General Information:
Chemical Formula:Ca2Mn7Si10O28(OH)2·5(H2O)
Composition:(Molecular Weight = 1,317.65 gm)Calcium 6.08 %
CaManganese 29.19 %
MnSilicon 21.31 %
SiHydrogen 0.92 %
H Oxygen 42.50 %
O
Empirical Formula: Ca2Mn2+7Si10O28(OH)2·5(H2O)
Environment:Hydrothermalhref="http://webmineral.com/chem/Chem-In.shtml">More Details