Selected Significant Mineral
Deposits in Alaska
www.dggs.alaska.gov/webpubs/usbm/ic/text/ic9177.PDF
PORT SNETTISHAM-IRON
Alternate name: Michele
Map location No.: 186
Commodity: Fe
Reference point ................ Mineralized zone.
Meridian ...................... Copper River.
Tract ......................... Sec. 8, T 45 S, R 72 E.
Latitude ...................... 57°59'0" N.
Longitude ..................... 133°46'30" W.
.
Disseminated, massive.
Magmatic differentiation.
Tabular, irregular.
Igneous.
Magnetite, ilmenite, biotite,
pyroxene, sphene, apatite, epidote,
hornblende, chlorite, pyrrhotite,
chalcopyrite, spinel.
Host formation ................. Wrangell-Revillagigedo.
Geologic age ................... Upper Jurassic.
Deformation ................... Intrusion, metamorphism.
Age of deformation ............. Upper Jurassic.
Rock types .................... Phyllite, diorite, pyroxenite.
DEVELOPMENT
Current status ................. Explored prospect.
Distance to water supply ........ Less than 3 km.
PUBLISHED RESERVES-RESOURCES
Class Quantity
450,000,000 mt .....
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