Mine detail: Lost River-Ida Bell dike exogreisen

Previously called ''

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Location

Lat / long:

65.47627, -167.16641

Resource(M)

Primary:	Tungsten, Tin
Ore:	Cassiterite, Wolframite
Gangue:	Fluorite, Quartz, Topaz, Tourmaline, Mica

Production

Operation type:	Unknown
Development status:	Producer

Geology

Associated rock:	Lost River
Alteration processes:	Significant alteration is restricted to the Ida Bell dike and includes greisen (quartz, topaz, sericite, fluorite, tourmaline, and arsenopyrite replacement of granite) and later overprinting kaolinization.

References

DEP	10308415
Reference	{Deposit:: Heide, H.E., 1946, Investigation of the Lost River tin deposit, Seward Peninsula, Alaska: U.S. Bureau of Mines Report of Investigations 3902, 57 p.}{Deposit:: Sainsbury, C.L., 1964, Geology of the Lost River mine area, Alaska: U.S. Geological Survey Bulletin 1129, 80 p.}{Deposit:: Cobb, E.H., and Sainsbury, C.L., 1972, Metallic mineral resource map of the Teller quadrangle, Alaska: U.S. Geological Survey Miscellaneous Field Studies Map MF-426, 1 sheet, scale 1:250,000.}{Deposit:: Hudson, T.L., and Arth, J. G., 1983, Tin-granites of Seward Peninsula, Alaska: Geological Society of America Bulletin, v. 94, p. 768-790.}
Reporter	Travis L. Hudson