ˌ ̷ ̷ ̷ ̷ˈklāˌsīt, īˈsäkləˌ-, -ˌzīt noun
Etymology: German isoklas isoclasite (from is- + -klas -clase) + English -ite
: a mineral Ca 2 (PO 4 )(OH).2H 2 O consisting of a basic hydrous calcium phosphate occurring in small white crystals or columnar forms