Commodity Code

zirconium

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

definition Zirconium is a chemical element with the symbol Zr, atomic number 40 and atomic mass of 91.224. The name of zirconium is taken from the mineral zircon, the most important source of zirconium. more like this
notation
02.01.30 more like this
Zr more like this
source http://en.wikipedia.org/wiki/Zirconium more like this
type
Resource
Concept
broader metal
narrower zirconium
in scheme commodity code
is primary topic of zirconium