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  3. Mineral Resource Data System (MRDS)

Florence Mine

Past Producer in Gem county in Idaho, United States with commodities Gold, Silver, Zinc, Lead, Copper
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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. Controls for ore emplacement
  12. Economic information about the deposit and operations
  13. Mining district
  14. Land status
  15. Links to other databases
  16. Bibliographic references
  17. General comments
  18. Reporter information

Geologic information

Identification information

Deposit ID 10089050
MRDS ID W007898
MAS/MILS ID 0160450003
Record type Site
Current site name Florence Mine

Geographic coordinates

Geographic coordinates: -116.32537, 43.86628 (WGS84)
Elevation 1341
Relative position 1 MI NW OF PEARL, IDAHO

Site location context

Political divisions (FIPS codes)

Gem(county)

Idaho(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Pearl(quadrangle 1:24,000 scale)

Boise(quadrangle 1:100,000 scale)

Boise(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Payette(hydrologic unit)

Middle Snake-Boise(hydrologic accounting unit)

Middle Snake(hydrologic subregion)

Pacific Northwest(hydrologic region)

Geographic areas

Country State County
United States Idaho Gem

Public Land Survey System information

Meridian Township Range Section Fraction State
Boise 006N 001E 10,15 S2SESW (10) Idaho

Comments on the location information

  • 1 1/4 Mi W. Of Crown Point

Commodities

Commodity Importance
Gold Primary
Silver Tertiary
Zinc Critical Tertiary
Lead Tertiary
Copper Tertiary

Materials information

Materials Type of material
Argentite Ore
Galena Ore
Sphalerite Ore
Tetrahedrite Ore
Pyrite Gangue
Quartz Gangue

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite
    Rock unit name Dacite And Granite Porphyries;Idaho Batholith-Quartz Diorite
    Rock description Dacite And Granite Porphyries;Idaho Batholith-Quartz Diorite
    Stratigraphic age (youngest) Miocene
    Stratigraphic age (youngest) Late Cretaceous
  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Dacite
  • Host or associated Host
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite

Nearby scientific data

(1) -116.32537, 43.86628
ListMap

Economic information

Ore body information

  • General form STRINGERS AND SEAMS
    Strike N 70 DEG W
    Dip N
    Thickness 0.91M

Controls for ore emplacement

  • Contact

Comments on the geologic information

  • Original ore control entry:
    Contact Between Quartz Diorite And Dacite Porphyry.

Economic information about the deposit and operations

Operation type Underground
Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name West View Dist

Land status

Ownership category Private

Comments on the workings information

  • Extensive Underground Workings, Including A Shaft And Tunnels

Reference information

Bibliographic references

  • Deposit

    Anderson, Alfred L., 1934, Geology Of The Pearl - Horseshoe Bend Gold Belt, Idaho: Idaho Bureau Of Mines & Geol. Pamphlet 41, P. 3

General comments

Subject category Comment text
Deposit Strike Varies N 70 - 80 Deg W

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUL-1975 Steigner, William D. U.S. Geological Survey
Reporter 13-MAR-1995 Western Field Operations Center (WFOC) U.S. Bureau of Mines

Beyond USGS

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

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