Mine detail: North Hornet Mine

Previously called ''

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Location

Lat / long:

44.89127, -116.6413

Resource(B)

Primary:	Gold
Tertiary:	Uranium, REE, Niobium (Columbium), Sand and Gravel, Construction, Tantalum
Ore:	Gravel
Gangue:	Barite, Hematite, Quartz, Specularite
Orebody form:	IRREGULAR

Production

Operation type:	Underground
Production size:	Yes
Development status:	Past Producer
First production started:	1931

Geology

Host rock:	Seven Devils Volcanics-Argillites
Host type:	Diorite
Associated rock:	Seven Devils Volcanics-Tuffs, Greenstones, Argillites;Jur-Quartz Diorite;Seven Devils Volcanics-Quartz Keratophyre;Columbia River Basalt
Associated type:	Diorite,Keratophyre,Greenstone
Tectonic:	Island Arc
Alteration processes:	Oxidation, Silicification, Pyritization, Gossan

References

MRDS	W012780
MAS	160030065
DEP	10105580
Reference	{Deposit:: Cook, E. F., 1954, Mining Geology Of The Seven Devils Region: Idaho Bureau Of Mines And Geology Pamphlet 97, 22 P.}{Deposit:: Wracher, David, 1969, The Geology And Mineralization Of The Peck Mtn. Area, Hornet Quad., Idaho: Corvallis, Oregon State Univ., M.S. Thesis, 78 P.}{Deposit:: 1954 Geolmap Idaho Bureau Of Mines And Geol., Pamp. 9}{Deposit:: Douglass,R.M.-1954 Geocronite: Am.Mineralogist, Vol.39, Nos. P906-928}{Production:: Cook, E. F., 1954, Id. Bureau Of Mines & Geol. Pamphlet 97, 22 P.}
Reporter	Benjamin, David A.; Miller, Pat, Western Field Operations Center (WFOC)