SISSVoc Default

shell grit

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

definition Shell grit is coarsely ground or broken seashells. It is used, among other things, by birds as a source of calcium for egg shell production, and to aid digestion. more like this
notation
01.01.04.08 more like this
ShGri more like this
source http://en.wikipedia.org/wiki/Shell_grit more like this
type
Resource original
Concept original
broader
http://resource.geosciml.org/classifier/cgi/commodity-code/industrial-rock original
narrower shell-grit original
in scheme commodity-code original
is primary topic of shell-grit