Commodity Code

thulium

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

definition Thulium is a chemical element that has the symbol Tm and atomic number 69. It is the thirteenth and antepenultimate element in the lanthanide series more like this
notation
02.01.03.01.08 more like this
Tm more like this
source http://en.wikipedia.org/wiki/Thulium more like this
type
Resource
Concept
broader hree
narrower thulium
in scheme commodity code
is primary topic of thulium