parsonsite
noun
par·sons·ite
ˈpärsᵊnˌzīt,
ˈpȧs-
plural -s
: a mineral Pb2(UO2)(PO4)2.2H2O consisting of a hydrous lead uranyl phosphate found as a brownish powder in Shaba region (formerly Katanga Province, Democratic Republic of the Congo)
Word History
Etymology
French, from Arthur L. Parsons †1957 Canadian mineralogist + French -ite