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magnesium

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

definition Magnesium is a chemical element with the symbol Mg and atomic number 12. Its common oxidation number is +2. It is an alkaline earth metal and the eighth-most-abundant element in the Earth's crust and ninth in the known universe as a whole. more like this
notation
02.01.15 more like this
Mg more like this
source http://en.wikipedia.org/wiki/Magnesium more like this
type
Resource original
Concept original
broader
http://resource.geosciml.org/classifier/cgi/commodity-code/metal original
narrower magnesium original
in scheme commodity-code original
is primary topic of magnesium