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Synonym: Acrodobatis Leidy 1877 (taxon 124936)
indicating in orange the position of the phalanx bones
Fluorite optics are also usable in the far-ultraviolet and mid-infrared ranges
K/T Boundary Latest Cretaceous Stevensklint Denmark Dinosaur Extinction Stratigraphical Level
21200 - Beautiful Azurite Cristals + Malachite Cristals + Pyrite Crystals in Quartz Matrix - Alnif (South Morocco) Study Synonym: Acrodobatis Leidy 1877 (taxonAzurite is one of the two basic copper carbonate minerals, the other being bright green malachite. Simple copper carbonate (CuCO3) is not known to exist in nature. Azurite has the formula Cu3(CO3)2(OH)2, with the copper cations linked to two different anions, carbonate and hydroxide. Small crystals of azurite can be produced by rapidly stirring a few drops of copper sulfate solution into a saturated solution of sodium carbonate and allowing the
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