Futo
Futo, Ito city, Shizuoka pref., Japan
Occurrence
Minerals in vesicules of the Late Pleistocene (before 0.1 Ma) basalt of Kakinoki-daira lava from the Harai Volcano. The Harai Volcano had located at the east of the Omuro Volcano, and is a monogenetic volcano of the Higashi-Izu Monogenetic Volcano Group. The Hari Volcano underlies volcanic products of the Omuro Volcano.
Reported Minerals
- Cristobalite
- Labradorite
- Forsterite
- Ilmenite
- Mordenite
Mineral Assemblages
- Cristobalite - Labradorite - Ilmenite
- Basalt(Host) - Forsterite