crookesite

[ krook-sahyt ]

/ ˈkrʊk saɪt /

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noun

a rare mineral, selenide of copper, thallium, and silver, (Cu, Tl, Ag)2Se, occurring in steel-gray, compact masses.

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Origin of crookesite

1865–70; after Sir W. Crookes; see -ite¹

Words nearby crookesite

crookery, Crookes, Crookes dark space, Crooke's granule, Crooke's hyaline degeneration, crookesite, Crookes lens, Crookes radiometer, Crookes space, Crookes tube, crookneck