Commodities
PrimaryMercury
Commodity typeM
Deposit
Deposit sizeS
WorkingsUnderground
Orebody formIRREGULAR
Ore controlSolution Collapse Along Limestone-Shale Contact
Materials
Ore mineralsCinnabar, Metacinnabar
GangueBarite, Calcite, Clay, Fluorite, Pyrite
Geology
Host rockShale,Limestone · Santa Elena ;Santa Elena
StructureAsymmetrical Terlingua Anticline
AlterationKaolinization Of Del Rio Shale
Economic & production
Development statusPast Producer
Last production1933
Identification
Deposit ID10040386
MRDS IDM055136
Alternate namesLittle 38 Mine, Waldron's 38, Tarrant
RegionNA
Data scoreB
Coordinates29.31984, -103.655
References
BAILEY, E.H., USGS, PERSONAL FILESCHESTER, J.W., 1965, MERCURY IN TEXAS: USBM IC 8252TX BEG MRC-73, P. 23.Yates and Johnson, 1959, USGS PP-312, 114 p.FIELD WORK BY C.P. ROSS AND OTHERS 193CIMRIUSBM DATA