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Tephroite from
Hamayokokawa mine (Hamayokogawa mine), Kamiina district, Nagano, Japan

Locality type:Mine
Classification
Species:Tephroite
Formula:Mn22+SiO4
Confirmation
Validity:Believed Valid
References
References:Dr. Matsuo Nambu ore collection (curated at Geological Survey of Japan); Fukuoka, M. (1981) Memoirs of the Faculty of Science, Kyushu University, Series D, Geology, 24, #4, 207-252.; Katsu Kaneko (1956) Symposium del Manganeso, XX Congreso Geologico Internacional, Mexico D.F.
Data
Mineral Data:Click here to view Tephroite data
Locality Data:Click here to view Hamayokokawa mine (Hamayokogawa mine), Kamiina district, Nagano, Japan
Localities for Tephroite in this Region
Asahi orebody, Hamayokokawa mine (Hamayokogawa mine), Kamiina district, Nagano, Japan
Principal orebody, Hamayokokawa mine (Hamayokogawa mine), Kamiina district, Nagano, Japan
Nearest other occurrences of Tephroite
82.6km (51.4 miles) Chichibu mining district (Chichibu mine), Nakatsugawa, Ohtaki-mura, Chichibu City, Saitama, Japan
 
Mineral and/or Locality  
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