Commodity Code

primary aggregate

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

alt label
natural aggregate more like this
definition Sand and gravel and crushed rock extracted from the ground more like this
narrower crushed rock
broader primary aggregate
riprap
broader primary aggregate
sand and gravel
broader primary aggregate
notation
01.01.01.01 more like this
Paggr more like this
source This vocabulary more like this
type
Resource
Concept
broader aggregate
narrower primary aggregate
in scheme commodity code
is primary topic of primary aggregate