Corundum From Sagstven, Arnes, Norway (Box Included) Collectors Piece, Home Décor, Gift needle_like Size 18cm by 9cm

Size 18cm by 9cm

Pyrrhotite is an ore of iron

Weight 15g Including Stand

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Corundum From Sagstven, Arnes, Norway (Box Included) Collectors Piece, Home Décor, Gift needle_like Size 18cm by 9cmCorundum 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.