Emerald

Emerald

Brittle Starfish

Aquamarine has a hexagonal crystal structure and is highly prismatic

Due to its incredibly vivid and deep coloration

Azurite is a striking copper-based mineral found in shades of deep blue to vivid green

From the Upper Ordovician Period - Ashgill Stage - Ktaoua Formation

these calymene trilobites are common in south eastern Tazzarine region of Morocco

It is found in many sites across the world

and is one of the more common gems although pieces of exceptional hue and clarity are considered fairly rare and can be extremely valuable

Paradoxides sp

with nodules and delicate filigree-like branches

the so-called “Benz” calcite comes from specific formations in Hubei

resulting from the oxidation of its copper and sulfide components