Crab Orchard Mounatins and Gizzard Group (TNPAcg;12)

Crab Orchard Mountains and Gizzard Groups - Sandstone, conglomerate, siltstone, shale, and thin coal beds. From top down Crab Orchard Mountains group includes Rockcastle Conglomerate, Vadever Formation, Newton Sandstone, Whitwell Shale, and Sewanee Conglomerate; Gizzard Group includes Signal Point Shale, Warren Point Sandstone, and Raccoon Mountain Formation. Thickness about 1,200 to 1,400 feet.

State	Tennessee
Name	Crab Orchard Mounatins and Gizzard Group
Geologic age	Pennsylvanian
Original map label	Pcg
Comments	East sheet
Primary rock type	sandstone
Secondary rock type	conglomerate
Other rock types	shale; siltstone; coal
Lithologic constituents	Major Sedimentary > Clastic > Sandstone Minor Sedimentary > Clastic > Mudstone > Shale Sedimentary > Clastic > Conglomerate Incidental Sedimentary > Clastic > Siltstone Sedimentary > Coal
Map references	Geology available at Tennesse Spatial Data Server which can be found at http://www.tngis.org/geology.html which links to a USGS Water Resources Division site: http://water.usgs.gov/lookup/getspatial?geo250k Tennessee Spatial Data Server site notes: Thanks goes to Jim Julian for researching this improved geology layer from the Tennessee Division of Geology. Note - The Tennessee Division of Geology does not endorse this coverage, stating this version is still incomplete and not fit for distribution. [http://www.tngis.org/geology.html] [http://water.usgs.gov/lookup/getspatial?geo250k]
Unit references	Geology available at Tennesse Spatial Data Server which can be found at http://www.tngis.org/geology.html which links to a USGS Water Resources Division site: http://water.usgs.gov/lookup/getspatial?geo250k Tennessee Spatial Data Server site notes: Thanks goes to Jim Julian for researching this improved geology layer from the Tennessee Division of Geology. Note - The Tennessee Division of Geology does not endorse this coverage, stating this version is still incomplete and not fit for distribution. [http://www.tngis.org/geology.html] [http://water.usgs.gov/lookup/getspatial?geo250k] Hardeman, W.D., and others, 1966, Geologic map of Tennessee: Division of Geology, Tennessee Department of Environment and Conservation, scale 1:250,000 USGS Geologic Names Lexicon (GEOLEX) [http://ngmdb.usgs.gov/Geolex/]
Geographic coverage	Anderson - Bledsoe - Campbell - Cannon - Claiborne - Hamilton - Morgan - Rhea - Roane