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Muscovite from
Nakatatsu mine, Ono City, Fukui Prefecture, Japan


Locality type:Mine
Classification
Species:Muscovite
Formula:KAl2(AlSi3O10)(OH)2
Age information
Maximum recorded age:60.1 ± 2.4 Ma
Minimum recorded age:60.1 ± 2.4 Ma
Sample ages:
Recorded ageGeologic TimeSampleDating method
160.1 ± 2.4 MaPaleocene - K-Ar
Sample references:
1 -
Shibata K, Ishihara S (1974): K-Ar ages of the major tungsten and molybdenum deposits in Japan. Economic Geology 69(8) 1207-1214.
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Muscovite data
Locality Data:Click here to view Nakatatsu mine, Ono City, Fukui Prefecture, Japan
Data Identifiers
Mindat Occurrence Record ID:1011533
Long-form Identifier:1:3:1011533:8
GUID (UUID V4):0
Nearest other occurrences of Muscovite
51.0km (31.7 miles) ⓘMount Tagami, Nagahama City, Shiga Prefecture, Japan
57.8km (35.9 miles) ⓘHattori-Kawai Mine, Hakusan City, Ishikawa Prefecture, Japan
81.7km (50.8 miles) ⓘHirukawa, Nakatsugawa City, Gifu Prefecture, Japan
81.9km (50.9 miles) ⓘEbisu Mine, Hirukawa, Nakatsugawa City, Gifu Prefecture, Japan
85.1km (52.9 miles) ⓘTawara (Tahara), Hirukawa, Nakatsugawa City, Gifu Prefecture, Japan
90.4km (56.2 miles) ⓘMozumi deposit, Kamioka Mine, Hida City, Gifu Prefecture, Japan
96.7km (60.1 miles) ⓘUnnamed pegmatite, Yunoyama-onsen, Komono town, Mie District, Mie Prefecture, Japan
References
Jitsutaro Takubo
Yasuo Ukai (1952) On the Contact Deposit of the Nakatatsu Mine, Fukui Prefecture. Mining Geology 2:75-80
 
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