[ Top ] [ Japanese ]

Planerite

Year of discovery: 1862 (Mount Chernovskaya, Russia), 1985 (Japan)

Locality list: A locality of planerite

• Al₆(PO₄)₂(HPO₄)₂(OH)₈,4H₂O
• [][Al³⁺₆][(OH)₈|(HPO₄)₂|(PO₄)₂]^18-,4H₂O

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

• H₂ => Cu: Turquoise (Series)
• H₂ => Zn: Faustite
• H₂ => Fe: Aheylite

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

• Cleavage: No
• Hardness: 5
• Density: 2.7

• System: Triclinic, Pseudocubic
• Group: (-1), P(-1)
• Lattice: a=7.7, b=10.1, c=7.4, α=110.8, β=115.1, γ=70.8