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Blue Rock Deposit

Occurrence in Boise county in Idaho, United States with commodities Lead, Zinc, 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. Ore body information
  12. Controls for ore emplacement
  13. Economic information about the deposit and operations
  14. Mining district
  15. Land status
  16. Workings at the site
  17. Links to other databases
  18. Bibliographic references
  19. Reporter information

Geologic information

Identification information

Deposit ID 10096259
MRDS ID W013636
Record type Site
Current site name Blue Rock Deposit
Related records 10289843

Geographic coordinates

Geographic coordinates: -115.99013, 43.96599 (WGS84)
Elevation 1554
Relative position 2.75 MI. NW OF PLACERVILLE

Site location context

Political divisions (FIPS codes)

Boise(county)

Idaho(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Placerville(quadrangle 1:24,000 scale)

Idaho City(quadrangle 1:100,000 scale)

Hailey(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Boise-Mores(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 Boise

Public Land Survey System information

Meridian Township Range Section Fraction State
Boise 007N 004E 04,09 Idaho

Comments on the location information

  • 1.5 MI. NE QUARTZBURG, 1 MI. N. MAYFLOWER

Commodities

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

Materials information

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

Alteration

  • (Local) Silicification

Analytical data

Result ORE ASSAYS AVE 10% PB, 10% ZN, MINOR CU
Result ANOTHER ASSAY FOUND 6% PB, 6% ZN, 36 OZ AG/TON, MINOR AU, CU

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite > Diabase
    Rock unit name Diabase Dikes
    Rock description Diabase Dikes
    Stratigraphic age (youngest) Pliocene
  • Host or associated Host
    Rock type Plutonic Rock > Granitoid > Granite

Nearby scientific data

(1) -115.99013, 43.96599
ListMap

Economic information

Ore body information

  • Length 304.8M
    Width 1.22M

Controls for ore emplacement

  • Fissures

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name Quartzburg District

Land status

Ownership category BLM Administrative Area

Workings at the site

  • Type of workings Surface/Underground
    Overall depth 30.48M

Comments on the workings information

  • SHALLOW ADITS, TUNNELS

Reference information

Bibliographic references

  • Deposit

    BELL, R. N., 1935, THE GOLD RESOURCES OF IDAHO: THE MINING AND CONTRACTING REVIEW, V. 37, NO. 33, P. 6 - 7.

  • Deposit

    BELL, R. N., 1929, BOISE BASIN CONTINUES MAKING HISTORY: MINING TRUTH, V. 14, NO. 17.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-SEP-1976 Siefken, Robert R. (Miller, Pat) 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