Coal type according to appearance

Coal type according to appearance

Table
Coal type according to appearance and composition
type main components opaque attritus percent
banded coal (>5 percent anthraxylon)
bright anthraxylon and translucent attritus <20
semisplint translucent and opaque attritus 20–30
splint anthraxylon and translucent attritus <20
nonbanded coal (<5 percent anthraxylon)
cannel attritus with spores
boghead attritus with algae
See as table:

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Universalium. 2010.

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