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The Lockport Group is a geologic group in the Appalachian Basin and Michigan Basin in the northeastern United States and Canada. This unit makes up the
Lockport_Group
City in Illinois, United States
Lockport is a city in Will County, Illinois, United States, located 30 miles southwest of Chicago. Per the 2020 census, the population was 26,094. The
Lockport,_Illinois
Mapped unit of rock in North America
in Pennsylvania. It is overlain by the shales and carbonates of the Lockport Group in New York, the McKenzie Formation in Pennsylvania, and the Sneedville
Clinton_Group
Large Geologic Group
predominantly the Lockport; in parts central to northeast Pennsylvania it overlies the Bloomsburg Formation. It also underlies the Helderberg Group. Being a thick
Salina_Group
Geologic formation in West Virginia, Pennsylvania, and Ohio, United States
and Maryland. It is dated to the Carboniferous period. The top of the group is marked by the Waynesburg Coal (No. 11 Coal) and its base is marked by
Monongahela_Formation
Geologic formation in the United States and Canada
Ohio Basin. It is a part of the Lockport Group of carbonates. It is the lowest and oldest formation within the Lockport. The Gasport is found in Michigan
Gasport_Formation
Widespread shallow marine limestone
The Trenton Group or Trenton Limestone is a geologic group in Kentucky, Michigan, Ohio, New York, Indiana, Pennsylvania, West Virginia, and Ontario. It
Trenton_Group
Geological formation in Midwestern United States
Ludfordian Salina Group Gorstian Salina Group Guelph Dolomite Salina Group Greenfield Dolomite Tymochtee Dolomite Wenlock Homerian Lockport Group Gasport Dolomite
Antrim_Shale
correlations of the Niagaran provincial series (Medina, Clinton, and Lockport groups) in the type area of western New York" (PDF). U.S. Geological Survey
Medina_Group
Middle Devonian age unit of sedimentary rock
classified as the basal unit of the Hamilton Group (Dh), lying beneath the Mahantango Formation (Dmh) member of this group in Pennsylvania and Maryland. In New
Marcellus_Formation
Geologic group in Kentucky and Ohio, United States
The Cincinnati Group is a geologic group in Kentucky, Ohio and Indiana. It is Upper Ordovician in age. This geologic group is made up of member formations:
Cincinnati_Group
Geological formation in Ontario, Canada
The Bertie Group or Bertie Limestone, also referred to as the Bertie Dolomite and the Bertie Formation, is an upper Silurian (Pridoli, or Cayugan) geologic
Bertie_Group
Lower Carboniferous sedimentary formation in West Virginia, United States
Salina Group Guelph Dolomite Salina Group Greenfield Dolomite Tymochtee Dolomite Wenlock Homerian Lockport Group Gasport Dolomite Guelph Dolomite Goat
Logan_Formation
Unit of sedimentary rock in the US
Vernon Formation Lockport Group Guelph Formation Eramosa Formation Goat Island Formation Gasport Formation Llandovery Clinton Group Rochester Shale Irondequoit
Catskill_Formation
Bedrock formation found in the Midwestern United States
Formation is one of the three component bedrock formations of the Maquoketa Group that primarily consists of shale (75%) with some limestone (25%) interbedded
Kope_Formation
Pennsylvanian-age geological unit
The Allegheny Group, often termed the Allegheny Formation, is a Pennsylvanian-age geological unit in the Appalachian Plateau. It is a major coal-bearing
Allegheny_Group
Geological formation in Pennsylvania
Vernon Formation Lockport Group Guelph Formation Eramosa Formation Goat Island Formation Gasport Formation Llandovery Clinton Group Rochester Shale Irondequoit
Kinzers_Formation
Geologic formation in the United States and Canada
Salina Group Guelph Dolomite Salina Group Greenfield Dolomite Tymochtee Dolomite Wenlock Homerian Lockport Group Gasport Dolomite Guelph Dolomite Goat
Columbus_Limestone
Geologic formation in Ontario and New York
and is unconformably overlain by the Lower Silurian rocks of the Cataract Group. At its base it has a conformable gradational contact with underlying beds
Queenston_Formation
Hard limestones rock formation in North America
The Onondaga Limestone is a group of hard limestones and dolomites of Devonian age that forms geographic features in some areas in which it outcrops;
Onondaga_Limestone
Bedrock unit in the Appalachian Mountains of North America
complex. Most fundamentally, the unit may be considered a formation or a group. As a formation, the Pottsville may encompass the following members depending
Pottsville_Formation
Geologic group in the Appalachian Basin, U.S.
Falls Group is a geologic group in the Appalachian Basin. It dates back to the Devonian period. Also stratigraphically equivalent to the Portage Group. The
West_Falls_Group
Group Wills Creek Formation Williamsport Formation McKenzie Formation Sheinwoodian Lockport Dolomite McKenzie Formation Llandovery Telychian Lockport
Hampshire_Group
Geologic formation in the United States
Ludfordian Salina Group Gorstian Salina Group Guelph Dolomite Salina Group Greenfield Dolomite Tymochtee Dolomite Wenlock Homerian Lockport Group Gasport Dolomite
Rhinestreet_Formation
Geologic member in the United States
Leonard Eugene (1974). Palynology of the Berea Sandstone and Cuyahoga Group of northeastern Ohio (Thesis). East Lansing: Michigan State University.
Cleveland_Shale
City in New York, United States
Lockport (Seneca: Jodö:sho:t) is both a city and the town that surrounds it in Niagara County, New York, United States. Lockport is a northern suburb of
Lockport,_New_York
Geologic formation in Ohio, US
Salina Group Guelph Dolomite Salina Group Greenfield Dolomite Tymochtee Dolomite Wenlock Homerian Lockport Group Gasport Dolomite Guelph Dolomite Goat
Rushville_Shale
Geologic formation in the United States
Salina Group Guelph Dolomite Salina Group Greenfield Dolomite Tymochtee Dolomite Wenlock Homerian Lockport Group Gasport Dolomite Guelph Dolomite Goat
Swift_Run_Formation
Geological formation in the United States
Perry and Juniata counties in Pennsylvania. It is a member of the Hamilton Group, along with the underlying the Marcellus Formation Shale. South of Tuscarora
Mahantango_Formation
Geologic group in Eastern and Midwestern, USA
The Black River Group is a geologic group that covers three sedimentary basins in the Eastern and Midwestern United States. These include the Appalachian
Black_River_Group
Fossil-bearing rock in Ontario
the Appalachian Basin. It is one of the formations that make up the Lockport Group of the Silurian period. Goat Island, USGS, National Geologic Map Database
Goat_Island_Formation
Geologic formation in Ohio
Salina Group Guelph Dolomite Salina Group Greenfield Dolomite Tymochtee Dolomite Wenlock Homerian Lockport Group Gasport Dolomite Guelph Dolomite Goat
Fairview_Formation
Geologic group in Michigan and Ohio
The Detroit River Group is a geologic group in Michigan and Ohio. It preserves fossils dating back to the Devonian period. Earth sciences portal Michigan
Detroit_River_Group
Geologic formation in the United States
The Java Group is a Geologic group in New York and Northern Pennsylvania. It is considered geologic formation in Kentucky, Western New York, Ohio, southern
Java_Group
Widespread geologic group in the Southeastern United States
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
Knox_Supergroup
Geologic formation in the United States
York, Ohio and Pennsylvania. It is the Middle Formation of the Hamilton Group. It dates to the Devonian period. The Ludlowville is bound by an upper and
Ludlowville_Formation
Geologic formation in the United States
The Venango Group, or Venango Sand is an Upper Devonian aged geological unit found in western Pennsylvania, western New York south east Ohio and central
Venango_Group
Geologic group
The Sonyea Group is a geologic group in the northern part of the Appalachian Basin. It preserves fossils dating back to the Devonian period. In the western
Sonyea_Formation
Geologic Group found in the Appalachian Basin
The Helderberg Group is a geologic group that outcrops in the States of New York, Pennsylvania, Maryland, New Jersey, and West Virginia. It also is present
Helderberg_Group_(geology)
Geologic formation in Ohio
Salina Group Guelph Dolomite Salina Group Greenfield Dolomite Tymochtee Dolomite Wenlock Homerian Lockport Group Gasport Dolomite Guelph Dolomite Goat
Arnheim_Formation
Stratigraphic unit of the Lockport Formation
44.6; -81.1 The Eramosa Member is a Silurian stratigraphic unit of the Lockport Formation exposed along the Niagara Escarpment in Ontario and western New
Eramosa_Member
Geological formation in Ohio
Salina Group Guelph Dolomite Salina Group Greenfield Dolomite Tymochtee Dolomite Wenlock Homerian Lockport Group Gasport Dolomite Guelph Dolomite Goat
Cedarville_Dolomite
Cambrian era geologic formation in Ohio, United States
Salina Group Guelph Dolomite Salina Group Greenfield Dolomite Tymochtee Dolomite Wenlock Homerian Lockport Group Gasport Dolomite Guelph Dolomite Goat
Knox_Dolomite
Geologic formation in Michigan
Salina Group Guelph Dolomite Salina Group Greenfield Dolomite Tymochtee Dolomite Wenlock Homerian Lockport Group Gasport Dolomite Guelph Dolomite Goat
Lucas_Formation
Cambrian era geologic formation in Tennessee, United States
Salina Group Guelph Dolomite Salina Group Greenfield Dolomite Tymochtee Dolomite Wenlock Homerian Lockport Group Gasport Dolomite Guelph Dolomite Goat
Rome_Formation
Geological formation in the United States
Conemaugh Group, the lower being the Glenshaw Formation. The boundary between these two units is the top of the marine Ames Limestone. The Conemaugh Group overlies
Casselman_Formation
Geologic formation in Ohio, United States
Salina Group Guelph Dolomite Salina Group Greenfield Dolomite Tymochtee Dolomite Wenlock Homerian Lockport Group Gasport Dolomite Guelph Dolomite Goat
Point_Pleasant_Formation
Geologic formation in New York, United States
Vernon Formation Lockport Group Guelph Formation Eramosa Formation Goat Island Formation Gasport Formation Llandovery Clinton Group Rochester Shale Irondequoit
Sodus_Formation
Geologic formation in Ontario, Canada and Michigan, USA
Ludfordian Salina Group Gorstian Salina Group Guelph Dolomite Salina Group Greenfield Dolomite Tymochtee Dolomite Wenlock Homerian Lockport Group Gasport Dolomite
Amherstburg_Formation
[[Silurian]] aged formation
Correlations of the Niagaran Provincial Series (Medina, Clinton, and Lockport Groups) in the Type Area of Western New York" (PDF). U.S. Geological Survey
Irondequoit_Formation
Geologic formation in Ohio
Salina Group Guelph Dolomite Salina Group Greenfield Dolomite Tymochtee Dolomite Wenlock Homerian Lockport Group Gasport Dolomite Guelph Dolomite Goat
Ohio_Shale
Shale or Geneseo Shale is the lowest member of the Harrell Shale/Genessee Group. The Burket is an organic-rich black shale that rests just above the Tully
Burket_Shale
Formation Cambrian Lockport Group/Gasport Limestone Silurian Lockport Group/Ilion Formation Silurian Lorraine Group/Pulaski Shale Group/Whetstone Gulf Ordovician
List of fossiliferous stratigraphic units in New York
List_of_fossiliferous_stratigraphic_units_in_New_York
American geologic formation
Permian/Carboniferous boundary. The Washington formation and the Dunkard Group as a whole was deposited at a time when the continents were in the process
Washington_Formation
Sandstone formation in the United States
Bedford Shale. Berea Sandstone is classified as a member of the Waverly Group. Berea Sandstone is up to 72 meters (236 ft) thick in Lorain County, Ohio
Berea_Sandstone
Devonian geologic unit in the Appalachian basin
The Genesee Formation (Group) is a geologic formation in New York. It is equivalent the Harrell Shale in Pennsylvania. It dates back to the Upper Devonian
Genesee_Formation
Geologic formation in Ohio, United States
Salina Group Guelph Dolomite Salina Group Greenfield Dolomite Tymochtee Dolomite Wenlock Homerian Lockport Group Gasport Dolomite Guelph Dolomite Goat
Drowning_Creek_Formation
Geologic formation in Ohio
Salina Group Guelph Dolomite Salina Group Greenfield Dolomite Tymochtee Dolomite Wenlock Homerian Lockport Group Gasport Dolomite Guelph Dolomite Goat
Miamitown_Shale
moving into a crystalline near pure carbonite unit. The would be either the Lockport or the Guelph dolomites, depending on location. Within the Michigan Basin
Vernon_Formation
Geological formation in the United States
Salina Group Guelph Dolomite Salina Group Greenfield Dolomite Tymochtee Dolomite Wenlock Homerian Lockport Group Gasport Dolomite Guelph Dolomite Goat
Chagrin_Shale
Union Station is the ruin of an historic former train station located at Lockport in Niagara County, New York. It was constructed in 1889, for the New York
Union Station (Lockport, New York)
Union_Station_(Lockport,_New_York)
Geological formation in Ohio
into Conasauga Group in the 1953. The eastern Kentucky sandstones correlated to Kerbel Formation were also described as part of Knox Group. In eastern Ohio
Kerbel_Formation
Geologic formation in Pennsylvania, United States
Vernon Formation Lockport Group Guelph Formation Eramosa Formation Goat Island Formation Gasport Formation Llandovery Clinton Group Rochester Shale Irondequoit
Lock_Haven_Formation
Geologic formation in Michigan
Salina Group Guelph Dolomite Salina Group Greenfield Dolomite Tymochtee Dolomite Wenlock Homerian Lockport Group Gasport Dolomite Guelph Dolomite Goat
Silica_Formation
Geologic formation in Michigan and Ohio
Ludfordian Salina Group Gorstian Salina Group Guelph Dolomite Salina Group Greenfield Dolomite Tymochtee Dolomite Wenlock Homerian Lockport Group Gasport Dolomite
Sylvania_Sandstone
The Permian Dunkard Group (Pd) is an area of rock, Early Permian in age, in the south of Ohio, southwestern Pennsylvania, West Virginia and the hilltops
Dunkard_Group
Geologic formation in Michigan
Ludfordian Salina Group Gorstian Salina Group Guelph Dolomite Salina Group Greenfield Dolomite Tymochtee Dolomite Wenlock Homerian Lockport Group Gasport Dolomite
Bois_Blanc_Formation
Geological formation in the United States
Conemaugh Group, the upper being the Casselman Formation. The boundary between these two units is the top of the marine Ames Limestone. The Conemaugh Group overlies
Glenshaw_Formation
Geologic formation in Ontario
Ludfordian Salina Group Gorstian Salina Group Guelph Dolomite Salina Group Greenfield Dolomite Tymochtee Dolomite Wenlock Homerian Lockport Group Gasport Dolomite
Manitoulin_Dolomite
Geological formation in Indiana and Kentucky
Salina Group Guelph Dolomite Salina Group Greenfield Dolomite Tymochtee Dolomite Wenlock Homerian Lockport Group Gasport Dolomite Guelph Dolomite Goat
Laurel_Formation_(Silurian)
Geologic formation in Ohio, USA
Ludfordian Salina Group Gorstian Salina Group Guelph Dolomite Salina Group Greenfield Dolomite Tymochtee Dolomite Wenlock Homerian Lockport Group Gasport Dolomite
Middle_Run_Formation
A carbonate unit in the Appalachian Basin and Cincinnati arch
The Wills Creek lies below the Black River Group to the north and Stones River Group or High Bridge Group to the south and west. It lies unconformably
Wells_Creek_Dolomite
Geologic formation in Michigan, Ohio and Ontario
Ludfordian Salina Group Gorstian Salina Group Guelph Dolomite Salina Group Greenfield Dolomite Tymochtee Dolomite Wenlock Homerian Lockport Group Gasport Dolomite
Dundee_Limestone
Geological Group in North America
The Hamilton Group is a Devonian-age geological group which is located in the Appalachian region of the United States. It is present in New York, Pennsylvania
Hamilton_Group
Geologic formation in Ohio, United States
Salina Group Guelph Dolomite Salina Group Greenfield Dolomite Tymochtee Dolomite Wenlock Homerian Lockport Group Gasport Dolomite Guelph Dolomite Goat
Dayton_Formation
Geologic formation in Ohio, United States
Salina Group Guelph Dolomite Salina Group Greenfield Dolomite Tymochtee Dolomite Wenlock Homerian Lockport Group Gasport Dolomite Guelph Dolomite Goat
Lilley_Formation
Geologic formation in Michigan
Vernon Formation Lockport Group Guelph Formation Eramosa Formation Goat Island Formation Gasport Formation Llandovery Clinton Group Rochester Shale Irondequoit
Bass_Islands_Formation
Geologic group in the eastern United States
The Conemaugh Group is a geologic group in West Virginia, Pennsylvania, Ohio, and Maryland. It preserves fossils dating back to the Carboniferous period
Conemaugh_Group
Geologic formation in Ohio, United States
Salina Group Guelph Dolomite Salina Group Greenfield Dolomite Tymochtee Dolomite Wenlock Homerian Lockport Group Gasport Dolomite Guelph Dolomite Goat
Holland_Quarry_Shale
Geologic formation in Ohio
Salina Group Guelph Dolomite Salina Group Greenfield Dolomite Tymochtee Dolomite Wenlock Homerian Lockport Group Gasport Dolomite Guelph Dolomite Goat
Euphemia_Dolomite
Bedrock unit in the Eastern United States
Group Wills Creek Formation Williamsport Formation McKenzie Formation Sheinwoodian Lockport Dolomite McKenzie Formation Llandovery Telychian Lockport
Wills_Creek_Formation
Geological formation in the United States
southwestern Virginia. The Bedford Shale is the basal member of the Waverly Group, which (in ascending order) includes the Bedford Shale, Berea Sandstone
Bedford_Shale
Geologic formation in Ohio, United States
Salina Group Guelph Dolomite Salina Group Greenfield Dolomite Tymochtee Dolomite Wenlock Homerian Lockport Group Gasport Dolomite Guelph Dolomite Goat
Maxville_Limestone
Geologic formation in Ohio
Salina Group Guelph Dolomite Salina Group Greenfield Dolomite Tymochtee Dolomite Wenlock Homerian Lockport Group Gasport Dolomite Guelph Dolomite Goat
Cuyahoga_Formation
American geologic formation
Ludfordian Salina Group Gorstian Salina Group Guelph Dolomite Salina Group Greenfield Dolomite Tymochtee Dolomite Wenlock Homerian Lockport Group Gasport Dolomite
Eau_Claire_Formation
Geological formation in New York and in Ontario, Canada
Stromatolite from the Guelph Formation Type Sedimentary Underlies Vernon, Lockport Group Overlies Eramosa Member Thickness 160 feet Lithology Primary Dolomite
Guelph_Formation
Geologic formation in New York, United States
correlations of the Niagaran provincial series (Medina, Clinton, and Lockport groups) in the type area of western New York" (PDF). U.S. Geological Survey
Power_Glen_Shale
Geologic formation in the United States
Ludfordian Salina Group Gorstian Salina Group Guelph Dolomite Salina Group Greenfield Dolomite Tymochtee Dolomite Wenlock Homerian Lockport Group Gasport Dolomite
Mount_Simon_Sandstone
Geologic Unit found in the Appalachian Basin
Group Wills Creek Formation Williamsport Formation McKenzie Formation Sheinwoodian Lockport Dolomite McKenzie Formation Llandovery Telychian Lockport
Tully_Formation
Geologic formation In Ohio
Salina Group Guelph Dolomite Salina Group Greenfield Dolomite Tymochtee Dolomite Wenlock Homerian Lockport Group Gasport Dolomite Guelph Dolomite Goat
Prout_Limestone
Geologic group in West Virginia, United States
The Conasauga Group is a geologic group in West Virginia. It dates back to the Cambrian period. Earth sciences portal Paleontology portal Generalized
Conasauga_Group
Geologic formation in Michigan, United States
Ludfordian Salina Group Gorstian Salina Group Guelph Dolomite Salina Group Greenfield Dolomite Tymochtee Dolomite Wenlock Homerian Lockport Group Gasport Dolomite
Sunbury_Shale
Geologic formation in Ohio, United States
Salina Group Guelph Dolomite Salina Group Greenfield Dolomite Tymochtee Dolomite Wenlock Homerian Lockport Group Gasport Dolomite Guelph Dolomite Goat
Estill_Shale
Geologic formation in Ohio, United States
Salina Group Guelph Dolomite Salina Group Greenfield Dolomite Tymochtee Dolomite Wenlock Homerian Lockport Group Gasport Dolomite Guelph Dolomite Goat
Delaware_Limestone
Salina Group Guelph Dolomite Salina Group Greenfield Dolomite Tymochtee Dolomite Wenlock Homerian Lockport Group Gasport Dolomite Guelph Dolomite Goat
Cussewago_Formation
Geologic formation in the United States
Vernon Formation Lockport Group Guelph Formation Eramosa Formation Goat Island Formation Gasport Formation Llandovery Clinton Group Rochester Shale Irondequoit
Schoharie_Formation
Geologic formation in Ohio and Indiana
Salina Group Guelph Dolomite Salina Group Greenfield Dolomite Tymochtee Dolomite Wenlock Homerian Lockport Group Gasport Dolomite Guelph Dolomite Goat
Saluda_Formation
Geologic formation in Ohio and Kentucky
Salina Group Guelph Dolomite Salina Group Greenfield Dolomite Tymochtee Dolomite Wenlock Homerian Lockport Group Gasport Dolomite Guelph Dolomite Goat
Grant_Lake_Formation
Geologic formation in the United States
"Distribution and deposition of mudstone facies in the Upper Devonian Sonyea Group of New York". Journal of Sedimentary Research. 69 (4): 909–925. doi:10.2110/jsr
Middlesex_Formation
Geologic formation in Ohio, United States
Salina Group Guelph Dolomite Salina Group Greenfield Dolomite Tymochtee Dolomite Wenlock Homerian Lockport Group Gasport Dolomite Guelph Dolomite Goat
Springfield_Dolomite
LOCKPORT GROUP
LOCKPORT GROUP
LOCKPORT GROUP
LOCKPORT GROUP
LOCKPORT GROUP
LOCKPORT GROUP
LOCKPORT GROUP
LOCKPORT GROUP
LOCKPORT GROUP