Opelika Complex; Bottle Granite

Leucocratic, fine to medium-grained, well-foliated quartz monzonite to granite; locally porphyritic.
State Alabama
Name Opelika Complex; Bottle Granite
Geologic age Precambrian to Paleozoic
Lithologic constituents
Major
Igneous > Plutonic > Granitic > Granite > Monzograniteleucocratic, fine to medium-grained, well-foliated quartz monzonite to granite; locally porphyritic.
Igneous > Plutonic > Granitic > Leucocratic-graniticleucocratic, fine to medium-grained, well-foliated quartz monzonite to granite; locally porphyritic.
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 Chambers - Lee - Macon