Deary Clay Deposit South

Occurrence in Latah county in Idaho, United States with commodities Kaolin, Aluminum, Iron
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. Host and associated rocks
  8. Nearby scientific data
  9. Ore body information
  10. Economic information about the deposit and operations
  11. Mining district
  12. Land status
  13. Ownership information
  14. Reserves and resources
  15. Links to other databases
  16. Bibliographic references
  17. General comments
  18. Reporter information

Geologic information

Identification information

Deposit ID 10072077
MRDS ID W015910
Record type Site
Current site name Deary Clay Deposit South
Alternate or previous names Big Bear Ridge

Geographic coordinates

Geographic coordinates: -116.56663, 46.77046 (WGS84)
Elevation 869
Relative position ABOUT 2 MI S OF DEARY

Site location context

Political divisions (FIPS codes)

Latah(county)

Idaho(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Deary(quadrangle 1:24,000 scale)

Potlatch(quadrangle 1:100,000 scale)

Pullman(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Clearwater(hydrologic unit)

Clearwater(hydrologic accounting unit)

Lower Snake(hydrologic subregion)

Pacific Northwest(hydrologic region)

Geographic areas

Country State County
United States Idaho Latah

Public Land Survey System information

Meridian Township Range Section Fraction State
Boise 040N 002W 34,27 Idaho

Comments on the location information

  • ON W SIDE OF DEARY-KENDRICK HIGHWAY; ABOUT 2 MI E OF HIGH FE OLSON DEPOSIT

Commodities

Commodity Importance
Kaolin Primary
Aluminum Critical Primary
Iron Secondary

Analytical data

Result 24.0% AVG AL2O3
Result 3.8% AVG FE2O3

Host and associated rocks

  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Mafic Volcanic Rock > Basalt
    Rock unit name Columbia River Basalt
    Rock description Columbia River Basalt
    Stratigraphic age (youngest) Pliocene
    Stratigraphic age (youngest) Pliocene
  • Host or associated Host
    Rock type Unconsolidated Deposit
    Rock unit name Latah Formation;Latah Formation
    Rock description Latah Formation;Latah Formation

Nearby scientific data

(1) -116.56663, 46.77046

Economic information

Ore body information

  • Thickness 12.19M
    Length 975.36M
    Width 792.48M

Comments on the geologic information

  • DEPOSIT AT INTERSECTION OF TWO EMBAYMENTS (HELMER AND AVON) UNDERLAIN BY BASALT. UNCONSOLIDATED LACUSTRINE AND FLUVIAL SEDIMENTS FROM WEATHERING AND EROSION.

Economic information about the deposit and operations

Development status Occurrence
Commodity type Both
Deposit size Medium
Significant No

Mining district

District name Deary Area

Land status

Ownership category Private

Ownership information

  • Type Owner-Operator
    Owner Anaconda Co.

Reserves and resources

  • Type In-situ
    Estimate year 1956
    Commodity Subtype Grade units Group Importance Year
    Aluminum Al2O3 24 wt-pct Aluminum Major 1956
    Iron Fe2O3 3.8 wt-pct Iron Minor 1956

Comments on the reserve resource information

  • ITEM 1 IS LESS THE MOISTURE

Comments on development

  • US BUR MINES DRILLED 26 HOLES TOTALING 818 FT; ASSAYED 86 SAMPLES ; ECON.COM: SOME CLAY COVERED BY BASALT. OVERBURDEN AVERAGES 14.1 FT THICKNESS. RATIO OF OVERBURDEN TO HIGH-ALUMINA CLAY IS 0.3:1

Reference information

Bibliographic references

  • Deposit

    HUBBARD, C. R., 1956, CLAY DEPOSITS OF NORTH IDAHO: IDAHO BUREAU OF MINES AND GEOLOGY PAMPHLET 109, 36 P.

  • Deposit

    HUBBARD, C. R., 1957, MINERAL RESOURCES OF LATAH COUNTY: IDAHO BUREAU OF MINES AND GEOLOGY COUNTY REPT. 2, 29 P.

  • Deposit

    HOSTERMAN, J. W., AND OTHERS, 1960, INVESTIGATIONS OF SOME CLAY DEPOSITS IN WASHINGTON AND IDAHO: USGS BULL. 1091, 147 P.

  • Deposit

    SCHEID, V.E., AND OTHERS, 1952, DEARY HIGH-ALUMINA CLAY DEPOSIT, LATAH COUNTY, IDAHO: U.S. GEOLOGICAL SURVEY OPEN-FILE REPORT.

  • Deposit

    1942 DIREXPL US BUR MINES

  • Deposit

    1944 DIREXPL V. E. SCHEID AND OTHERS, OPEN-FILE REPT FEB 1952

  • Deposit

    1956 RECON IDAHO BUREAU OF MINES AND GEOLOGY PAMPH 109

  • Deposit

    1957 OTHER IDAHO BUREAU OF MINES AND GEOLOGY CO. REPT. 2

General comments

Subject category Comment text
Deposit 115 ACRES

Reporter information

Type Date Name Affiliation Comment
Reporter 01-AUG-1974 Miller, Pat J. U.S. Geological Survey

Beyond USGS

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

Operator history (post-MRDS)

MRDS records operators as of each record's last update (≤ 2019). Some of the operators listed here have since changed hands or dissolved:

Curated by qvyshift.com from publicly-reported M&A activity (SEC filings, press releases, USGS Mineral Yearbooks). Not authoritative — verify against primary sources before relying on it. The MSHA panel above is the current authoritative source for actively-permitted mines.