Big Mineral Placer Claim

Occurrence in Boone county in Arkansas, United States with commodity Zinc

Geologic information

Identification information

Deposit ID 10081025
MRDS ID W032582
Record type Site
Current site name Big Mineral Placer Claim

Geographic coordinates

Geographic coordinates: -92.92574, 36.29258 (WGS84)
Elevation 317
Relative position 1.25 MILES SW OF RHODES; .8 MILES NW OF ZINC
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Geographic areas

Country State County
United States Arkansas Boone

Public Land Survey System information

Meridian Township Range Section Fraction State
5th Principal 19N 18W 17 N2 OF SW4 Arkansas

Comments on the location information

  • IN THE ORDOVICIAN BEDS OF THE LOWER SLOPES OF HILLS BETWEEN SUGAR ORCHARD CREEK AND MILL HOLLOW, BUT FACING THE SUGAR ORCHARD VALLEY. ; INFO FROM LAND.ST :1969

Commodities

Commodity Importance
Zinc Primary

Materials information

Materials Type of material
Hemimorphite Ore
Sphalerite Ore

Alteration

  • (Local) Some Of Rocks Have Decomposed To Porous Friable Masses

Host and associated rocks

  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Sandstone
    Rock unit name Calciferous Series
    Rock description Calciferous Series
    Stratigraphic age (youngest) Late Ordovician
    Stratigraphic age (youngest) Late Ordovician
  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Pyroclastic Rock > Volcanic Breccia (Agglomerate)

Nearby scientific data

(1) -92.92574, 36.29258

Comments on the geologic information

  • SIMILAR GEOLOGY IS SAID TO BE PRESENT IN THE FIVE OTHER CUTS.

Economic information

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name North Arkansas Zinc Region

Land status

Ownership category Private

Comments on the workings information

  • EIGHT TO TEN OPENINGS, ONLY A FEW EXAMINED. ONE IS 70 FEET UP THE HILL AND 1,000 FEET N. 40 DEGREES W. FROM "THE HOUSE", AND IS AN OPEN CUT 60 FEET LONG, 6 FEET WIDE, AND 12 FEET DEEP. A SECOND CUT WAS NOTED AS BEING FURTHER ALONG THE HILL N. 70 DEGREES WEST FROM THE FIRST, BEING 30 FEET LONG, 4 WIDE, AND 12 DEEP. A THOUSAND FEET FURTHUR UP THE SUGAR ORCHARD HOLLOW AND ON THE SAME HILLSIDE WAS A THIRD CUT 40X6 FEET AND TEN FEET DEEP.

Reference information

Links to other databases

Agency Database name Acronym Record ID Notes
USGS Mineral Resources Data System MRDS W032582

Bibliographic references

  • Deposit

    ANNUAL REPORT OF THE GEOLOGICAL SURVEY OF ARKANSAS FOR 1892 (PUB. DEC, 1900), VOL V: THE ZN AND PB REGION OF NORTH ARK., BY STATE GEOLOGIST JOHN C. BRANNER, P. 128, 129 USGS RESTON (241) AR5

General comments

Subject category Comment text
Deposit FIRST OPEN CUT IS IN BRECCIATED SANDSTONE AND CHERT, SOME OF IT A BLUISH GREEN COLOR. MORE WEATHERED ROCKS CONTAIN ZINC SILICATE: (I.E. HEMIMORPHITE), UNWEATHERED HAS SMALL BUT ABUNDANT SPHALERITE CRYSTALS

Reporter information

Type Date Name Affiliation Comment
Reporter 01-MAY-1982 Wright, Noel J. (Calkins, James A.) U.S. Geological Survey