Commodity Code

spinel

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

definition Spinel /ˈspɪnɛl/ is the magnesium aluminium member of the larger spinel group of minerals. It has the formula MgAl2O4 more like this
notation
01.02.38 more like this
Spin more like this
source http://en.wikipedia.org/wiki/Spinel more like this
type
Resource
Concept
broader industrial mineral
narrower spinel
in scheme commodity code
is primary topic of spinel