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SEP303 Septarian Polished End

SEP303 Septarian Polished End


Here is a very nice polished  Septarian end. This material is from Utah.  It measures 5 1/2″ x 4 5/8 x 5″, weighs over 4 pounds and is polished on one side leaving the rough exterior on the back side. It has been cut on an angel with a felt bottom for neat display.  A great addition  for a polished rock or Septarian collection.

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Septarian, also know as a type of Concretion, is a volume of sedimentary rock in which a mineral cement fills the porosity.  Concretions are often ovoid or spherical in shape.  They form within layers of sedimentary strata that has already been deposited.  It is composed of a Carbonate mineral such as Calcite, a Silica such as Chert, Flint or Jasper or an Iron Oxide such as Goethite or Hematite.  It is commonly found in Shale, Siltstones and Sandstones.


Additional information

Weight4.25 lbs
Dimensions5.5 × 4.625 × 5 in

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