brochantite
[broh-shahn-tahyt]
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noun
a mineral, hydrous copper sulfate, Cu4(OH)6SO4, occurring in green fibrous masses and similar in physical properties to antlerite: formerly a major ore of copper.
Origin of brochantite
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for brochantite
Historical Examples of brochantite
Brochantite is a subsulphate of copper observed in small crystals at Ekaterinenbourg in Siberia.