Commodity Code

marble

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

broader dimension stone
narrower marble
industrial rock
definition Commercial marble includes metamorphosed limestones and serpentine rocks, all of which are capable of taking a polish. An important member of this classification is serpentine marble, which is also known as verde antique, and comprises green-to-black serpentine, which is a hydrous magnesium silicate mineral that is crisscrossed by veins of lighter minerals, such as calcite or dolomite. more like this
notation
01.01.03.05 more like this
Mrbl more like this
source http://minerals.usgs.gov/minerals/pubs/commodity/stone_dimension/myb1-2007-stond.pdf more like this
type
Resource
Concept
in scheme commodity code
is primary topic of marble