Simple Lithology

shale

http://resource.geosciml.org/classifier/cgi/lithology/shale

definition Laminated mudstone that will part or break along thin, closely spaced layers parallel to stratification. more like this
note Note definition does not specify carbonate vs. siliclastic nature of mud. more like this
source NADM SLTT sedimentary, 2004 more like this
type
Resource
Concept
broader clastic mudstone
narrower shale
in scheme simplelithology
is primary topic of shale