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Moldavite 4.63 ct.



100,00 €

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Moldavite   4.63 ct.

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Moldavite is a tektite from a meteor crash that occurred 15 million years ago in the Bohemian Plateau of the Czech Republic. One of the four known tektites, first found in 1787 in the Moldau River , but the origin are the Nordlingen e Steinheim craters in Germany, few hundreds kilometres far.

Similar to obsidian or volcanic glass, in his structure we can see bubbles and curved swirls. The hardness is 6 to 6.5 and the silica content is very high: about 80%. Other minerals are: Iron,Magnesium,Calcium,Aluminum,Potassium and Sodium.

May be use in jewellery with care.

Size: 10.5x10.5x8.7 mm.

Weight: 4.63 ct.


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