Chert-Shale-Mudstone

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Photomicrographs of bituminous coalThe pictures showvaious macerals.LiptiniteVitriniteInertinite1. Liptinite2. Vitrinite3. Inertinite(From Tucker, 1996)Liptinite has a low reflectance and so forms the darkest areas.Vitrinite has medium reflectance and so appears medium grey.Inertinite has a high reflectance and so has a very bright, light-greyappearance.12
Photomicrograph of a coal ballThe coal balls are early diagenetic nodules which formed beforecompaction and alteration of the organic matter. These arecomposed of calcite or dolomite and well - preserved plant material.In this Carboniferous coal ball, fragments of the large trees areabundant. This indicates that the coal was derived from peat offorest-swamp environment (From Tucker, 1996).13
Page 1 and 2: Chert-Shale-MudstoneChert is a gene
Page 3 and 4: Microquartz, megaquartz and chalced
Page 5 and 6: Replacement chertPlaine -polarlized
Page 7 and 8: ShaleWell-developed fissility in th
Page 9 and 10: Lamination in MudstoneA, Rhythmites
Page 11: Laminated mudstone and carbonaceous

Chert-Shale-Mudstone

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