SINCE 1828
roscherite
noun
roscher·ite
| \ ˈräshəˌrīt, ˈrōsh-\
plural -s
Definition of roscherite
: a mineral (Ca,Mn,Fe)2Al(PO4)2(OH).2H2O consisting of a hydrous basic phosphate of aluminum, manganese, calcium, and iron and occurring in dark brown monoclinic crystals
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