Commodity Code

natural secondary aggregate

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

definition Aggregates produced as a by-product of other mining or quarrying activities such as china clay waste, slate waste and colliery spoil more like this
notation
01.01.01.02 more like this
Saggr more like this
source BGS more like this
type
Resource
Concept
broader aggregate
narrower natural secondary aggregate
in scheme commodity code
is primary topic of natural secondary aggregate