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Mazarn Shale

Mazarn Shale
StateArkansas
NameMazarn Shale
Geologic agePhanerozoic | Paleozoic | Ordovician-Early
Original map labelOm
CommentsBanded shale with minor sandstone and limestone beds. Approximately 2000 ft. maximum thickness.
Primary rock typeshale
Secondary rock typesandstone
Other rock typeslimestone
Lithologic constituents
Major
Sedimentary > Clastic > Mudstone > Shale (Bed)
Minor
Sedimentary > Carbonate > Limestone (Bed)
Sedimentary > Clastic > Sandstone (Bed)
Map references
Haley, B. R., Glick, E. E., Bush, W. V.; Clardy, B. F.; Stone, C. G.; Woodward, M. B., Zachry, D.L., 1993, Geologic Map of Arkansas: U.S.Geological Survey Special Geologic Map. Scale 1:500K
Unit references
Ferguson, J.G., 1920. Outlines of the geology, soils, and minerals of the State of Arkansas: Arkansas State Bureau of Mines, Manufactures and Agriculture,192 pp.
Stone, C. G. and Bush, W. V. 1982, Summary of the geology of the eastern Ouachita Mountains, Arkansas: Guidebook - Arkansas Geological Commission, vol.82-2, 24 pp.
Geographic coverageGarland - Montgomery - Saline

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