The Fern Glen Formation is a geologic formation in eastern and southeastern Missouri. It preserves fossils dating back to the Osagean Series of the Mississippian...
2 KB (128 words) - 07:13, 18 November 2024
southwest Missouri include the Pierson Limestone, Fern Glen Formation, Reeds Spring Formation, Elsey Formation (including the Grand Falls Chert), Burlington...
3 KB (204 words) - 17:03, 18 July 2023
Pope Mega Group (redirect from Glen Dean Formation)
producing formation in Illinois. Estimated to have accounted for more than 60% of the oil production in the state. The Glen Dean Formation is a geologic...
8 KB (653 words) - 13:04, 8 July 2024
Embayment Megagroup (redirect from Clayton Formation)
quartz pebbles, as well as a matrix of quartz sand. The Wilcox Formation is a sand formation that is part of the Embayment Megagroup. It runs from southern...
5 KB (509 words) - 18:46, 25 April 2024
Carbondale Group (redirect from Petersburg Formation)
use. The Petersburg formation also contains sandstone members that are used as aquifers. The Linton Formation is a geologic formation in Indiana. It is...
4 KB (300 words) - 14:02, 30 April 2024
St. Peter Sandstone (redirect from St. Peter Formation)
The St. Peter Sandstone is an Ordovician geological formation. It belongs to the Chazyan stage of the Champlainian series in North American regional stratigraphy...
6 KB (547 words) - 19:53, 20 August 2024
Muscatatuck Group (redirect from Beechwood Formation)
underlies the Antrim Shale. The North Vernon Limestone is a geologic formation in Indiana. Also called the Sellersburg Limestone, this term however is...
4 KB (221 words) - 14:31, 31 July 2024
Knox Supergroup (redirect from Chepultepec Formation)
The Knox Supergroup, also known as the Knox Group and the Knox Formation, is a widespread geologic group in the Southeastern United States. The age is...
15 KB (1,191 words) - 21:36, 27 November 2024
Hunton Megagroup (redirect from Moccasin Springs Formation)
The Hunton Megagroup also Hunton Super Group, Hunton Group, Hunton Formation and Hunton Limestone is predominantly composed of carbonate rock, deposited...
14 KB (1,196 words) - 08:20, 14 September 2024
The Paoli Formation, Paoli Limestone, or Paoli Chert is a geologic formation in Indiana, Illinois, Kentucky and Missouri. This formation contains members...
3 KB (176 words) - 23:11, 28 February 2024
The Davis Formation is a geologic formation in Indiana and Missouri. It preserves fossils dating back to the Cambrian period. Paleontology portal List...
3 KB (124 words) - 06:59, 18 November 2024
The Eau Claire Formation is a geologic formation in the north central United States. It preserves trilobite fossils from the Cambrian Period. Paleontology...
3 KB (94 words) - 07:06, 18 November 2024
The Leemon Formation is a geologic formation in Missouri. It preserves fossils dating back to the Ordovician period. Earth sciences portal United States...
1 KB (58 words) - 07:44, 18 November 2024
The Mifflin Formation is a fossil bearing geologic formation in Illinois dating to the Ordovician period. Earth sciences portal Illinois portal Paleontology...
1 KB (49 words) - 08:09, 18 November 2024
Harmony Group is located in the State of Indiana. It is made up of three formations, the Grassy Knob Chert, the Backbone Limestone and Clear Creek Chert....
3 KB (282 words) - 18:01, 7 March 2024
Munising Group (redirect from Kerbal Formation)
The Munising Group or Formation is a 1,700 feet (520 m) thick, white to light grey Cambrian sedimentary unit that crops out in Michigan and (to a lesser...
10 KB (853 words) - 16:55, 27 October 2024
The Franconia Formation is a geologic formation in the upper mid-western United States, with outcroppings found in Illinois, Indiana, Iowa, Michigan,...
3 KB (199 words) - 07:15, 18 November 2024
The Paint Creek Formation is a geologic formation in Illinois. It preserves fossils dating back to the Carboniferous period. Earth sciences portal Illinois...
1 KB (52 words) - 08:23, 18 November 2024
The Mattoon Formation is a geologic formation in Illinois. It preserves fossils dating back to the Carboniferous period. List of fossiliferous stratigraphic...
1 KB (38 words) - 08:05, 18 November 2024
The Patoka Formation is a geologic formation in Illinois. It preserves fossils dating back to the Carboniferous period. List of fossiliferous stratigraphic...
1 KB (44 words) - 08:28, 18 November 2024
The Quimbys Mill Formation is a geologic formation in Illinois. It preserves fossils dating back to the Ordovician period. Earth sciences portal Illinois...
1 KB (52 words) - 08:43, 18 November 2024
The St. Laurent Formation is a geologic formation in Illinois. It preserves fossils dating back to the Devonian period. Earth sciences portal Illinois...
1 KB (52 words) - 09:02, 18 November 2024
The Dubuque Formation is a geologic formation in Illinois, Iowa, Wisconsin and Minnesota. It preserves fossils dating back to the Ordovician period. List...
1 KB (53 words) - 19:43, 20 July 2024
The Nachusa Formation is a geologic formation in Illinois. It preserves fossils dating back to the Ordovician period. Earth sciences portal Illinois portal...
1 KB (51 words) - 08:14, 18 November 2024
The Grand Detour Formation is a geologic formation in Illinois. It preserves fossils dating back to the Ordovician period. Earth sciences portal Illinois...
1 KB (60 words) - 07:21, 18 November 2024
The Mosalem Formation is a geologic formation in Illinois. It preserves fossils dating back to the Silurian period. Earth sciences portal Illinois portal...
1 KB (51 words) - 08:12, 18 November 2024
The Shelburn Formation is a geologic formation in Indiana. It preserves fossils dating back to the Carboniferous period. Earth sciences portal Indiana...
1 KB (51 words) - 08:55, 18 November 2024
The Neda Formation is a geologic formation in Illinois. It preserves fossils dating back to the Ordovician period. Earth sciences portal Illinois portal...
1 KB (51 words) - 08:15, 18 November 2024
The Pecatonica Formation is a geologic formation in Illinois. It preserves fossils dating back to the Ordovician period. List of fossiliferous stratigraphic...
1 KB (44 words) - 08:28, 18 November 2024
The Bond Formation is a geologic formation in Illinois, Kentucky and Indiana. It preserves fossils dating back to the Carboniferous period. List of fossiliferous...
2 KB (47 words) - 06:34, 18 November 2024