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SP414 Septarian

SP414 Septarian

$40.00

This is a nice sphere made from Septarian nodule. It measures 3 1/2″ in diameter.  It has a good amount of beautiful Yellow Calcite with plenty of dark Brown Aragonite detail in a very different design. This cool sphere would be a great addition to any sphere or Septarian collection.

In stock

Description

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

Weight1.25 lbs
Dimensions3.5 × 3.5 × 3.5 in

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