Mine detail: Treadwell Mines

Previously called 'Alaska MexicanSeven Hundred FootReady BullionAlaska Treadwell'

<< Back to the map

Location

Lat / long:

58.26642, -134.377

Resource(M)

Primary:	Gold
Secondary:	Silver, Lead
Tertiary:	Zinc, Copper, Molybdenum, Tungsten, Antimony, Arsenic
Ore:	Chalcopyrite, Galena, Gold, Molybdenite, Orpiment, Realgar, Sphalerite, Tetrahedrite
Gangue:	Albite, Calcite, Magnetite, Pyrite, Pyrrhotite, Quartz, Rutile
Orebody form:	TABULAR
Discovery year:	1881

Production

Operation type:	Unknown
Production size:	Large
Development status:	Past Producer
First production started:	1882
Last production ended:	1922

Geology

Host type:	Slate
Associated type:	Greenstone
Alteration processes:	Diorite Highly Altered (Albitized & Pyritized) In Part

References

MRDS	A010692
DEP	10000503
Reference	{Deposit:: USGS OFR 78-374, P. 125-128}{Deposit:: STONE, DAVID, AND STONE, BRENDA, 1980, HARD ROCK GOLD: JUNEAU, CITY AND BOROUGH OF JUNEAU, JUNEAU CENTENNIAL COMMITTEE, 108 P.}{Deposit:: NORTHERN MINER, MARCH 29, 1984, P. 12}
Reporter	Elliott, R. L., Mosier, Dan