Welcome, guest. You are not logged in.
Log in or join for free!
Stay logged in
Forgot login details?

Stay logged in

For free!
Get started!

Text page

carnelian gem b t - Newest pictures

☹Gemstone Carnelian☹

Carnelian is the red, orange, or amber variety of Chalcedony. Though often a solid color, it may also be banded, in which case it would be jointly classified as both Agateand Carnelian. Carnelian is an ancient gemstone, having been used as gem material since antiquity. Although still used a gemstone today, its significance and value has been diminished since the ancient times.
Chemical FormulaSio2
ColorRed, Orange
Crystal System Hexagonal
Refractive Index1.54 - 1.55
SG2.63 - 2.65
Transparency Transparentto nearly opaque
Double Refraction.009
Luster Vitreous
Mineral Class Quartz( Chalcedony)

This page:

Help/FAQ | Terms | Imprint
Home People Pictures Videos Sites Blogs Chat