Simple Lithology

biogenic silica sedimentary rock

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

star this property definition Sedimentary rock that consists of at least 50 percent silicate mineral material, deposited directly by biological processes at the depositional surface, or in particles formed by biological processes within the basin of deposition. more like this
star this property example
radiolarite more like this
spicularite more like this
spiculite more like this
star this property source based on NADM SLTT sedimentary; Hallsworth and Knox 1999 more like this
unstar this property type
Resource
Concept
star this property broader non clastic siliceous sedimentary rock
star this property narrower biogenic silica sedimentary rock
star this property in scheme simplelithology
star this property is primary topic of biogenic silica sedimentary rock& properties=type