Montana · Jefferson County
Occurrence
Jack Creek Ridge Dumo. Occurrence
Jefferson County, Montana, United States
Kyanite
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USGS source ↗
Commodities
Tertiary
Kyanite
Commodity type
N
Deposit
Deposit size
N
Orebody form
IRREGULAR LENS
Materials
Ore minerals
Dumortierite
Geology
Host rock
Quartz Latite
Associated rock
Quartz Latite
Economic & production
Development status
Occurrence
Identification
Deposit ID
10069792
MRDS ID
W007479
Region
NA
Data score
D
Coordinates
46.36657, -112.31756
References
U.S. GEOLOGICAL SURVEY PRESS NOTICE, FEB. 8, 1955RUPPEL, E. T., WRITTEN COMMUNICATION, JAN. 8, 1959