Bituminous-coal
A rock classification type
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About Bituminous-coal
Colour:
Black
A coal with between 75-90% carbon content dry ash free and between 14-46% volatiles.
A "soft" coal, often containing substantial admixed sulfur.
It is of higher quality than lignite coal but of poorer quality than (carbon-richer) anthracite. The colour ranges from black to dark brown.
If the volatile constituents are given off, coke is obtained.
A "soft" coal, often containing substantial admixed sulfur.
It is of higher quality than lignite coal but of poorer quality than (carbon-richer) anthracite. The colour ranges from black to dark brown.
If the volatile constituents are given off, coke is obtained.
Unique Identifiers
Mindat ID:
11368
Long-form identifier:
mindat:1:1:11368:3
Similar Names
| Bituminous clay | A rock subtype |
Classification of Bituminous-coal
Sub-divisions of Bituminous-coal
Physical Properties of Bituminous-coal
Transparency:
Opaque
Colour:
Black
Streak:
Black
Cleavage:
None Observed
Synonyms of Bituminous-coal
Common Associates
Associations Based on Photo Data:
Internet Links for Bituminous-coal
mindat.org URL:
https://www.mindat.org/min-11368.html
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Search Engines:
Gruve 5 Mine, Adventdalen, Longyearbyen, Spitsbergen, Svalbard, Norway