About: http://webisa.webdatacommons.org/61146529

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	The grains are mostly limestone (94%) with minor amounts of pyrite and quartz; most of the grains are rounded or subrounded (65%); and coarse sand or greater in size, occasionally up to 6 cm.
http://www.w3.org/ns/prov#wasQuotedFrom	confex.com