General Information:
Chemical Formula:Na3Mn3Ti0.25Si8O20(OH)2·10(H2O)
Composition:(Molecular Weight = 1,004.59 gm)Sodium 6.87 %
NaTitanium 1.19 %
TiManganese 16.41 %
MnSilicon 22.37 %
SiHydrogen 2.21 %
H Oxygen 50.96 %
O Empirical Formula: Na3Mn2+3Ti0.25Si8O20OH2·10(H2O)
IMA Status:Approved IMA 1973
Physical Properties: Cleavage:[100] Perfect, [010] Perfect, [001] Perfect
Color:brown, violet red, golden yellow, or reddish brown.
Density:2.39
Hardness:3 - Calcite
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