kehoeite
noun
ke·hoe·ite
ˈkē(ˌ)(h)ōˌīt
plural -s
: a mineral Al8(Zn,Ca)3(PO4)6(OH)1221H2O(?) consisting of a massive basic hydrous calcium aluminum zinc phosphate (specific gravity 2.3)
Word History
Etymology
Henry Kehoe, 19th century American mineralogist + English -ite