Commodity Code

oil shale

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

definition Fine-grained sedimentary rock, yielding significant quantities of oil upon decomposition by heating to high temperatures more like this
notation
01.01.05.03.03 more like this
OilS more like this
source BGS more like this
type
Resource
Concept
broader liquid hydrocarbons
narrower oil shale
in scheme commodity code
is primary topic of oil shale