Mineral description : Grossular

Grossular from Braxenbol.

Grossular from Gåsgruvan.

Grossular from Herräng.

Grossular from Bejarn, Norway.

Grossular from Beiarn, Norway. Variety : Hessonite.

Grossular from river Vilut, Sibiria, Russia.

Chemical formula :	Ca3Al2[SiO4]3
Hardness :	6.5-7.5
Density :	3.53
Color :	Yellow, red, brown, pale green.
Crystal form :	Cubic. Usually rombdodecaedric or ikosatetraedric crystals.
Luster :	glas.
Habitat :	Typically in regionally metamotphosed unpure carbonatic rocks.
Associates :	Wollastonite and vesuvian.
Notes :	The green variant is rare. Does not glow when heated (see Andradite ).
Locations :	Vikströmsgruvan south of Grängesberg. At many places in the Bergslagen mine field.

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