Japanese plagioclase localities

3,322 localities

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

Plagioclases are also included in volcanic, plutonic, sedimentary, metasomatic and metamorphic rocks as a minor component.

Year of description: Location (Prefecture, Synonym, Comments)
Year 1892: Mount Asama (Nagano), Nagone mine (Iwate)
Year 1894: Wariyama (Iwate, Usuginu), Mount Hokazan (Nagasaki)
Year 1895: Shiratake (Nagasaki, Hirado), Mount Shiroyama (Niigata, Shironokoshi, Yoneyama), Mount Hatamochi (Niigata, Yoneyama), Mount Mount Takura (Kyoto, Yakuno)
Year 1896: Obayashi (Yamanashi, Atsuna), Tabito (Fukushima)
Year 1897: Shokozan (Hiroshima)
Year 1898: Mount Tanakami (Shiga), Zaimoku-iwa (Miyagi, Obara)
Year 1899: Cape Mie (Nagasaki)
Year 1900: Tatami-iwa (Nagano, Mount Tateshina), Mount Taihaku (Miyagi, Sendai), Usagi valley (Kumamoto, Mount Tatsuta)
Year 1901: Tamura coal mine (Kumamoto), Asahi coal mine (Kumamoto), Mount Kinkazan (Miyagi, Oshika)
Year 1902: Mount Yarigatake (Nagano), Iwaimori (Ehime, Uwajima), Daikon island (Shimane), Myogamori (Fukushima, Mount Handa), Kazakoshi (Fukushima, Mount Handa), Mount Hachikubo (Shizuoka, Shinden), Takonohora (Tokyo, Izu-Oshima island)
Year 1903: Mount Niijima (Tokyo, Niijima island), Nishinoura (Tokyo, Niijima island), Mount Miyatsuka (Tokyo, Niijima island), Mount Mukaiyama (Tokyo, Niijima island), Toshima island (Tokyo), Udoneshima island (Tokyo), Kumasawa mine (Akita), Sendawara-iwa? (Iwate, Mount Iwate), Zato-Nagane (Iwate, Mount Iwate), Kokuryo river (Ehime, Niihama), Mount Senzoku (Ehime, Kamo river), Mount Kasayama (Yamaguchi, Hagi)

See Japanese page for more localities.