Corundum From Sagstven, Arnes, Norway (Box Included) Collectors Piece, Home Décor, Gift pair silicate and fits into the

silicate and fits into the grossular and andradite categories of garnet

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The most coveted crystals are a saturated blue with a hint of purple around it

Corundum From Sagstven, Arnes, Norway (Box Included) Collectors Piece, Home Décor, Gift pair silicate and fits into theCorundum From Sagstven, Arnes, Norway (Box Included) Collectors Piece, Home Dcor, Gift Weight 10g Size 2cm by 0. 2cm Thickness 1. 5cm Corundum is a crystalline form of aluminium oxide (Al2O3) typically containing traces of iron, titanium, vanadium and chromium. It is a rock forming mineral. It is a naturally transparent material, but can have different colours depending on the presence of transition metal impurities in its crystalline structure.