Yoan Beckaert

Minerals Auction (Expert Highlights)

Demantoid is a precious variety of garnet andradite, famous for its extraordinary fire (dispersion of light) and for its bright green color.
Intense green, generally grassy green or yellow-tinged green.
The color is mainly due to its chromium content and sometimes iron.
Dodecahedral crystals typical of garnets, sometimes well-formed.
Origin: Madagascar
Weight: 750 g
Measurements: 10x9x8 cm

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Il demantoide è una varietà pregiata del granato andradite, famosa per il suo straordinario fuoco (dispersione della luce) e per il colore verde brillante. 
Verde intenso, generalmente verde erbaceo o verde giallastro.

Il colore è dovuto principalmente al contenuto di cromo e talvolta di ferro.
Cristalli dodecaedrici tipici dei granati, talvolta ben formati.

Provenienza: Madagascar
Peso: 750g
Misure: 10x9x8cm

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Our expert provides this estimate to guide you when you’re bidding. It’s based on expected demand and the unique characteristics of the object, like quality, rarity, or ownership history. We can’t guarantee the object will sell, resell or be appraised for this amount.

Demantoid Crystals on matrix - Height: 10 cm - Width: 9 cm- 750 g - (1)

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Demantoid meteorite with crystals on matrix from Madagascar; weight 750 g, dimensions 10 × 9 × 8 cm.

Demantoid Crystals on matrix - Height: 10 cm - Width: 9 cm- 750 g - (1)

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Demantoid meteorite with crystals on matrix from Madagascar; weight 750 g, dimensions 10 × 9 × 8 cm.

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