Columbianite A 15.2g
€ 133,00Price
Value: €133
Quantity: 15.2g
Quality: A
Origin: Atmospheric projectile volcanic eruption (30 mil.)
Hardness: 6 Mohs
Chemical composition: SiO2 + Al2O3
Damage: 2x micro chip
Locality: Valle del Cauca, Colombia
Dimensions: 2.6cm x 2.5cm x 2.3cm