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Aheylite

Year of discovery: 1998 (Huanuni mine, Bolivia), 2006 (Japan)

Locality list: A locality of aheylite

• FeAl₆(PO₄)₄(OH)₈,4H₂O
• (Fe,Zn)Al₆(PO₄)₄(OH)₈,4H₂O
• [Fe²⁺][Al³⁺₆][(OH)₈|(PO₄)₄]^20-,4H₂O

• Class: Turquoise group
• Class: Phosphate - Hydroxide - Hydrate

• Fe => Zn: Faustite
• Fe => Cu: Turquoise
• Fe => H₂: Planerite

• Color: Pale blue, Pale green
• Streak: Pale green
• Luster: Vitreous
• Diaphaneity: Transparent

• Cleavage: Perfect on {001} (1 plane), Good on {010} (1 plane)
• Hardness: 5-5.5
• Density: 3.2

• System: Triclinic
• Group: (-1), P(-1)
• Lattice: a=7.9, b=10.2, c=7.7, α=110.8, β=115.1, γ=67.5