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出典:Wiktionary
Santa Fiora + -ite
fiorite (uncountable)
出典:Wikipedia
出典:『Wikipedia』 (2011/05/29 14:50 UTC 版)
Fiorite is a hydrated silica rock, a form of opal, found in cavities in volcanic tuff. It has a pearly lustre and forms botryoidal masses. It was named after Fiora, Ischia, in Italy.
Fiorite