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A silver-white to gray arsenic ore, essentially FeAsS. Also called mispickel.
(Minerals) a white or grey metallic mineral consisting of a sulphide of iron and arsenic that forms monoclinic crystals with an orthorhombic shape: an ore of arsenic. Formula: FeAsS. Also called: mispickel
ar•se•no•py•rite(ˌɑr sə noʊˈpaɪ raɪt, ɑrˌsɛn ə-)
a common mineral, iron arsenic sulfide, FeAsS, occurring in silver-white to steel-gray crystals or masses: an ore of arsenic.
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|Noun||1.||arsenopyrite - a silver-white or grey ore of arsenic|
As, atomic number 33, arsenic - a very poisonous metallic element that has three allotropic forms; arsenic and arsenic compounds are used as herbicides and insecticides and various alloys; found in arsenopyrite and orpiment and realgar
mineral - solid homogeneous inorganic substances occurring in nature having a definite chemical composition