Description
Some of its alveoli are preserved
Arizona 85287-1404
Family MOSASAURIDAE Gervais
Next you can visit a link with very interesting information about this sedimentarian basin rich in fossil vertebrates: Ouled Abdoun Basin
Stelckaspis
20928 - Beautiful Malachite Crystals on Barite Matrix - Taouz Barite Mines (Morocco) Spinosaur Bones Some of its alveoli areMalachite is a copper carbonate hydroxide mineral, with the formula Cu2CO3(OH)2. This opaque, green banded mineral crystallizes in the monoclinic crystal system, and most often forms botryoidal, fibrous, or stalagmitic masses, in fractures and spaces, deep underground, where the water table and hydrothermal fluids provide the means for chemical precipitation. Individual crystals are rare but do occur as slender to acicular prisms. Pseudomorphs after
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