Roger Weller, geology instructor
firstname.lastname@example.org copyright 2010-R.Weller
Scheelite is calcium tungstate. Crystals of scheelite are often a shiny yellow.
One distinguishing feature of scheelite is a very high density, approximately
six times the density of water or more than two times the density of most
Photo is copyright free onlyfor non-commercial educational uses.
Just credit photo to R.Weller/Cochise College.