteration

  • (Local) Sericitized; Silicification

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite
    Stratigraphic age (youngest) Pliocene
    Stratigraphic age (youngest) Paleocene
  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Rhyolite
  • Host or associated Associated
    Rock type Plutonic Rock > Pegmatite
    Rock unit name Silver City Rhyolite-Rhyolite;Silver City Granite-Alaskite Or Pegmatites;Silver City Granite-Granodiorite
    Rock description Silver City Rhyolite-Rhyolite;Silver City Granite-Alaskite Or Pegmatites;Silver City Granite-Granodiorite
  • Host or associated Host
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite
  • 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) -116.73787, 43.07348

Economic information

Geologic structures

Type of structure Local
Structure description Schlieren Zones

Ore body information

  • General form STRINGERS

Controls for ore emplacement

  • Faults, Fractures

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name Carson District

Land status

Ownership category BLM Administrative Area

Reference information

Bibliographic references

  • Deposit

    ASHER, R. R., 1968, GEOLOGY AND MINERAL RESOURCES OF A PORTION OF THE SILVER CITY REGION, OWYHEE COUNTY, IDAHO: IDAHO BUREAU OF MINES AND GEOLOGY PAMPHLET 138, 106 P

  • Deposit

    1968 GEOLMAP IDAHO BUREAU OF MINES & GEOL. PAMPHLET 13

Reporter information

Type Date Name Affiliation Comment
Reporter 01-APR-1975 Miller, Pat J. U.S. Geological Survey

Beyond USGS

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