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alunite

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

definition A trigonal hydrated aluminium potassium, sulfate mineral, KAl3(SO4)2(OH)6 mined for the manufacture of alum. more like this
notation
01.02.02 more like this
Alu more like this
source http://www.webmineral.com/data/Alunite.shtml http; http://en.wikipedia.org/wiki/Alunite more like this
type
Resource original
Concept original
broader
http://resource.geosciml.org/classifier/cgi/commodity-code/industrial-mineral original
narrower alunite original
in scheme commodity-code original
is primary topic of alunite