Mine detail: Bonanza Shaft

Previously called 'Bonanza Mining Co.'

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Location: Bear Lake County, Idaho, United States, North America
Lat / long: 42.22603, -111.18219
dep_id: 10078002
mrds_id: W026109
mas_id: 160070026
Commodity type: metallic
Major mineral: Copper
Trace mineral: Silver
Operation type: Underground
Deposit type: Replacement
Production size: No production occurred
Development status: Past Producer
ore: Malachite
orebody_fm: IRREGULAR
work_type: Underground
alteration: Carbonized Plant, Fragments, Oxidation
conc_proc: Cu Precipitated And Concentrated When Water Came Into Contact With Carbon, Oxidation Then Disseminated Cu Minerals Throughout The Rock
ore_ctrl: Bedding Planes, Joints
Reporter: Matthews, John Y., Western Field Operations Center (WFOC)
hrock_unit: Ankareh Formation-Sandstone, Shale
hrock_type: Shale,Sandstone
Structure: Home Canyon Anticline
References:
  • Deposit:: Mansfield, G. R., 1927 , Geography, Geology, And Mineral Resources Of Part Of Southeastern Idaho: USGS Prof. Paper 152 , P. 345 - 346
  • Deposit:: Gale, H. S., 1910 , Geology Of The Copper Deposits Near Montpelier, Bear Lake County, Idaho, In Contributions To Economic Geology 1909 : USGS Bulletin 430 , P. 112 - 121
  • Deposit:: 1910 Recon H. S. Gale, Bulletin 430
  • Deposit:: 1927 Recon G. R. Mansfield, Prof. Paper 152
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