Webster’s Revised Unabridged Dictionary · 1913
Ilvaite
Il′va·ite, n. [From L. Ilva, the island now called Elba.] (Min.) A silicate of iron and lime occurring in black prismatic crystals and columnar masses.
Webster’s Revised Unabridged Dictionary · 1913
Il′va·ite, n. [From L. Ilva, the island now called Elba.] (Min.) A silicate of iron and lime occurring in black prismatic crystals and columnar masses.