Trilobite polished and typically colorless quartz

and typically colorless quartz

The mammoth hair was preserved by the permafrost which has provided well-preserved and intact specimens

Dimension: 4

Slate is formed when a sedimentary rock (shale

but rather to trace amounts of manganese

Trilobite polished and typically colorless quartzMoroccan trilobites are well preserved fossils from the Cambrian, Devonian, and Ordovician periods around 520 to 450 million years ago. Trilobites are extinct marine arthropods that are found in various geological formations across Morocco. You will receive the exact item pictured. Dimensions: 1. 75 L x 1 W x 2. 25 H inches Weight: 0. 17 pounds