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Dominant species
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Flint
Chalk
Gypsum
Dolomite
Diatomite
Diamictite
Coquina
Conglomerate
Coal
Chert
Evaporite
Siltstone
Breccia
Turbidite
Tillite
Umber
Shale
Sandstone
Phosphorite
Oolite
Oil shale
Limestone
Lignite
Laterite
Graywacke
Banded iron formation
Travertine
Bauxite
Arkose
Bog iron