ˈlədləˌmīt noun
( -s )
Etymology: Henry Ludlam died 1880 English mineralogist + English -ite
: a mineral (Fe,Mg,Mn) 3 (PO 4 ) 2 .4H 2 O that is a hydrous iron phosphate with magnesium and manganese replacing some of the iron and that occurs in small green transparent monoclinic crystals