Talladega Group; Lay Dam Formation, unnamed diamictite facies

Unnamed diamictite facies of Lay Day Formation in Coosa and Chilton Counties consists of cobbles and boulders of carbonate, pelitic rocks, quartzite, chert, felsic plutonic rocks, and gneiss in a metagraywacke matrix.
State Alabama
Name Talladega Group; Lay Dam Formation, unnamed diamictite facies
Geologic age Silurian?-Devonian
Lithologic constituents
Major
Sedimentary > Clastic > Conglomeratecobbles and boulders of carbonate, pelitic rocks, quartzite, chert, felsic plutonic rocks, and gneiss in a metagraywacke matrix
Metamorphic > Metasedimentary > Metaclastic > Metasandstone > Metagraywackemetagraywacke matrix
Incidental
Metamorphic > Metasedimentary > Metaclastic > Quartzitecobbles and boulders of carbonate, pelitic rocks, quartzite, chert, felsic plutonic rocks, and gneiss in a metagraywacke matrix
Igneous > Plutoniccobbles and boulders of carbonate, pelitic rocks, quartzite, chert, felsic plutonic rocks, and gneiss in a metagraywacke matrix
Sedimentary > Carbonatecobbles and boulders of carbonate, pelitic rocks, quartzite, chert, felsic plutonic rocks, and gneiss in a metagraywacke matrix
Sedimentary > Chemical > Chertcobbles and boulders of carbonate, pelitic rocks, quartzite, chert, felsic plutonic rocks, and gneiss in a metagraywacke matrix
Metamorphic > Gneisscobbles and boulders of carbonate, pelitic rocks, quartzite, chert, felsic plutonic rocks, and gneiss in a metagraywacke matrix
Comments Printed map has units 'tld' and 'tldd' in one description, split them up here.
References

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.

NGMDB product
Counties Chilton - Coosa