Mine detail: Unnamed (on Tin Creek, tributary to Lost River)

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Location

Lat / long:

65.45827, -167.1264

Resource(B)

Primary:	Beryllium, Tin, Fluorine-Fluorite
Ore:	Cassiterite, Chrysoberyl, Fluorite, Helvite
Gangue:	Idocrase, Magnetite, Mica

Production

Operation type:	Unknown
Development status:	Prospect

Geology

Alteration processes:

Calc-silicate, magnetite, and fluorite replacement of limestone

References

DEP	10308406
Reference	{Deposit:: Sainsbury, C.L., 1963, Beryllium deposits of the western Seward Peninsula, Alaska: U.S. Geological Survey Circular 479, 18 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