Mine detail: Liberty Group

Previously called 'Danny TLast Chance'

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Location: Judith Basin County, Montana, United States, North America
Lat / long: 47.07852, -110.63251
dep_id: 10071391
mrds_id: W014741
Commodity type: metallic
Major mineral: Silver, Lead, Zinc
Minor mineral: Gold, Copper, Molybdenum
Trace mineral: Tungsten, Cadmium, Arsenic, Antimony
Operation type: Unknown
Production size: Production occurred
Development status: Past Producer
ore: Marmatite, Sphalerite
orebody_fm: SHOOTS
ore_ctrl: Northeast Joint System, Transverse Vein, Hughesville Stock
Reporter: Krohn, Douglas H.
hrock_unit: Madison Limestone
hrock_type: Quartz Monzonite,Granite
arock_unit: Galena Creek Porphyry;Hughesville Stock, Hughesville Quartz Monzonite;Mixes Baldy Laccolith, Wolf Porphyry;Clendennin Laccolith, Clendennin Mountain Porphyry
arock_type: Rhyolite
Structure: Zone Of Laccoliths And Other Igneous Intrusions Covering Over 800 Square Km, Domal Uplift Caused By Intrusion Of Snow Creek Porphyry, Hughesville Stock With Conjugate Fracture System.
tectonic: Rocky Mountain Foreland
Year first produced: 1897
disc_yr: 1875
References:
  • Deposit:: ROBERTSON, A. F., AND ROBY, R. N., 1951 MINES AND MINERAL DEPOSITS (EXCEPT FUELS), JUDITH BASIN COUNTY, MONT.: U.S. BUREAU OF MINES INF. CIRC. 7602, 48 P
  • Deposit:: WITKIND, I. J., 1973, IGNEOUS ROCKS AND RELATED MINERAL DEPOSITS OF THE BARKER QUADRANGLE, LITTLE BELT MOUNTAINS, MONTANA: U.S. GEOLOGICAL SURVEY PROF. PAPER 752, 58 P.
  • Production:: USBM I.C. 7602
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