|Name||Jacksons Gap Group; Jacksons Gap Group undifferentiated in part|
|Geologic age||Precambrian to Paleozoic|
Metamorphic > Schist > Mica-schist > Muscovite-schistprincipally graphitic sericite (muscovite)-quartz schist; includes porphyroclastic blastomylonite schist
Metamorphic > Metasedimentary > Metaclastic > Quartzitemylonite quartzite
Tectonite > Mylonite > Phylloniteincludes sericite-quartz phyllonite; sericite phyllonite, blastomylonite.
|Comments||part of Brevard Fault Zone. Printed map has units 'jg' and 'jgc' in one description; split them up here.|
Szabo, M.W., Osborne, E.W., Copeland, C.W. Jr., and Neathery, T.L., 1988, Geologic Map of Alabama, Geological Survey of Alabama Special Map 220, scale 1:250,000.
|Counties||Chambers - Elmore - Randolph - Tallapoosa|