Sourdough Flat Nickel Deposit

Prospect in Curry county in Oregon, United States with commodities Chromium, Cobalt, Iron, Nickel

Geologic information

Identification information

Deposit ID 10200984
MRDS ID M015607
MAS/MILS ID 0410150238
Record type Site
Current site name Sourdough Flat Nickel Deposit
Alternate or previous names Sourdough Flat Laterite
Related records 10033300

Geographic coordinates

Point of reference Pit
Geographic coordinates: -123.84446, 42.27232 (WGS84)
Elevation 914
Location accuracy 100(meters)
(click for info)

Geographic areas

Country State County
United States Oregon Curry

Public Land Survey System information

Meridian Township Range Section Fraction State
Willamette 038 S 010 W 11 SW Oregon

Commodities

Commodity Importance
Chromium Tertiary
Cobalt Tertiary
Iron Tertiary
Nickel Tertiary

Materials information

Materials Type of material
Chalcedony Unknown
Chromite Unknown
Garnierite Unknown
Goethite Unknown
Hematite Unknown
Limonite Unknown
Serpentine Unknown
Talc Unknown
Wad Unknown

Nearby scientific data

Pit (1) -123.84446, 42.27232

Ore body information

  • Thickness 4.5M
    Depth to top 0M
    Width 250M
    Length 600M
    Area 18HA
    Field Value
    Type of Orebody #1 OTHER
    Shape of Orebody #1 IRREGULAR
    Primary mode of Origin RESIDUAL CONCENT
    Secondary mode of Origin OXIDATION
    Primary Ore Control LITHOLOGY
    Secondary Ore Control FAULTING
    Degree of Wallrock Alter. INTENSE
    Type of Wallrock Alter. #1 OTHER
    Strike And Dip N00W
    Minimum Depth to Top 0
    Avg. Thick. Unconsol. Mat. 0
    Min. Thick. Unconsol. Mat. 0
    Total Surface Area (HA) 18
    Date of Last Modification 821117

Economic information

Economic information about the deposit and operations

Operation type Surface
Development status Prospect
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1974

Mining district

District name Chetco

Land status

Ownership category National Wilderness

Workings at the site

  • Type of workings Surface
    Field Value
    MAS Development Schedule # 1
    Mining Record # 1
    Capacity 200
    Capacity Units MT ORE/DAY
    Preprod. Stripping Vol. 0
    Unit Production Cost 1.74
    Units of Production $/MT ORE
    Operating Days per Year 250
    Operating Shifts per Day 1
    Year of Information 1976

Reference information

Links to other databases

Agency Database name Acronym Record ID Notes
U.S. Bureau of Mines Minerals Availability System MAS 0410150238
USGS Mineral Resources Data System MRDS M015607 MAS references MRDS

Bibliographic references

  • Deposit

    OR. DEPT. GEOL. AND MIN. INDUST. BULLETIN 93, 1977, P. 50.

  • Deposit

    OR. DEPT. GEOL. AND MIN. INDUST. MISC. PAPER 20, 1978,

  • Deposit

    P. 55.

General comments

Subject category Comment text
Deposit RECORDS 060,070,080- LATERITIC SOIL COMPOSED OF HYDROUS FE CLAY MINERALS,WAD AND POSS. GAR- NIERITE WITH RESIDUAL QTZ. CHROMITE AND ETC.-RECORD 060 S.G.CALC. FOR A 70/30 ROCK TO S RATIO. RECORD 080 STRIKE= LONGESTDIMENSION OF BODY,DIP DOESN RECORD 130. COVER DESCRIPTION DOES NOT APPLY. TAILS FROM NI-CO PLANT 136 MT AT 2.58% CR2O3 IS FEED GRAVITY THIS FEED -1/4 INCH SO NO CRUSH +BIN+CONVEY+SCREEN COSTS INC IN CHROMITE CAPITAL COST MADE UP GRAVITY PLANT $387,174. PLU DAY OPERATING EXPENSE $76,010. FOR TOTAL CAPITAL $463,184. MINE-CAP+EQUIP 140M WORK CAP 20M ACQ 0 DEV 0 EXP 0;LEAD TIME

Reporter information

Type Date Name Affiliation Comment
Reporter 28-JUL-92 Ramp U.S. Bureau of Mines