Image: AntrimShaleMap
Size of this preview: 470 × 599 pixels. Other resolutions: 188 × 240 pixels | 600 × 765 pixels.
Original image (600 × 765 pixels, file size: 88 KB, MIME type: image/jpeg)
Description: Map of Michigan Basin, USA, showing outcrop of Antrim Shale, and main area productive of natural gas in the Antrim Shale.
Title: AntrimShaleMap
Credit: http://pubs.usgs.gov/of/1996/of96-023/ USGS Open File Report 96-23
Author: Robert T. Ryder
Permission: US federal government
Usage Terms: Public domain
License: PD
Attribution Required?: No
Image usage
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