humite
noun
hum·ite
ˈhyüˌmīt
plural -s
: a white, yellow, brown, or red mineral Mg7Si3O12(F1OH)2 consisting of a basic magnesium silicate containing fluorine that is brittle and of vitreous to resinous luster, that is found in the masses ejected from Vesuvius and elsewhere, and is related to chondrodite, norbergite, and olivine (hardness 6.–6.5; specific gravity 3.1–3.2)
Word History
Etymology
Sir Abraham Hume †1838 English mineral collector + English -ite
- semiclassical
- semiclassics
- semiclimber
- semiclimbing
- semicoke
- semicolon
- semicolon butterfly
- semicolonial
- semicolonialism
- semicolonialisms
- semicolonies
- semicolons
- semicolony
- semicolumn
- semicomas
- semicommercial
- semicompreg
- semiconducting
- semiconduction
- semiconductor
- semiconductors
- semiconscious
- semiconsciousness
- semiconsciousnesses
- semiconservative