Yuba Group Prospect

Prospect in Elmore county in Idaho, United States with commodities Gold, Silver
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 10070033
MRDS ID W007875
MAS/MILS ID 0160390701
Record type Site
Current site name Yuba Group Prospect

Geographic coordinates

Geographic coordinates: -115.14533, 43.76379 (WGS84)
Elevation 1692
Relative position 2.5 MI SSW OF ATLANTA

Site location context

Political divisions (FIPS codes)

Elmore(county)

Idaho(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Atlanta West(quadrangle 1:24,000 scale)

Idaho City(quadrangle 1:100,000 scale)

Hailey(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

North and Middle Forks Boise(hydrologic unit)

Middle Snake-Boise(hydrologic accounting unit)

Middle Snake(hydrologic subregion)

Pacific Northwest(hydrologic region)

Federal lands

Boise National Forest(National Forest)

National Forest FS(Type of land area)

FS(Federal land areas administered by FS)

Geographic areas

Country State County
United States Idaho Elmore

Public Land Survey System information

Meridian Township Range Section Fraction State
Boise 005N 011E 15,16 SWSESE (16) Idaho

Comments on the location information

  • On The Yuba R., 1/4 Mile Above Grouse Cr. (Now Decker Cr); Previous Quad Designation = Boise 1:250000

Commodities

Commodity Importance
Gold Primary
Silver Tertiary

Materials information

Materials Type of material
Quartz Gangue

Alteration

  • (Local) Oxidation , Gouge

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Granitoid > Quartz Monzonite
    Stratigraphic age (youngest) Late Cretaceous
    Stratigraphic age (youngest) Late Cretaceous
    Stratigraphic age (youngest) Late Cretaceous
  • Host or associated Associated
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite
    Rock unit name Idaho Batholith-Granodiorite, Porphyritic Quartz Monzonite
    Rock description Idaho Batholith-Granodiorite, Porphyritic Quartz Monzonite
  • Host or associated Host
    Rock type Plutonic Rock > Granitoid > Quartz Monzonite
  • Host or associated Host
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite

Nearby scientific data

(1) -115.14533, 43.76379

Economic information

Geologic structures

Type of structure Local
Structure description Brecciation

Ore body information

  • General form SEAMS, BUNCHES
    Strike N 70 DEG W
    Dip 50 DEG NE
    Thickness 0.2M

Controls for ore emplacement

  • Quartz Vein In Sheared Zone ; Fracture

Economic information about the deposit and operations

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

Mining district

District name Atlanta District Or Middle Boise District

Land status

Ownership category National Forest
Area name Boise National Forest

Comments on the workings information

  • At Least 150 Feet Of Workings. Heavy Ground.

Reference information

Bibliographic references

  • Deposit

    Anderson, A. L., 1939, Geology And Ore Deposits Of The Atlanta District, Elmore Co., Idaho: Idaho Bureau Of Mines & Geol. Pam. 49, P. 7

  • Deposit

    1939 Geolmap Idaho Bureau Of Mines & Geol., Pam. 4

  • Deposit

    Hustedde, IBMG Mines & Prospects Of Hailey Quad, 1981

Reporter information

Type Date Name Affiliation Comment
Reporter 01-NOV-1975 Steigner, William D. U.S. Geological Survey
Updater 01-AUG-1976 Everett, Sandra E. U.S. Geological Survey
Reporter 14-NOV-1983 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.