Simple Lithology

duricrust

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

star this property broader composite genesis rock
star this property narrower duricrust
material formed in surficial environment
star this property narrower duricrust
star this property definition Rock forming a hard crust or layer at or near the Earth's surface at the time of formation, e.g. in the upper horizons of a soil, characterized by structures indicative of pedogenic origin. more like this
star this property source This vocabulary more like this
unstar this property type
Resource
Concept
star this property in scheme simplelithology
star this property is primary topic of duricrust& properties=type