Commodity Code

citrine

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

definition Citrine is a variety of quartz whose color ranges from a pale yellow to brown. more like this
notation
01.03.25.02 more like this
Citr more like this
source http://en.wikipedia.org/wiki/Citrine#Citrine more like this
type
Resource
Concept
broader quartz gemstone
narrower citrine
in scheme commodity code
is primary topic of citrine