/broh shahn"tuyt/ , n.
a mineral, hydrous copper sulfate, Cu 4 (OH) 6 SO 4 , occurring in green fibrous masses and similar in physical properties to antlerite: formerly a major ore of copper.
[ 1860-65; named after A. Brochant de Villiers (1773-1840), French mineralogist; see -ITE 1 ]