Concept
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- Preferred Labelskos:prefLabel
bituminous coal
- URI
- http://resource.geosciml.org/classifier/cgi/lithology/bituminous_coal ↗Go to the persistent identifier link
- Within Vocab
- Simple Lithology
| Preferred Labelskos:prefLabel | bituminous coal |
|---|---|
| Definitionskos:definition | Coal that has vitrinite mean random reflectance greater than 0.6% and less than 2.0% (determined in conformance with ISO 7404-5), or has a gross calorific value greater than 24 MJ/kg (determined in conformance with ISO 1928). Hard, black, organic rich sedimentary rock; contains less than 91 percent fixed carbon on a dry, mineral-matter-free basis, and greater than 13-14 percent volatiles (dry, ash free). Formed from the compaction or induration of variously altered plant remains similar to those of peaty deposits. |
| Exact MatchexactMatch |
http://inspire.ec.europa.eu/codelist/LithologyValue/bituminousCoal
|
| Broaderbroader |
coal
|
| See AlsoseeAlso | Simple Lithology |
| Alternative LabelaltLabel | medium rank coal |
| Is Defined ByisDefinedBy | Simple Lithology |