Formation and types of coal

Release time:

2022-11-22

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(I) the formation of coal

Coal is a plant remains through complex biochemical, physical and chemical transformation. Plant deathLater, after peat, mud, diagenesis and metamorphism into coal.

(II) coal classification

Anthracite, lean coal, lean coal, coking coal, fat coal, gas coal, long flame coal, lignite.

Key words:

Formation and type of coal-coal seam occurrence

Coal Mine Basics-Rock and Coal Seam

Formation and type of coal-coal seam occurrence

Coal Mine Basics-Rock and Coal Seam

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