Commodity Code

zircon-gemstone

http://resource.geosciml.org/classifier/cgi/commodity-code/zircon-gemstone

definition Zircon resembles diamond in luster and fire and colorless zircons have been mistaken for diamonds by experienced jewelers. Zircon can make a very attractive and affordable gemstone. It is found in browns and greens but can be heat treated to beautiful blue and golden colors. more like this
notation
01.03.41 more like this
ZirGe more like this
source http://www.galleries.com/Zircon more like this
type
Resource
Concept
broader gemstones
narrower zircon gemstone
in scheme commodity code
is primary topic of zircon gemstone