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Columbianite B+ 4.9g

€ 24,00Price
    • Value: €24.00
    • Quantity: 4.9g
    • Quality: B+
    • Origin: Atmospheric projectile volcanic eruption (30 mil.)
    • Hardness: 6 Mohs
    • Chemical composition: SiO2 + Al2O3
    • Damage: undamaged
    • Locality: Valle del Cauca, Colombia
    • Dimensions: 2.8cm x 1.6cm x 1cm
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