Mine detail: Big Branch Area

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Location: Gillespie County, Texas, United States, North America
Lat / long: 30.44188, -98.60866
dep_id: 10065111
mrds_id: TC40133
Commodity type: nonmetallic
Major mineral: Talc-Soapstone
Operation type: Unknown
Deposit type: Metamorphic
Production size: Production occurred
Development status: Past Producer
ore: Talc
gangue: Calcite, Chlorite, Magnetite
orebody_fm: LENSE
model: 20: Ultramafic hosted magnesite
Reporter: Long, Keith R.
hrock_unit: Packsaddle Schist
hrock_type: Peridotite,Schist
arock_type: Gneiss,Pegmatite
References:
  • Deposit:: BARNES, V.E., 1945, SOAPSTONE AND SERPENTINE IN THE CENTRAL MINERAL REGION OF TEXAS, IN TEXAS MINERAL RESOURCES: UNIVERSITY OF TEXAS PUBLICATION 4301, P. 55-91.
  • Deposit:: BARNES, V.E., 1952, GEOLOGIC MAP OF THE BLOWOUT QUADRANGLE, BLANCO, GILLESPIE, AND LLANO COUNTIES, TEXAS: TEXAS BUREAU OF ECONOMIC GEOLOGY GQ-5.
  • Other Database:: CIMRI
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