[ Top ] [ Japanese ]

Libethenite

Year of discovery: 1823 (Podlipa deposit, Slovakia), 1989 (Japan)

Locality list: 2 localities of libethenite

• Cu₂PO₄(OH)
• [Cu²⁺₂][OH|PO₄]^4-

• Class: Olivenite group
• Class: Phosphate - Hydroxide
• Soluble in: HCl, HNO₃, H₂SO₄, NH₃aq
• Substitution pseudomorph: Replaced by Malachite.

• Cu => Mn: Triploidite
• Cu => Fe: Wolfeite, Satterlyite
• Cu => Mg: Hydroxylwagnerite, Holtedahlite, Althausite
• Cu => Zn: Tarbuttite

• Cu₂ => CuZn: Zincolibethenite
• Cu₂ => LiAl: Montebrasite
• Cu₂ => LiFe: Tavorite

• PO₄ => AsO₄: Olivenite

• Color: Dark green, Grayish green
• Streak: Pale green
• Luster: Vitreous
• Diaphaneity: Transparent-Translucent

• Cleavage: Indistinct on {100} and {010} (2 planes)
• Hardness: 4
• Density: 4.0

• System: Orthorhombic
• Group: mmm, Pnnm
• Lattice: a=8.1, b=8.4, c=5.9