Mine detail: Ninety-One Mine

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Location: Pinal County, Arizona, United States, North America
Lat / long: 33.13842, -110.90847
dep_id: 10026811
mrds_id: M000385
Commodity type: metallic
Major mineral: Molybdenum
Trace mineral: Copper, Lead, Vanadium
Operation type: Unknown
Deposit type: Replacement
Production size: Small ammount of material produced
Development status: Past Producer
ore: Wulfenite
orebody_fm: LENTICULAR BUNCHES
work_type: Underground
conc_proc: Rhyodacite Dikes May Be Related To Mineralization
ore_ctrl: Along Bedding Planes In Limestone, As Inclusions In Diabase
Reporter: Peterson, Jocelyn A.
hrock_unit: Mescal Limestone & Dripping Spring Quartzite Of Apache Group
hrock_type: Quartzite
Structure: N80e Steeply Dipping Vein
References:
  • Deposit:: RANSOME, 1923, USGS FOLIO 217
  • Deposit:: ABM FILE DATA
  • Deposit:: CORNWALL ET AL, 1971, USGS MAP GQ-1201
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