Red Mountain Formation (ALSrm;6)

Red Mountain Formation - Interbedded yellowish-gray to moderate-red sandstone, siltstone and shale; greenish-gray to moderate-red fossiliferous partly silty and sandy limestone; few thin hematitic beds.

State	Alabama
Name	Red Mountain Formation
Geologic age	Silurian
Original map label	Srm
Primary rock type	sandstone
Secondary rock type	siltstone
Other rock types	shale; limestone
Lithologic constituents	Major Sedimentary > Clastic > Mudstone > Shale (Bed) Sedimentary > Clastic > Sandstone (Bed) Minor Sedimentary > Clastic > Siltstone (Bed) Sedimentary > Carbonate > Limestone (Bed)greenish-gray to moderate-red fossiliferous partly silty and sandy limestone;
Map references	Szabo, M. W., Osborne, E. W., Copeland, C. W. Jr., Neathery; T. L., 1988, Geologic Map of Alabama, Geological Survey of Alabama Special Map 220, scale 1:250,000. [http://www.ogb.state.al.us/ogb/ogb_gisdata/algeomap.zip]
Unit references	Szabo, M. W., Osborne, E. W., Copeland, C. W. Jr., Neathery; T. L., 1988, Geologic Map of Alabama, Geological Survey of Alabama Special Map 220, scale 1:250,000. [http://www.ogb.state.al.us/ogb/ogb_gisdata/algeomap.zip]