Big Ten Academic Alliance Geospatial Discovery Portal

Big Ten Academic Alliance Geoportal

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1.
Bedrock Geology of Iowa

Bedrock Geology of Iowa

2017. Iowa Geological Survey. Bedrock Geology of Iowa This zip file contains a file geodatabase with the following feature classes: Bedrock Faults Bedrock Geology Bedrock Topogr...

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Quaternary Geology Map: Michigan

2017. State of Michigan. Digital version of Quaternary Geology maps of northern and southern Michigan.More Metadata.

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Statemap Surficial Geologys: Iowa

Statemap Surficial Geologys: Iowa

2018. Iowa Geological Survey. Surficial Geology of Iowa Each zip file contains a shapefile of the area specified.

4.
Bedrock Geology: Indiana

Bedrock Geology: Indiana

2010. Indiana Geological Survey. BEDROCK_GEOL_MM48_IN is a polygon shapefile that shows bedrock geology of the state of Indiana at a scale of 1:500,000. The mapped stratigraphic un...

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Bedrock Geology: Dublin, Ohio

2015. Ohio Geographically Referenced Information Program. Environmental data around the City of Dublin, OH, USA.

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Bedrock Geology: Michigan

2015. State of Michigan. Michigan bedrock geologyMore Metadata.

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Bedrock Geology: Pennsylvania

2001. Pennsylvania Department of Conservation and Natural Resources. Two digital data sets, one for geologic units and faults and the other for dikes, have been prepared for Pennsylvania. The data sets were digitized...

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Geology - Geologic Formations: Maryland

2016. ArcGIS Online for Maryland. This is a MD iMAP hosted service layer. Find more information at http://imap.maryland.gov.This file of geologic unit polygons is for educational us...

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Geology - Hydric Soils: Maryland

2016. ArcGIS Online for Maryland. This is a MD iMAP hosted service layer. Find more information at http://imap.maryland.gov.This data layer is a compilation of the MUPOLYGON feature...

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Geology - Physiographic Provinces: Maryland

2016. ArcGIS Online for Maryland. This is a MD iMAP hosted service layer. Find more information at http://imap.maryland.gov.This data layer contains the Province-level physiographic...