Trenton Formation

Stratigraphic range: Middle-Upper Ordovician

Trenton Formation in Canada

Type| Formation
Sub-units| Groos Quarry & Chandler Falls Members
Underlies| Collingwood Shale, Point Pleasant Formation & Scales Shale
Overlies| Black River & Plattin Formation
Lithology
Primary| Limestone
Location
Region| Indiana, Michigan, Ohio, and Virginia[1]
Country|  United States
Canada
Extent| Appalachia, Midwestern and Southeastern United States

The Trenton Formation is a geologic formation in Canada and Michigan, Ohio, and Indiana in the United States. It preserves fossils dating back to the Ordovician period.[2][3]

## See also[edit]

* List of fossiliferous stratigraphic units in Michigan
* Trenton Gas Field
* Indiana gas boom
* Petroleum industry in Ohio

## References[edit]

1. ^ Paleozoic Sedimentary Successions of the Virginia Valley & Ridge and Plateau
2. ^ "Trenton Limestone". Indiana Geological and Water Survey. Indiana University. Retrieved 6 July 2020.
3. ^ Orton, Edward (1889). "THE TRENTON LIMESTONE AS A SOURCE OF PETROLEUM AND INFLAMMABLE GAS IN OHIO AND INDIANA, in Eighth Annual report of the United States Geological Survey to the Secretary of the Interior, 1886-1887: Part 2". USGS. pp. 547–556. Retrieved 6 July 2020.

* Various Contributors to the Paleobiology Database. "Fossilworks: Gateway to the Paleobiology Database". Retrieved 22 June 2014.

* v
* t
* e

Chronostratigraphy of Indiana

Ph|

| Pz|

| C|

| ⁋|

* Bond Formation
* Brazil Formation
* Dugger Formation
* Linton Formation
* Mansfield Formation
* Mattoon Formation
* Patoka Formation
* Petersburg Formation
* Shelburn Formation
* Staunton Formation

|

| Tournaisian|

* New Albany Shale

|

* Beaver Bend Limestone
* Beech Creek Limestone
* Bethel Formation
* Big Clifty Formation
* Branchville Formation
* Clore Formation
* Coldwater Shale
* Cypress Formation
* Degonia Formation
* Edwardsville Formation
* Elwren Formation
* Glen Dean Limestone
* Grove Church Shale
* Haney Limestone
* Hardinsburg Formation
* Harrodsburg Limestone
* Kinkaid Limestone
* Menard Limestone
* Muldraugh Formation
* New Providence Shale
* Palestine Formation
* Paoli Limestone
* Ramp Creek Formation
* Reelsville Limestone
* Rockford Limestone
* Salem Limestone
* Sample Formation
* Spickert Knob Formation
* St. Louis Limestone
* St. Genevieve Limestone
* Sunbury Formation
* Tar Springs Formation
* Tobinsport Formation
* Vienna Limestone
* Waltersburg Formation

| Upper|

| Famennian|

* New Albany Shale

|

* Antrim Shale
* Backbone Limestone
* Clear Creek Chert
* Detroit River Formation
* Ellsworth Shale
* Grassy Knob Chert
* Jeffersonville Limestone
* North Vernon Limestone
* Traverse Formation

* Bailey Limestone
* Brassfield Limestone
* Cataract Formation
* Louisville Limestone
* Moccasin Springs Formation
* Pleasant Mills Formation
* Salamonie Dolomite
* Sexton Creek Limestone
* St. Clair Limestone
* Wabash Formation
* Waldron Shale

* Brainard Shale
* Dillsboro Formation
* Dutchtown Formation
* Everton Dolomite
* Fort Atkinson Limestone
* Joachim Formation
* Kope Formation
* Lexington Limestone
* Oneota Dolomite
* Pecatonica Formation
* Plattin Formation
* Scales Shale
* Shakopee Dolomite
* St. Peter Sandstone
* Trenton Limestone
* Whitewater Formation

* Davis Formation
* Eau Claire Formation
* Franconia Formation
* Galesville Sandstone
* Ironton Sandstone
* Mt. Simon Sandstone
* Potosi Dolomite

pЄ|

* Middle Run Formation

* v
* t
* e

Chronostratigraphy  of Michigan

Ph|

| Cz|

| Q|

| Pleistocene|

| indet.|

Glacial till

|

Mz|

| J|

| indet.|

* Ionia Formation

|

Pz|

| C|

| ⁋|

* Grand River Formation
* Saginaw Formation

|

indet.|

* Parma Sandstone

* Bayport Limestone
* Coldwater Shale
* Marshall Sandstone
* Sunbury Shale

| Upper|

| indet.|

* Antrim Shale
* Bedford Shale
* Berea Sandstone
* Ellsworth Shale

|

Frasnian|

* Squaw Bay Limestone

Middle|

| Givetian|

* Squaw Bay Limestone

|

* Alpena Limestone
* Amherstburg Formation
* Anderdon Limestone
* Bell Shale
* Bois Blanc Formation
* Dundee Limestone
* Ferron Point Formation
* Long Lake Limestone
* Lucas Formation
* Rockport Quarry Limestone
* Rogers City Limestone
* Sylvania Sandstone
* Thunder Bay Limestone

Lower|

* Garden Island Formation

| indet.|

* Byron Formation
* Bush Bay Formation
* Cordell Formation
* Hendricks Formation
* Lime Island Formation
* Pointe aux Chenes Formation
* Put-in-Bay Dolomite
* Raisin River Dolomite
* Rapson Creek Formation
* Rockview Formation
* Schoolcraft Formation
* St. Ignace Dolomite

|

Llandovery|

* Cabot Head Shale
* Manitoulin Dolomite

| Upper|

| Sandbian|

* Bill's Creek Shale

|

* Big Hill Formation
* Stonington Formation

Middle|

| Darriwilian|

* Bill's Creek Shale

|

* Black River Formation
* Collingwood Shale
* Trenton Formation

Lower|

* Au Train Formation

* Munising Formation

pЄ|

| ♇|

* Copper Harbor Conglomerate
* Freda Sandstone
* Jacobsville Sandstone
* Nonesuch Shale

|

* v
* t
* e

Chronostratigraphy of Ohio

Ph|

| Pz|

| P|

| Cisuralian|

* Washington Formation

|

| ⁋|

* Allegheny Group
* Casselman Formation
* Glenshaw Formation
* Monongahela Group
* Pottsville Group

|

* Coldwater Shale
* Cuyahoga Formation
* Logan Formation
* Maxville Limestone
* Rushville Shale
* Sunbury Shale

| Upper|

* Antrim Shale
* Bedford Shale
* Berea Sandstone
* Cussewago Sandstone
* Java Formation
* Ohio Shale
* Olentangy Shale
* West Falls Formation

|

Middle|

| Eifelian|

* Amherstburg Dolomite
* Detroit River Group
* Hillsboro Sandstone

|

* Columbus Limestone
* Delaware Limestone
* Dundee Formation
* Lucas Dolomite
* Mahantango Formation
* Marcellus Shale
* Onondaga Limestone
* Plumbrook Shale
* Prout Limestone
* Silica Formation
* Tenmile Creek Dolomite

Lower|

| Emsian|

* Amherstburg Dolomite
* Detroit River Group
* Hillsboro Sandstone

|

* Bass Islands Dolomite
* Bois Blanc Formation
* Helderberg Limestone
* Holland Quarry Shale
* Oriskany Sandstone
* Sylvania Sandstone

| Ludlow|

| Gorstian|

* Guelph Dolomite

|

* Greenfield Dolomite
* Tymochtee Dolomite

Wenlock|

| Homerian|

* Guelph Dolomite

|

* Bisher Formation
* Cedarville Formation
* Dayton Formation
* Estill Shale
* Euphemia Dolomite
* Gasport Dolomite
* Goat Island Dolomite
* Laurel Limestone
* Lilley Formation
* Lockport Dolomite
* Massie Shale
* Osgood Shale
* Peebles Dolomite
* Rochester Shale
* Springfield Dolomite

Llandovery|

* Brassfield Formation
* Cabot Head Shale
* Clinton Formation
* Drowning Creek Formation
* Manitoulin Dolomite

| Upper|

* Arnheim Formation
* Cincinnati Group
* Drakes Formation
* Fairview Formation
* Grant Lake Formation
* Kope Formation
* Liberty Formation
* Miamitown Shale
* Queenston Shale
* Saluda Formation
* Trenton Limestone
* Waynesville Formation
* Whitewater Formation

|

Middle|

* Black River Group
* Lexington Limestone
* Point Pleasant Formation
* Trenton Limestone
* Wells Creek Formation

| Furongian|

* Conasauga Formation
* Eau Claire Formation
* Kerbel Formation
* Knox Dolomite
* Rome Formation

|

* Mt. Simon Sandstone

pЄ|

| ♇|

| Z|

* Swift Run Formation

|

* Middle Run Formation

* v
* t
* e

Chronostratigraphy of Virginia

Ph|

| Pz|

| C|

| ⁋|

| Moscovian|

* Betsie Shale
* Grundy Formation
* Hyden Formation
* Kendrick Shale
* Pikeville Formation

|

Bashkirian|

* Bee Rock Formation
* Hensley Shale
* Sewannee Formation
* Warren Point Formation

* Lee Formation

| Serpukhovian|

* Bluefield Formation
* Bluestone Formation
* Cove Creek Formation
* Fido Sandstone
* Hinton Formation
* Princeton Formation
* Stony Gap Formation

|

Viséan|

* Denmar Formation
* Fort Payne Formation
* Gasper Formation
* Hillsdale Formation
* Little Valley Formation
* Maccrady Formation
* Taggard Formation

Tournaisian|

* Maccrady Formation
* Price Formation
* Sunbury Shale

* Pocono Formation

| Upper|

| Famennian|

* Brallier Formation
* Foreknobs Formation
* Cloyd Conglomerate
* Hampshire Formation
* Millboro Shale
* Pound Formation

|

Frasnian|

* Brallier Formation
* Foreknobs Formation
* Millboro Shale
* Pound Formation

Middle|

| Givetian|

* Mahantango Formation
* Millboro Shale

|

Eifelian|

* Huntersville Chert
* Tioga Bentonite
* Marcellus Shale
* Millboro Shale

Lower|

| Emsian|

* Huntersville Chert
* Needmore Shale

|

Pragian|

* Oriskany Sandstone
* Ridgeley Sandstone
* Wildcat Valley Sandstone

Lochkovian|

* Helderberg Limestone
* Keyser Limestone
* Oriskany Sandstone
* Ridgeley Sandstone
* Wildcat Valley Sandstone

| Pridoli|

* Hancock Dolomite
* Keyser Limestone
* Tonoloway Limestone

|

Ludlow|

| Ludfordian|

* Bloomsburg Formation
* Keefer Sandstone
* McKenzie Formation

|

Gorstian|

* Bloomsburg Formation
* Keefer Sandstone
* Lockport Dolomite

Wenlock|

| Homerian|

* Keefer Sandstone
* Rochester Shale

|

Sheinwoodian|

* Keefer Sandstone

Llandovery|

| Telychian|

* Massanutten Sandstone
* Rose Hill Formation
* Tuscarora Sandstone

|

Aeronian|

* Massanutten Sandstone
* Tuscarora Sandstone

| Upper|

* Bays Formation
* Benbolt Formation
* Blackford Formation
* Bowen Formation
* Chatham Hill Formation
* Edinburg Formation
* Effna Limestone
* Eggleston Formation
* Elway Limestone
* Fetzer Limestone
* Five Oaks Limestone
* Gratton Formation
* Juniata Formation
* Knobs Formation
* Lenoir Formation
* Lincolnshire Formation
* Martinsburg Formation
* Moccasin Formation
* Mosheim Limestone
* New Market Limestone
* Oranda Formation
* Oswego Formation
* Paperville Shale
* Reedsville Formation
* Rich Valley Formation
* Rockdell Formation
* Trenton Limestone
* Ward Cove Limestone
* Wardell Formation
* Wassum Formation
* Witten Formation

|

Middle|

* Pinesburg Station Dolomite

Lower|

* Chepultepec Dolomite
* Kingsport Formation
* Longview Limestone
* Mascot Dolomite
* Rockdale Run Formation
* Stonehenge Limestone

* Antietam Formation
* Conasauga Formation
* Conococheague Limestone
* Copper Ridge Dolomite
* Elbrook Formation
* Erwin Formation
* Hampton Formation
* Harpers Formation
* Rome Formation
* Shady Dolomite
* Tomstown Dolomite
* Unicoi Formation
* Waynesboro Formation
* Weverton Formation

pЄ|

| ♇|

| Z|

* Swift Run Formation

|

* v
* t
* e

Chronostratigraphy of West Virginia

Ph|

| Cz|

| Pe|

| Eocene|

Igneous intrusives

|

Mz|

| J|

Igneous intrusives

|

Pz|

| P|

| Cisuralian|

| Asselian|

* Dunkard Group

|

| ⁋|

| Gzhelian|

* Monongahela Formation

|

Kasimovian|

* Conemaugh Group

Moscovian|

* Allegheny Formation

Bashkirian|

* Pottsville Group
* Kanawha Formation
* New River Formation
* Pocahontas Formation

| Serpukhovian|

* Bluestone Formation
* Princeton Sandstone
* Hinton Formation
* Bluefield Formation

|

Viséan|

* Greenbrier Group

Tournaisian|

* Price Formation
* Cuyahoga Formation
* Maccrady Formation
* Sunbury Shale
* Berea Sandstone

| Upper|

| Famennian|

* Price Formation
* Berea Sandstone
* Bedford Shale
* Ohio Shale
* Brallier Formation

|

Frasnian|

* Brallier Formation
* Java Formation
* West Falls Formation
* Rhinestreet
* Sonyea Formation
* Harrell Shale
* Genesee Formation

Middle|

| Givetian|

* Tully Limestone
* Hamilton Group

|

Eifelian|

* Hamilton Group
* Marcellus Shale
* Onondaga Limestone
* Needmore Shale
* Huntersville Chert

Lower|

| Emsian|

* Needmore Shale
* Huntersville Chert

|

Pragian|

* Oriskany Sandstone

Lochkovian|

* Helderberg Group

| Pridoli|

* Bass Islands Formation
* Keyser Formation

|

Ludlow|

| Ludfordian|

* Salina Group
* Tonoloway Formation

|

Gorstian|

* Salina Group

Wenlock|

| Homerian|

* Salina Group
* Wills Creek Formation
* Williamsport Formation
* McKenzie Formation

|

Sheinwoodian|

* Lockport Dolomite
* McKenzie Formation

Llandovery|

| Telychian|

* Lockport Dolomite
* McKenzie Formation
* Keefer Formation
* Rose Hill Formation
* Rochester Shale

|

Aeronian|

* Tuscarora Sandstone
* Clinton Sandstone

| Upper|

| Hirnantian|

* Cincinnati Group
* Juniata Formation

|

Katian|

* Cincinnati Group
* Juniata Formation
* Reedsville Formation
* Utica Shale

Sandbian|

* Lexington Limestone
* Trenton Limestone

* Dolly Ridge Formation
* Martinsburg Formation
* Nealmont Limestone
* Oswego Formation

Middle|

| Darriwilian|

* Trenton Limestone
* Black River Group

|

Dapingian|

* St. Paul Group

* St. Peter Sandstone

Lower|

| Tremadocian|

* Wells Creek Formation
* Knox Group
* Beekmantown Dolomite
* Rose Run Sandstone

|

| Furongian|

| Stage 10|

* Knox Group

|

* Antietam Formation
* Chilhowee Group
* Conasauga Group
* Conococheague Formation
* Copper Ridge Dolomite
* Elbrook Formation
* Harpers Formation
* Rome Group
* Tomstown Dolomite
* Waynesboro Formation
* Weverton Formation

pЄ|

| ♇|

| Z|

| Ediacaran|

* Catoctin Formation

|

* Swift Run Formation
* Grenville Complex

This article about a specific stratigraphic formation in Michigan is a stub. You can help Wikipedia by expanding it.

|

* v
* t
* e

*[v]: View this template
*[t]: Discuss this template
*[e]: Edit this template