Mine detail: Almaden Mine

Previously called 'Stinking Water BasinMain MineNutmegOsa-AnnaCove MineIdaho-Almaden Mine'

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Location: Washington County, Idaho, United States, North America
Lat / long: 44.24015, -116.71488
dep_id: 10040402
mrds_id: M055162
Commodity type: metallic
Major mineral: Gold
Trace mineral: Mercury
Operation type: Surface
Deposit type: Epithermal
Production size: Medium ammount of material produced
Development status: Past Producer
ore: Cinnabar
gangue: Chalcedony, Opal, Pyrite
orebody_fm: BLANKET
work_type: Surface
alteration: Argillic Alteration, Silicification , Opalitization
conc_proc: Ascending Hypothermal Solutions In Zones Of Tension
ore_ctrl: Nutmeg Anticline; Fissures
Reporter: Bergquist, Joel R.
hrock_unit: Payette Formation;Payette Formation;Payette Formation;Idaho Formation;Idaho Formation
hrock_type: Sandstone
arock_unit: Columbia River Basalt
arock_type: Basalt
Structure: Broad - Crested Parallel Anticlines. Deposit Located On The Crest Of A Long Anticline., Local Structural Depression, Partly The Result Of Faulting.
tectonic: Snake River Downwarp Or Syncline.
Year first produced: 1939
disc_yr: 1936
discr: Harry Brown
References:
  • Deposit:: BAILEY, E.H., USGS, PERSONAL FILES.
  • Deposit:: ANDERSON, A. L., 1941 , GEOLOGY OF ALMADEN MINE, IDAHO BUR MINES GEOLOGY PAMPH 55 , 9 P.
  • Deposit:: BAILEY, E. H., 1964 , MINERAL RESOURCES - MERCURY: IDAHO BUR MINES GEOLOGY SPECIAL REPORT NO. 1 , P. 119 - 123
  • Deposit:: REQUA, L. K., 1940 , IDAHO - ALMADEN MINE: NORTHWEST MINING NEWS, V. 6 , NO. 23 , P. 7 - 9 ; V. 6 , NO. 24 , P. 7 - 9 .
  • Deposit:: 5) LICKES, M. R., 1957 , IDAHO - ALMADEN MERCURY MINE: USBM INF. CIRC. 7800 , 33 P.
  • Deposit:: 6) CAMPBELL, A., 1939 , FORTY-FIRST ANNUAL REPORT OF THE MINING INDUSTRY OF IDAHO FOR THE YEAR 1939 , P. 303 - 307
  • Deposit:: 7) SPOKANE CHRONICLE, FEB. 18 , 1972 ; DEC. 30 , 1970
  • Deposit:: 8) ENG. MINING JOUR., MAR., 1967
  • Deposit:: 1941 GEOLMAP ID. BUREAU OF MINES AND GEOL. PAMPHLET 55
  • Deposit:: 1957 RECON U. S. BUREAU OF MINES INF. CIRC. 7800
  • Deposit:: 1964 COMPILE ID. BUREAU OF MINES GEOL. SP. RPT. NO. 1
  • Production:: BAILEY, E.H., USGS, PERSONAL FILES {{ ANDERSON, A. L., 1941 , IDAHO BUREAU OF MINES AND GEOLOGY PAMPHLET 55 . {{ BAILEY, E. H., 1964 , IDAHO BUREAU OF MINES AND GEOLOGY SPEC. REPT. 1 {{ LICKES, M. R., 1957 , US BUR MINES INF. CIRC. 7800 {{ SPOKANE CHRONICLE, DEC. 30 , 1970 . ROSS, C. P., 1956 , USGS BULL. 1042-D
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