Commodity Code

terbium

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

definition Terbium is a chemical element with the symbol Tb and atomic number 65. It is a silvery-white rare earth metal that is malleable, ductile and very hard. Terbium is never found in nature as a free element, but it is contained in many minerals, including cerite, gadolinite, monazite, xenotime and euxenite. - Terbium is a chemical element with the symbol Tb and atomic number 65. It is a silvery-white rare earth metal that is malleable, ductile and very hard. Terbium is never found in nature as a free element, but it is contained in many minerals, including cerite, gadolinite, monazite, xenotime and euxenite. more like this
notation
02.01.03.01.07 more like this
Tb more like this
source This vocabulary more like this
type
Resource
Concept
broader hree
narrower terbium
in scheme commodity code
is primary topic of terbium