Commodities
PrimaryMercury
TertiaryAntimony
Commodity typeM
Deposit
Deposit sizeS
WorkingsSurface/Underground
Orebody formTABULAR
Ore controlFault Intersections, Sharp Folds, And Intersection Of Sandstone Beds With Main Fault Zone.
Materials
Ore mineralsCalomel, Cinnabar, Metacinnabar, Stibiconite, Stibnite
GangueDickite, Goethite, Pyrite, Quartz
Geology
Host rockSandstone · Stanley Shale Penn. Sandstone, Shale;Gap Ridge Sandstone Member Of The Stanley Shale Penn. Sandstone
StructureThrust Faults And Close Folds, Thrust Faults, N-S Tear Faults, And Two Fold Systems ; Reg.Trends: Thrust Faults From S In Late Paleozoic
AlterationArgillic
Economic & production
Development statusPast Producer
Discovery year1931
Identification
Deposit ID10040334
MRDS IDM055052
Alternate namesEastern part of Gap Ridge
RegionNA
Data scoreB
Coordinates34.16056, -93.73278
References
U.S. BUREAU MINES REPT. OF INV. 4737Gallagher, 1942, USGS BULL. 936-HBAILEY, E.H., USGS, (PERSONAL FILES)DIREXPL USBM IN EARLY 1940'Reed & Wells, 1938, USGS Bull. 886-C, p. 82-83.Clardy, B.F., and Bush, W.V., 1976, Mercury district of southwest Arkansas: Arkansas Geological Commission Information Circular 23, 57 p.BAILEY, E.H., USGS, PERSONAL FILES