Images:Spinel
From The Gemology Project
Cobalt Blue Spinel, 3.96 ct
Photo by Jeff Scovil
Courtesy of R.W. Wise Goldsmiths
Cobalt blue spinel.
By John Huff, gemcollections.com
purple-red spinel, Sri Lanka.
By John Huff, gemcollections.com
Red spinel from Mahenge, Tanzania.
By John Huff, gemcollections.com
Color change spinel, Burma.
By John Huff, gemcollections.com
Color change spinel, Burma.
By John Huff, gemcollections.com