Georgia Foteinou

Decorative Minerals Auction (Earth's Treasures)

Agate (from Ancient Greek: ἀχάτης, achátes) is a variety of chalcedony. Agate displays a typical zoned structure, visible to the naked eye, due to color diversity. Agate forms by rhythmic deposition of silica, normally within amygdaloidal cavities of basalt rocks, or petrified woods.

Beautiful agate sphere, originating from Brazil.

Diameter: 7.32 cm
Weight: 430 g

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L'agata (dal greco antico: ἀχάτης, achátes) è una varietà di calcedonio. L'agata presenta una tipica struttura zonata e visibile anche a occhio nudo, grazie alla diversità di colore.
L'agata si forma per deposizione ritmica di silice, normalmente entro cavità amigdalari di rocce basaltiche, o legni pietrificati.

Bellissima sfera d'agata, proveniente dal Brasile.

Diametro: 7,32cm
Peso: 430g

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Agate Sphere - Height: 7.32 cm- 430 g - (1)

Brazil

Italy

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Beautiful agate sphere from Brazil, diameter 7.32 cm and weight 430 g.

Agate Sphere - Height: 7.32 cm- 430 g - (1)

Selected by Georgia Foteinou

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Beautiful agate sphere from Brazil, diameter 7.32 cm and weight 430 g.

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