Mine detail: Hillside-Sierra Group

Previously called 'Claims: Sierra Nos. 1 To 8Hillside Nos. 1 To 4'

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Location: Sierra County, New Mexico, United States, North America
Lat / long: 32.90262, -107.22476
dep_id: 10011908
mrds_id: D007099
Commodity type: metallic
Major mineral: Manganese
Operation type: Unknown
Production size: Small ammount of material produced
Development status: Past Producer
ore: Psilomelane, Pyrolusite, Wad
gangue: Calcite
orebody_fm: PODS
work_type: Surface/Underground
alteration: Silicified Limestone
ore_ctrl: Fault-Fracture Structural Control.
Reporter: Menzie, David
hrock_unit: El Paso Group;Sierrite Limestone
hrock_type: Limestone
Year first produced: 1943
yr_lst_prd: 1952
References:
  • Deposit:: FARNHAM, L.L., 1961 USBM IC-8030, P. 125-126
  • Deposit:: NMBMMR GENERAL FILE DATA
  • Deposit:: KELLEY, V.C., AND SILVER, C., 1952 U.N.M. PUB. 4, P. 199, FIG.2
  • Production:: FARNHAM, L.L., 1961 P. 125; AND NMBMMR GENERAL FILE DATA
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