coloradoite

[kol-uh-rad-oh-ahyt, -rah-doh-]

noun

a mineral, mercury telluride, HgTe, occurring in the form of grayish-black masses.

Origin of coloradoite

1875–80; named after Colorado; see -ite¹

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Coloradoite is a telluride of mercury, also a new mineral and quite rare.
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