Roger Weller, geology instructor
firstname.lastname@example.org copyright 2010-R.Weller
Wollastonite is CaSiO3
Wollastonite is calcium silicate. It is a contact metamorphic mineral produced by a
magma in contact with a limestone. It is usually colorless, white or gray.
Photo is copyright free only for non-commercial educational uses.
Just credit photo to R.Weller/Cochise College.