Images:Sphene
From The Gemology Project
Yellow sphene, Afghanistan.
The strong double refraction is clearly visible by the doubling of facets.
By Scott Davies, american-thai.com
Rough sphene crystal, Pakistan.
By Scott Davies, american-thai.com
Yellow-brown sphene with red flashes, Pakistan.
By Scott Davies, american-thai.com
Green sphene, Madagascar.
By Scott Davies, american-thai.com
Green sphene, Madagascar.
By Scott Davies, american-thai.com