Call Us: 1-866-354-0894

SEP203 Septarian Sphere

SEP203 Septarian Sphere


SEP – Septarian Sphere: cut, carved, and polished, from host Concreation. Locality – Utah. Mineral Content – Yellow Calcite and Brown Aragonite boarders.

Approximate measurements: 3 3/4″ diameter.

Availability: Single item, exclusive.

In stock


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

Weight 3.25 lbs
Dimensions 3.75 × 3.75 × 3.75 in

Contact Us

515 1st Street
Keystone, SD 57751

Order: 1-866-354-0894
Information: 605-666-4813

Find Us On Social