Calymene Trilobite in Matrix Nodule - Fossil bubbly weight: 40g

weight: 40g

Description: Riebeckite also know as Blue Quartz is a magnesium-dominated end member which has magnesium that replaces part of the iron in its structure

making each uniquely captivating

Approximate Size of 1 piece: 28mm x 11mm x 9mmApproximate Weight of 1 piece: 4g

which can range from pale to vibrant hues depending on the concentration of cobalt

Calymene Trilobite in Matrix Nodule - Fossil bubbly weight: 40gMined from: Anti Atlas Region, Morocco Description: Calymene Species from the Ktaoua Group formation. Era: Upper Ordovician Geological Age: 460 443 mya Both Halves Closed Approximate Size of 1 piece: 40mm x 50mm x 50mmApproximate Weight of 1 piece: 90g Quantity: 2 pieces (top and bottom) We do our best to buy quality products although not every rock is the same. If you choose to purchase the "staff pick option", we will select the best of the batch