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The delicate peach-to-apricot coloration is a result of manganese and trace iron within the cubic crystal system
Fossil coral is porous
hand-polished with no repairs or chips
and sculptural
almost alchemical presence
Aragonite Star Cluster (Sputnik Aragonite) – Morocco Specimen:H: 140g (4.94 oz) The delicate peach-to-apricot coloration isGeological Overview These specimens are premier examples of cyclic twinning in the Orthorhombic crystal system. Formed within the Triassic gypsiferous claystone of Morocco, these clusters of Aragonite (Calcium Carbonate, Ca2CO3) precipitate from iron rich mineral fluids. This process results in their characteristic burnt sienna and honey amber saturation. The "Sputnik" formation occurs when three individual crystals grow outward from a common center
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