General Information:
Chemical Formula:
Ca2(Fe++,Mn)ScSi5O14(OH)
Composition:
(Molecular Weight = 562.16 gm)
Calcium 14.26 % Ca
Scandium 8.00 % Sc
Manganese 2.44 % Mn
Iron 7.45 % Fe
Silicon 24.98 % Si
Hydrogen 0.18 % H
Oxygen 42.69 % O
Empirical Formula:
Ca2Fe2+0.75Mn2+0.25ScSi5O14(OH)
Environment:
Found in amiarolitic cavity.
IMA Status:
Approved IMA (Dana # Added)
Locality:
Montecatini quarry in the Baveno granite, near Novara, Piedmont, Italy.
Name Origin:
The name reflects its composition, as the scandium analogue of babingtonite.
Physical Properties:
Color:
gray.
Density:
3.24
Diaphaniety:
Transparent
Hardness:
6 - Orthoclase
Luster:
Vitreous (Glassy)
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