Akademik

beudantite
\\ˈbyüdənˌtīt, byüˈdan-\ noun (-s)
Etymology: French beudantite, from François S. Beudant died 1852 French mineralogist + French -ite
: a mineral PbFe3(AsO4)(SO4)(OH)6 consisting of a basic ferric lead arsenate and sulfate occurring in green to black rhombohedral crystals

Useful english dictionary. 2012.