smaltite
noun
smalt·ite
ˈsmȯlˌtīt
variants or less commonly smaltine
-ltə̇n,
-lˌtēn
plural -s
: a tin-white or gray isometric mineral (Co,Ni)As3−x of metallic luster that is an arsenide of cobalt and nickel and is isomorphous with skutterudite and chloanthite (hardness 5.5–6, specific gravity 6.4–6.6)
Word History
Etymology
smaltite alteration of smaltine; smaltine from French, from smalt + -ine