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Muscovite from
Kaneuchi mine, Kyotamba, Funai District, Kyoto Prefecture, Japan


Locality type:Mine
Classification
Species:Muscovite
Formula:KAl2(AlSi3O10)(OH)2
Age information
Maximum recorded age:91.2 ± 3.7 Ma
Minimum recorded age:91.2 ± 3.7 Ma
Sample ages:
Recorded ageGeologic TimeSampleDating method
191.2 ± 3.7 MaLate/Upper Cretaceous - 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 Kaneuchi mine, Kyotamba, Funai District, Kyoto Prefecture, Japan
Data Identifiers
Mindat Occurrence Record ID:494848
Long-form Identifier:1:3:494848:3
GUID (UUID V4):0
Nearest other occurrences of Muscovite
25.5km (15.8 miles) ⓘOtani mine, Gyojayama, Kameoka City, Kyoto Prefecture, Japan
26.3km (16.4 miles) ⓘYunohana, Kameoka City, Kyoto Prefecture, Japan
38.9km (24.2 miles) ⓘTada mine (Tada-gin-douzan; Tada-ginzan; Tada silver-copper mine), Inagawa-cho, Kawabe District, Hyogo Prefecture, Japan
41.7km (25.9 miles) ⓘHiraki mine, Hyogo Prefecture, Japan
45.8km (28.5 miles) ⓘHirao mine, Onsen-cho, Minoh City, Osaka Prefecture, Japan
48.2km (30.0 miles) ⓘShiraishi-yama (Shiroishi), Kobe, Kyōtango City, Kyoto Prefecture, Japan
52.9km (32.9 miles) ⓘIkuno Mine, Ikuno-cho-ono, Asago City, Hyogo Prefecture, Japan
60.9km (37.8 miles) ⓘSasamagadake, Tanakami-yama (Tanokami-yama), Otsu City, Shiga Prefecture, Japan
66.7km (41.5 miles) ⓘAkenobe mine, Oya-cho, Yabu City, Hyogo Prefecture, Japan
80.7km (50.2 miles) ⓘMount Tagami, Nagahama City, Shiga Prefecture, Japan
References
(n.d.) Dr. Kameki Kinoshita collection, Geological Survey of Japan.
Soeda, A., Takeno, S., & Watanabe, M. (1979). Mineralogical study on the wolframite series from the Chugoku district, Southwest Japan (I) Relationships between lattice parameters and chemical compositions. The Journal of the Japanese Association of Mineralogists, Petrologists and Economic Geologists, 74(10), 357-375.
 
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