22210 - Superb Celestine Geode Madagascar - 573 g Margaritopteris Rare Cambrian trilobites

Rare Cambrian trilobites

and even in one of them you can see an emerging germ replacement tooth

• Carboniferous of Canada (7: New Brunswick

Zimbabwe (1)

Precious association of teeth in matrix of Cretolamna maroccana (Mackerel Shark) and unidentified fish skull from the phosphate deposits of the Ouled Abdoun Basin (Morocco)

22210 - Superb Celestine Geode Madagascar - 573 g Margaritopteris Rare Cambrian trilobitesCelestine is a mineral consisting of strontium sulfate (SrSO4). The mineral is named for its occasional delicate blue color. Celestine and the carbonate mineral strontianite are the principal sources of the element strontium, commonly used in fireworksand in various metal alloys.