Mineral description : Perovskite

Mineral class	Oxides : Perovskit - Pyrochlor - Columbite group
Chemical formula	CaTiO3
Crystal system	Orthorombic.
Habitus	Often as striated cubic crystals. Other forms are pseudo hexagonal and reniform.
Cleavage	[100], [010] and [001] good. Fracture conchoidal.
Hardness	5.5
Density	4
Color	Often brownish but occurs in pale yellow to reddish brown and black nuances.
Streak	pale yellow to grayish white.
Luster	Submetallic to adamantine.
Description
Occurance	In chlorite, talc and sepentinite rock.
Associates
Notes
Locations	A rare mineral Alnön, Sundsvall, Medelpad. As small black to brown cubic crystals together with apatite and pyroxene in sövite.

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