7.5″ Septarian Slab DS029 For Discount

7.5″ Septarian Slab DS029

7.5″ Septarian Slab
Approx. Dimensions: 7.5×6.5×0.5 inches
Approx. Weight: 977 grams
Locality: Mexico
Slab stand is included.

Septarian, a distinctive sedimentary rock, forms through the combination of calcite, aragonite, and limestone with organic matter and minerals such as iron sulfide. It develops in concretions within sedimentary deposits, often found in regions with ancient seabeds, notably in Utah, USA, Madagascar, and Morocco. These concretions undergo a process of cracking and subsequent mineral infill, resulting in the characteristic septarian pattern. Though primarily valued for its ornamental qualities, septarian nodules have also been studied for their geological significance, offering insights into ancient environments and processes.