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Vanadinite

Year of discovery: 1839 (Zimapán, Mexico), 1977 (Japan)

Locality list: 11 localities of vanadinite

• Pb₅(VO₄)₃Cl
• [Pb²⁺₅][Cl|(VO₄)₃]^10-

• Class: Apatite group - Apatite supergroup
• Class: Vanadate - Chloride
• Soluble in: HCl (Green solution), HNO₃ (Yellow solution)
• Formed by alteration of Wulfenite.
• Substitution pseudomorph: Replaced by Cerussite.

• VO₄ => PO₄: Pyromorphite
• VO₄ => AsO₄: Mimetite (Series)

• Color: Reddish brown
• Streak: Pale yellowish brown
• Luster: Resinous
• Diaphaneity: Translucent

• Habit: Hexagonal prismatic

• Cleavage: No
• Hardness: 2.5-3
• Density: 6.9

• System: Hexagonal
• Group: 6/m, P6₃/m
• Lattice: a=10.3, c=7.3

Etymology: Vanadis, godness of love and fertile in Norse mythology