Septarian Nodule Slabs from Utah

Septarian Nodule slabs consists of calcite and aragonite. The crystal formations occur within limestone concretions. This material is relatively soft with a Mohs hardness of 3 to 4 and is easy to carve. You commonly see Septarian Nodules carved into the shapes of buffalo and eggs.

Ruler is in Inches.


Example of a Septarian cabochon.

Showing 1–15 of 16 results