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Kentland impact crater, Kentland, Newton County, Indiana, USAi
Regional Level Types
Kentland impact craterImpact Crater
KentlandTown
Newton CountyCounty
IndianaState
USACountry

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PhotosMapsSearch
08374110017272058049466.jpg
Access Road

Newton County Stone Quarry, Kentland impact crater, Kentland, Newton County, Indiana, USA
05945020017272058059316.jpg
Rock Layers Turned On-End!

Newton County Stone Quarry, Kentland impact crater, Kentland, Newton County, Indiana, USA
02739130017272058067117.jpg
Impact Deformation

Newton County Stone Quarry, Kentland impact crater, Kentland, Newton County, Indiana, USA
08374110017272058049466.jpg
Access Road

Newton County Stone Quarry, Kentland impact crater, Kentland, Newton County, Indiana, USA
05945020017272058059316.jpg
Rock Layers Turned On-End!

Newton County Stone Quarry, Kentland impact crater, Kentland, Newton County, Indiana, USA
02739130017272058067117.jpg
Impact Deformation

Newton County Stone Quarry, Kentland impact crater, Kentland, Newton County, Indiana, USA
08374110017272058049466.jpg
Access Road

Newton County Stone Quarry, Kentland impact crater, Kentland, Newton County, Indiana, USA
05945020017272058059316.jpg
Rock Layers Turned On-End!

Newton County Stone Quarry, Kentland impact crater, Kentland, Newton County, Indiana, USA
Latitude & Longitude (WGS84):
40° North , 87° West (est.)
Estimate based on other nearby localities or region boundaries.
Margin of Error:
~3km
GRN:
N28W48
Type:
Impact Crater
Köppen climate type:
Dfa : Hot-summer humid continental climate
Mindat Locality ID:
334835
Long-form identifier:
mindat:1:2:334835:5
GUID (UUID V4):
0
Other/historical names associated with this locality:
Kentland crater


An impact crater developed in Ordovician sedimentary rocks (St. Peter and Platteville Formations).

Exposed in the Newton County Stone Quarry (Kentland Quarry).

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Mineral List

Mineral list contains entries from the region specified including sub-localities

5 valid minerals.

Rock Types Recorded


Rock list contains entries from the region specified including sub-localities

Select Rock List Type

Alphabetical List Tree Diagram

List of minerals arranged by Strunz 10th Edition classification

Group 2 - Sulphides and Sulfosalts
ⓘMarcasite2.EB.10aFeS2
Group 4 - Oxides and Hydroxides
ⓘCoesite4.DA.35SiO2
ⓘStishovite4.DA.40SiO2
Group 5 - Nitrates and Carbonates
ⓘCalcite5.AB.05CaCO3
ⓘDolomite5.AB.10CaMg(CO3)2

List of minerals for each chemical element

CCarbon
Cⓘ CalciteCaCO3
Cⓘ DolomiteCaMg(CO3)2
OOxygen
Oⓘ CalciteCaCO3
Oⓘ CoesiteSiO2
Oⓘ DolomiteCaMg(CO3)2
Oⓘ StishoviteSiO2
MgMagnesium
Mgⓘ DolomiteCaMg(CO3)2
SiSilicon
Siⓘ CoesiteSiO2
Siⓘ StishoviteSiO2
SSulfur
Sⓘ MarcasiteFeS2
CaCalcium
Caⓘ CalciteCaCO3
Caⓘ DolomiteCaMg(CO3)2
FeIron
Feⓘ MarcasiteFeS2

Localities in this Region

USA

Other Regions, Features and Areas containing this locality

North AmericaContinent
North America PlateTectonic Plate

This page contains all mineral locality references listed on mindat.org. This does not claim to be a complete list. If you know of more minerals from this site, please register so you can add to our database. This locality information is for reference purposes only. You should never attempt to visit any sites listed in mindat.org without first ensuring that you have the permission of the land and/or mineral rights holders for access and that you are aware of all safety precautions necessary.

References

en.wikipedia.org (n.d.) https://en.wikipedia.org/wiki/Kentland_crater
Shrock, R & C. Mallott (1933) The Kentland area of disturbed Ordovician rocks in northwestern Indiana: Journal of Geology 41(4): 337-370.
Landry, R. T. & W. R. van Schmus (1978) A structural study of the Kentland, Indiana impact site: Lunar and Planetary Sciences: 9: 2609-2632.
Aydin, A. M. Sargent & R. Schultz (1989) Recent interpretation of the geology of the Kentland, Indiana structural anomaly: field guidebook for the 23rd annual meeting of the North-central section of the Geological Society of America: 40 p.
Bell, M.S. & V. Sharpton (1996) High pressure shock effects in silica in the St. Peter Sandstone from the Kentland Impact Structure, Indiana (USA): Meteoritics and Planetary Science: 31: 13.
Sagy, A, J. Fineberg & Z. Rechen (2004) Shattercones: branched rapid fracturing by shock impact: Journal of Geophysical Research: 109.B 10: 20.
Weber, J. (2013) Impact geology: central uplift, Kentland Impact Structure, Newton County Stone (Kentland) Quarry, Indiana, U.S.A.: Geological Society of America Field Guide: 31, 7 p.
Broad, Katherine E.; Sadler, Benjamin O.; James, Peter B.; Hoover, Skylar L.; Wagner, Nicholas L.; Hood, Don R. (2026) A Geophysical Survey of the Kentland Crater Formation. Geosciences, 16 (4). doi:10.3390/geosciences16040155
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