Commodity Code

phenakite

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

definition A fairly rare nesosilicate mineral consisting of beryllium orthosilicate, Be2SiO4 more like this
notation
01.03.23 more like this
Phen more like this
source http://en.wikipedia.org/wiki/Phenakite more like this
type
Resource
Concept
broader gemstones
narrower phenakite
in scheme commodity code
is primary topic of phenakite