Kanoite

General Information:
 Chemical Formula:
(Mn++,Mg)2Si2O6
 Composition:
(Molecular Weight = 246.73 gm)
Magnesium 4.93 % Mg
Manganese 33.40 % Mn
Silicon 22.77 % Si
Oxygen 38.91 % O 
 Empirical Formula:
Mn2+1.5Mg0.5Si2O6
 IMA Status:
Approved IMA 1977
Physical Properties:
 Cleavage:
[???] Perfect
 Color:
pink brown or reddish brown.
 Density:
3.66
 Diaphaniety:
Transparent to Translucent
 Hardness:
6-7 - Orthoclase-Quartz
 Luster:
Vitreous (Glassy)
 Streak:
light brown
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