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Vashegyite

Year of discovery: 1909 (Železník (Vashegy), Slovakia), 1995 (Japan)

Locality list: 8 localities of vashegyite

• Al₁₁(PO₄)₉(OH)₆,38H₂O
• [Al³⁺₁₁][(OH)₆|(PO₄)₉]^33-,38H₂O

• Class: Phosphate - Hydroxide - Hydrate
• Soluble in: HCl, HNO₃, H₂SO₄

• Color: White, Pale green, Pale yellowish brown
• Streak: White
• Luster: Waxy
• Diaphaneity: Opaque

• Cleavage: Perfect on {001} (1 plane)
• Hardness: 2-3
• Density: 1.9

• System: Orthorhombic
• Group: mmm, Pna2
• Lattice: a=10.8, b=15.0, c=20.6