Septarian Sphere Flashcards A striking accessory for insect

A striking accessory for insect enthusiasts

and engineering can be applied to real-world experiments

or educational exploration• Encourages learning about dinosaur behavior

professionally framed in a glass display case with label

this kit is recommended for ages 7 and up

Septarian Sphere Flashcards A striking accessory for insectThis sphere is carved from septarian, a unique rock formed from a combination of minerals including calcite, aragonite, and limestone. Septarian nodules develop when mineral rich mud cracks and fills with calcite or aragonite over millions of years, creating striking patterns of yellow, brown, and gray. Why you'll love this: Material: Septarian (limestone with calcite and aragonite) Size: Approximately 2 to 2. 5 inches in diameter Appearance: Polished