Mined 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 50mm
Approximate 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 for you. Otherwise, it will be at random from the larger batch we have in stock.