Commodity Code

silica

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

unstar this property definition Silicon dioxide, also known as silica (from the Latin silex), is a chemical compound that is a dioxide of silicon with the chemical formula SiO2 more like this
star this property notation
01.02.37 more like this
Silc more like this
star this property source http://en.wikipedia.org/wiki/Silica more like this
star this property type
Resource
Concept
star this property broader industrial mineral
star this property narrower silica
star this property in scheme commodity code
star this property is primary topic of silica& properties=definition,prefLabel
star this property narrower chert
star this property broader silica