Pottsville Formation (PAPAp;7)

State	Pennsylvania
Name	Pottsville Formation
Geologic age	Pennsylvanian
Original map label	Pp
Primary rock type	sandstone
Secondary rock type	siltstone
Other rock types	shale; coal; coarse-grained mixed clastic
Lithologic constituents	Major Sedimentary > Clastic > Sandstone (Bed)fine- to coarse-grained sandstone, Schuylkill--sandstone and conglomeratic sandstone; Tumbling Run--conglomeratic sandstone and sandstone. Minor Sedimentary > Clastic > Mixed-clastic > Conglomerate-sandstone (Bed)Sharp Mountain--conglomerate and conglomeratic sandstone; Schuylkill--sandstone and conglomeratic sandstone; Tumbling Run--conglomeratic sandstone and sandstone. Sedimentary > Coal > Anthracite (Bed)minable anthracite coals Sedimentary > Clastic > Mudstone > Shale (Bed) Sedimentary > Clastic > Conglomerate (Bed)Sharp Mountain--conglomerate and conglomeratic sandstone Sedimentary > Clastic > Siltstone (Bed)
Map references	Pennsylvania Bureau of Topographic and Geologic Survey, Department of Conservation and Natural Resources, 2001, Bedrock Geology of Pennsylvania, edition: 1.0, digital map. Retrieved from internet 9-30-2004; <http://www.dcnr.state.pa.us/topogeo/map1/bedmap.aspx> DL Data: pageoexp.zip [http://www.dcnr.state.pa.us/topogeo/map1/bedmap.aspx]
Unit references	Berg, T. M., Edmunds, W. E., Geyer, A. R., and others, compilers, 1980, Geologic map of Pennsylvania: Pennsylvania Geological Survey, 4th ser., Map 1, 2nd ed., 3 sheets, scale 1:250,000. Pennsylvania Bureau of Topographic and Geologic Survey, Department of Conservation and Natural Resources, 2001, Bedrock Geology of Pennsylvania, edition: 1.0, digital map. Retrieved from internet 9-30-2004; <http://www.dcnr.state.pa.us/topogeo/map1/bedmap.aspx> DL Data: pageoexp.zip [http://www.dcnr.state.pa.us/topogeo/map1/bedmap.aspx]