Fī'o-rīte, n.
(49), n. (Min.) A variety of opal occurring in the cavities of volcanic tufa, in smooth and shining globular and botryoidal masses, having a pearly luster;—so called from Fiora, in Ischia.
(49), n. (Min.) A variety of opal occurring in the cavities of volcanic tufa, in smooth and shining globular and botryoidal masses, having a pearly luster;—so called from Fiora, in Ischia.