1) Copper mineral 2) Monoclinic mineral
Found on
https://www.crosswordclues.com/clue/brochantite
Brochantite is a sulfate mineral, one of a number of cupric sulfates. Its chemical formula is Cu4SO4(OH)6. Formed in arid climates or in rapidly oxidizing copper sulfide deposits, it is named for its discoverer, the French geologist and mineralogist, A. J. M. Brochant de Villiers. Crystals of brochantite can range from emerald green to black-green...
Found on
http://en.wikipedia.org/wiki/Brochantite
• (n.) A basic sulphate of copper, occurring in emerald-green crystals.
Found on
http://thinkexist.com/dictionary/meaning/brochantite/
a copper sulfate mineral, its chemical formula being Cu4SO4(OH)6. It is ordinarily found in association with malachite, azurite, and other copper ...
Found on
http://www.britannica.com/eb/a-z/b/115
Broch'an·tite noun [ From
Brochant de Villiers, a French mineralogist.]
(Min.) A basic sulphate of copper, occurring in emerald-green crystals.
Found on
http://www.encyclo.co.uk/webster/B/101
Brochantite, named after the French mineralogist Brochant de Villiers, is a basic sulphate of copper, occurring in emerald-green crystals. Brochantite was first identified at a mine near Sverdlovsk in the Ural mountains of Russia, and confirmed as a distinct mineral in 1824. Brochantite is an ore of copper, but a minor one.
Found on
http://www.probertencyclopaedia.com/browse/HB.HTM
a mineral, hydrous copper sulfate, Cu(OH)SO, occurring in green fibrous masses and similar in physical properties to antlerite: formerly a major ore of copper.
Found on
https://www.infoplease.com/dictionary/brochantite
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