Coal Formation ·
Coalification
un
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.com · peat → lignite → bituminous → anthracite · carbon rising
Net
~50% → >92% C
Driven off
CO₂ · CH₄ · H₂O
stage
—
Plant tissue
Peat / lignite
Bituminous / anthracite
CO₂ · CH₄ escaping
H₂O expelled
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.com · Coal Formation Chemistry