Mine detail: Nevada-Massachusettes Mine

Previously called 'Humbolt-SpringerHumbolt Mine'

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Location: Pershing County, Nevada, United States, North America
Lat / long: 40.78156, -118.1332
dep_id: 10042502
mrds_id: M060313
Commodity type: metallic
Major mineral: Tungsten
Trace mineral: Silver, Gold
Operation type: Unknown
Deposit type: Vein
Production size: Large ammount of material produced
Development status: Producer
ore: Scheelite
gangue: Epidote, Garnet, Pyrite, Quartz
model: 42: W skarn
alteration: Silicification, Albitization
conc_proc: End Stage Solutions Followed Dike
ore_ctrl: Next To Dikes, But Not In Them, Tactite Bodies.
Reporter: Johnson, M
hrock_type: Hornfels,Limestone
arock_type: Diorite,Andesite
Structure: Basin And Range Fault Block, Faults, Stock And Dike Intrusions., Stank Fault Strikes N-S For 1.5 Miles. Strata West Side Of Fault Dips East, East Side Of Fault Dips 70 West. Strata Strikes N20e. Post-Mineral Faults Also Present.
References:
  • KERR, P.F., 1934, GEOLOGY OF THE TUNGSTEN DEPOSITS NEAR MILL CITY, NEVADA, U. OF NEV. BULL., VOL 88, NO. 2
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