File:Dover Chert (St. Louis Limestone, Middle Mississippian; Tennessee, USA) 10.jpg

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English: Chert from the Mississippian of Tennessee, USA.

Dover Chert was extensively used by early American Indians to make various tools. Prehistoric chert quarries are known near Dover, Tennessee. Chert is a cryptocrystalline, quartzose sedimentary rock, although this specimen is microcrystalline. Chert can have a biogenic or a chemical origin. Dover Chert occurs as nodules within a Mississippian-aged limestone unit.

Stratigraphy: attributed to the St. Louis Limestone, Middle Mississippian

Locality: undisclosed, but possibly from near the town of Dover, Stewart County, northwestern Tennessee, USA

Info. on Dover Chert & prehistoric quarries:

www.saa.org/Portals/0/SAA/ABOUTSAA/interestgroups/prehist...
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Source https://www.flickr.com/photos/47445767@N05/50969696168/
Author James St. John

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This image was originally posted to Flickr by James St. John at https://flickr.com/photos/47445767@N05/50969696168. It was reviewed on 24 February 2021 by FlickreviewR 2 and was confirmed to be licensed under the terms of the cc-by-2.0.

24 February 2021

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current15:00, 24 February 2021Thumbnail for version as of 15:00, 24 February 20212,897 × 1,899 (3.18 MB)Ser Amantio di Nicolao (talk | contribs)Uploaded a work by James St. John from https://www.flickr.com/photos/47445767@N05/50969696168/ with UploadWizard

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