Japanese feldspar localities

1,811 localities which includes 989 potassic feldspar localities

A list of Japanese feldspar together with potassic feldspar localities described in citable papers and books. The list is edited based on the editing policy of location lists.

Year of description: Location (Prefecture, Synonym, Comments)
Year 1885: Mount Tanakami (Shiga)
Year 1891: Iki (Nagasaki), Mount Unzen (Nagasaki), Asahi mine (Hyogo)
Year 1892: Ena (Gifu), Miyoshima (Ehime, Niihama), Yasumiishi (Okayama, Katsunan)
Year 1893: Komanba (Gifu, Nakatsugawa), Nount Shakotan (Hokkaido)
Year 1894: Kotoge (Iwate, Usuginu), Kareki pass (Iwate, Usuginu), Iwashimizu (Iwate, Usuginu), Mount Ishigami (Kumamoto), Genbu cave (Saga), Mount Hachiman (Yamanashi, Obi), Kami-Kurobera (Yamanashi, Kurobera mine)
Year 1895: Obira mine (Oita, Potassic feldspar)
Year 1897: Takeno mine (Hyogo, Sui mine), Senga fall (Yamanashi)
Year 1898: Usui pass (Gunma)
Year 1899: Mount Hanazono (Ibaraki), Uda river (Fukushima, Soma), Aotoriyama (Aichi, Hazu)

See Japanese page for more localities.