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Enargite - 3 dictionary results

en⋅ar⋅gite

[en-ahr-jahyt, en-er-jahyt]
–noun
a mineral, copper arsenic and sulfide, Cu3AsS4, occurring in the form of black orthorhombic crystals having perfect cleavage: an important source of copper.

Origin:
1850–55; < Gk enarg(s) brilliant (en- en- 2 + -argēs, akin to argós bright, árgyros silver) + -ite 1

Enargite

En*ar"gite\, n. (Min.) An iron-black mineral of metallic luster, occurring in small orthorhombic crystals, also massive. It contains sulphur, arsenic, copper, and often silver.

enargite

sulfosalt mineral, copper arsenic sulfide (Cu3AsS4), that is occasionally an important ore of copper. It occurs as heavy, metallic-gray crystals and masses in veins and replacement deposits. Economically valuable deposits have been found in the Balkans; at several places in Peru; Chuquicamata, Chile; and Butte, Mont. It forms orthorhombic crystals. For detailed physical properties, see sulfosalt (table)

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