Vesuvianite

vesuvianite

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

TetragonalCrystal system

6.5Mohs hardness

Facts

Chemical formula: (Ca,Na)₁₉(Al,Mg,Fe)₁₃(SiO₄)₁₀(Si₂O₇)₄(OH,F,O)₁₀
Crystal system: Tetragonal
Mohs hardness: 6.5
Elements in formula: Calcium, Sodium, Aluminium, Magnesium, Iron, Silicon, Oxygen, Hydrogen, Fluorine
Number of elements: 9
IMA status: Approved
Type locality: Mount Somma
Named after: Mount Vesuvius