Snake River Placer

Past Producer in Elmore county in Idaho, United States with commodities Gold, Titanium, Platinum

Geologic information

Identification information

Deposit ID 10038186
MRDS ID M045485
MAS/MILS ID 0160390723
Record type Site
Current site name Snake River Placer
Alternate or previous names Glenns Ferry

Geographic coordinates

Geographic coordinates: -115.25703, 42.96239 (WGS84)
Elevation 762
(click for info)

Geographic areas

Country State County
United States Idaho Elmore

Public Land Survey System information

Meridian Township Range Section Fraction State
Boise 005S 010E 27 NESENW Idaho

Comments on the location information

  • Probably Near Mouth Of Rosevear Creek. Location Given Is Mouth Of Rosevear Creek


Commodity Importance
Gold Primary
Titanium Tertiary
Platinum Tertiary

Comments on the commodity information

  • Flour Gold - Mostly Thin Flakes. Pt Identified Bymicroscopic Examination Of Black Sand And By Qualitative Chemical Test. Pt Is Smaller And More Uniform Than Gold. "Platinum Is Present Only In Very Minor Amounts" (Hite, 1933)

Materials information

Materials Type of material
Gold Ore
Ilmenite Ore

Analytical data

Result GOLD FINENESS=954. GRADES ARE AROUND 0.0024-0.121 OZ/YD. AU:PT=2-3,000:1

Mineral occurrence model information

Model code 119
USGS model code 39a
BC deposit profile C01. C02
Deposit model name Placer Au-PGE
Mark3 model number 54

Host and associated rocks

  • Host or associated Host
    Rock type Unconsolidated Deposit > Gravel
    Stratigraphic age (youngest) Holocene

Nearby scientific data

(1) -115.25703, 42.96239

Ore body information


Controls for ore emplacement

  • Stream Hydraulics

Economic information

Economic information about the deposit and operations

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

Mining district

District name Snake River Area

Land status

Ownership category Private

Comments on the workings information

  • Attempts To Dredge Were Unsuccessful

Comments on development

  • May Also Have Been Part Of Tyceska Placer Operation (See M045468)

Reference information

Links to other databases

Agency Database name Acronym Record ID Notes
USGS Mineral Resources Data System MRDS M045485
Idaho Geological Survey Idaho Mines and Prospects IMP TF__35
U.S. Bureau of Mines Minerals Availability System MAS 0160390723 data consolidated into this record

Bibliographic references

  • Deposit

    Mertie, J.B., 1969, Geology Of The Platinum Metals: U.S. Geological Survey Professional Paper 630, P. 95.

  • Deposit

    Hite, T.H., 1933, Fine Gold And Platinum Of Snake River, Idaho: Economic Geology, V. 28, P. 256-265.

  • Deposit

    Ross, C.P., 1941, The Metal And Coal Mining Districts Of Idaho, With Notes On The Nonmetallic Mineral Resources Of The State: Idaho Bureau Of Mines And Geology Pamphlet 57, Pt. 1, P. 100.

  • Deposit

    Staley, W.W., 1946, Gold In Idaho: Idaho Bureau Of Mines And Geology Pamphlet 68, Fig. 24.

  • Deposit

    V.E. Mitchell, Et. Al., Twin Falls Quad, IBMG 1982 Mine And Prospect Map Series

General comments

Subject category Comment text
Deposit Gold Is Irregularly Distributed

Reporter information

Type Date Name Affiliation Comment
Reporter 01-FEB-1975 Blair, Will N. U.S. Geological Survey
Updater 01-JAN-1990 Peterson, Jocelyn A. U.S. Geological Survey
Reporter 14-NOV-1983 Western Field Operations Center (WFOC) U.S. Bureau of Mines