• Specimen Number

  31

• Description

  Block (joint face) of well-bedded mud rock (pelitic), either a hard siltstone or coarse shale.  Beautifully stained on partings on joint face with oxide blotches and minor concretions. Bedding is in the other orientation, parallel to the line of the wall. It lacks the fissility of shale and the massiveness of most mudstone.

• Classification

  Sedimentary. Mudstone.

• Location & Occurrence

  Unknown.

• Geologic Age

  Unknown.

• Geoheritage

  This is the most challenging identification.  There has to be one for every collection.

• Links

  Link to State Geological Map from USGS.  Link to North Carolina Department of Environmental Quality .

• Other

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