ˌchāzəˈrōˌlīt noun
( -s )
Etymology: French, from G.R.P. Cesaro died 1939 Italian-Belgian mineralogist + French -lite
: a mineral H 2 PbMn 3 O 8 occurring in spongy steel-gray masses and supposed to be a hydrous lead manganate (hardness 4.5, specific gravity 5.3)