ˈshȯrləˌmīt noun
( -s )
Etymology: schorl + Greek hom os same + English -ite — more at same
: a mineral Ca 3 (Fe,Ti) 2 [(Si,Ti)O 4 ] 3 consisting of an iron calcium titanate and silicate related to garnet and occurring usually in black masses with vitreous luster (hardness 7-7.5, specific gravity 3.81-3.88)