OrdHdgd03.jpg


Summary

Description Cross-section of an Upper Ordovician hardground from Ohio. The light-colored vertical elements are Trypanites borings filled with dolomite.
Date 27 December 2007 (original upload date)
Source

Photograph taken by Mark A. Wilson (Department of Geology, The College of Wooster).

[1]
Author Wilson44691 at English Wikipedia

Licensing

Public domain This work has been released into the public domain by its author, Wilson44691 at English Wikipedia . This applies worldwide.
In some countries this may not be legally possible; if so:
Wilson44691 grants anyone the right to use this work for any purpose , without any conditions, unless such conditions are required by law.

Original upload log

The original description page was here . All following user names refer to en.wikipedia.
  • 2007-12-27 15:34 Wilson44691 1000×750×8 (287582 bytes) Photograph taken by Mark A. Wilson (Department of Geology, The College of Wooster). [http://www.wooster.edu/geology/MWilson.html]

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27 December 2007

0.0083963056255247691 second

23.3 millimetre