Vesuvianite

Vesuvianite – (Ca,Na)₁₉(Al,Mg,Fe)₁₃(SiO₄)₁₀(Si₂O₇)₄(OH,F,O)₁₀

Elements: Calcium, Sodium, Aluminum, Magnesium, Iron, Silicon, Oxygen, Hydrogen, Fluorine

Class: Silicates – Sorosilicates

Crystal System: Tetragonal

Hardness: 6.5

Quartz

Talc (1)Diamond (10)

Scratches glass. Harder than a steel knife.

Origin: Jeffrey Mine, Asbestos, Quebec – Canada

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