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SEP100 Septarian Slab

SEP100 Septarian Slab


SEP 100: Septarian Slab – Cut from Septarian Nodule.  Locality – Utah. Concretion interior minerals – Calcite and Aragonite. 

Approximate Measurements:  4 3/8 x 6 x 1/2″

Availability: Single item, exclusive.

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Septarian, also known 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

Weight1 lbs
Dimensions5.75 × 6 × .5 in

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