General Information:
Chemical Formula:
(Mn++,Mg)5(SiO4)2(OH)2
Composition:
(Molecular Weight = 454.58 gm)
Magnesium 6.68 % Mg
Manganese 45.32 % Mn
Silicon 12.36 % Si
Hydrogen 0.44 % H
Oxygen 35.20 % O
Empirical Formula:
Mn2+3.75Mg1.25SiO42(OH)2
IMA Status:
Approved IMA
Physical Properties:
Cleavage:
None
Color:
pink.
Density:
3.9
Diaphaniety:
Transparent
Hardness:
5 - Apatite
Luster:
Vitreous (Glassy)
Streak:
light pink
More details...