Commodity Code

ruby

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

definition A ruby is a pink to blood-red colored gemstone, a variety of the mineral corundum (aluminium oxide). more like this
notation
01.03.07.01 more like this
Rub more like this
source http://en.wikipedia.org/wiki/Rub\\ more like this
type
Resource
Concept
broader corundum gemstone
narrower ruby
in scheme commodity code
is primary topic of ruby