Little Buffalo

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

Geologic information

Identification information

Deposit ID 10096595
MRDS ID W032563
Record type Site
Current site name Little Buffalo

Geographic coordinates

Geographic coordinates: -92.69184, 36.3098 (WGS84)
Elevation 290
Relative position ABOUT 6.0 MILES N. NW OF FLIPPIN
(click for info)

Geographic areas

Country State County
United States Arkansas Marion

Public Land Survey System information

Meridian Township Range Section Fraction State
5th Principal 19N 16W 5 SE4 Arkansas

Comments on the location information

  • 600 FEET WEST, AND A LITTLE SOUTH OF THE BIG BUFFALO; ON A TRIBUTARY TO BLUFFY FORK OF JIMMY'S CREEK, PERHAPS CLOSE TO DIVIDE FROM MOCASSIN FORK DRAINAGE BASIN ; INFO FROM LAND.ST :1969

Commodities

Commodity Importance
Zinc Primary

Materials information

Materials Type of material
Sphalerite Ore

Alteration

  • (Local) Altered Since Deposition

Host and associated rocks

  • Host or associated Host
    Rock type Sedimentary Rock > Carbonate > Dolomite
    Stratigraphic age (youngest) Late Ordovician

Nearby scientific data

(1) -92.69184, 36.3098

Ore body information

  • General form IRREGULAR

Controls for ore emplacement

  • Probably Related To Post-Brecciation Deposition By Hydrothermal Agencies

Comments on the geologic information

  • SOME OF THE GRAY CHERTS ARE THIN-BEDDED AND CONTAIN BANDS OF GREENISH GRAY, CLAY-LIKE ROCK. BEDS HERE ARE SLIGHTLY FOLDED UNLIKE AT THE BIG BUFFALO MINE

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

  • OPENINGS ARE ALL OPEN CUTS OR PITS. ONE IS 20 FEET LONG, 15 WIDE AND 12 FEET HIGH ON THE FACE. AT THE TOP OF THE CUT IS 2 FEET OF EARTH, AND BELOW, TO THE BOTTOM OF THE CUT, IS ZINC-BEARING CHERT. ANOTHER OPENING ON THE NORTH SIDE OF THE GULCH EXPOSES FOUR FEET OF LIMESTONES AT THE TOP WITH A CHERT X ZINC-BEARING BED BENEATH IT. IN THIS CASE THE SPHALERITE IS DISSIMINATED BUT THE HOST ROCK IS HORIZONTAL AND NOT BRECCIATED; IT IS THICK-BEDDED.

Reference information

Links to other databases

Agency Database name Acronym Record ID Notes
USGS Mineral Resources Data System MRDS W032563

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. 107, 108 USGS RESTON (241) AR5; (SEE THE YELLVILLE SHEET IN THAT BOOK)

General comments

Subject category Comment text
Deposit THE BROWN ZINC CARBONATE OCCURS IN THE FORM OF COMPACT CRUSTS WITH ITS EXPOSED FACES COVERED WITH SMALL (JOBULAR CRYSTALS OF SMITHSONITE THAT CLING TOGETHER IN LITTLE STRINGS RESEMBLING THE ROOTLETS OF PLANTS. THIS WAS FOUND TO CONTAIN 48.99% METALLIC ZINC. ; INFO.SRC : 1 PUB LIT
Deposit ABUNDANT CAVITIES IN THE ROCKS, LINED WITH CALAMINE OR SMITHSONITE. EXPOSED SPHALERITE CRYSTALS COATED WITH SMITHSONITE-SOME GRAY, SOME LIGHT BROWN.

Reporter information

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