Mine detail: Mortimer Prospect

Previously called 'Mortimer Iron DepositIron Mountain Min. Co.'

<< Back to the map

Location

Lat / long: 44.55236, -117.0241

Resource(M)

Primary: Copper
Tertiary: Gold, Iron
Ore: Magnetite
Gangue: Garnet
Orebody form: TABULAR
Discovery year: 1897

Production

Operation type: Surface-Underground
Production size: None
Development status: Prospect

Geology

Host rock:Martin Bridge Formation-Marble
Host type:Marble,Greenstone
Associated rock:Granitic Rocks;Basalt Dike;Perm-Tri
Associated type:Diorite,Greenstone
Structure:High - Angle Faulting With Westward Tilting Of The Fault Blocks., Postintrusion Fault Is Inferred To The North Of The Deposit.
Tectonic:Folded Geosyncline; Island Arc
Alteration processes:Cavities In Magnetite Due To Leaching Of Sulfides.

References

MRDSW013001
MAS160870020
DEP10070238
Reference{Deposit:: BELL, R. N., 1918, NINETEENTH ANNUAL REPORT OF THE MINING INDUSTRY OF IDAHO FOR THE YEAR 1917, P. 98.}{Deposit:: MACKIN, J. H., 1953, IRON ORE DEPOSITS OF THE IRON MTN. DISTRICT, IDAHO: U.S. GEOLOGICAL SURVEY BULL. 982 - E, 30 P.}{Deposit:: MACKIN, J.H., 1947 , IRON ORE DEPOSITS OF THE IRON MOUNTAIN DISTRICT, WASHINGTON COUNTY, IDAHO: USGS OPEN-FILE REPT., 23 P.}{Deposit:: 1918 COMPILE 19TH ANN. REPT. OF THE MINING INDUSTRY FOR 1917}{Deposit:: 1947 RECON MACKIN, J.H., OPEN-FILE REPT.}{Deposit:: 1953 GEOLMAP MACKIN, J.H., BULL. 982-E}
ReporterNakai, Terry L.; Miller, Pat, Winters, Dick