[ Top ] [ Japanese ]

Jordanite (Photo)

Year of discovery: 1864 (Lengenbach quarry, Switzerland), 1925 (Japan)

Locality list: 3 localities of jordanite

Pb₁₄As₆S₂₃

Pb₁₄(As,Sb)₆S₂₃

[Pb²⁺₁₄][As³⁺₆][S₂₃]^46-

• Class: Jordanite group < Large 2D fragment Pb sulfosalts < Sulfosalt class
• Class: Sulfosalt
• Soluble in: HNO₃ (Decompose)
• As => Sb: Geocronite (Series)
• Color: Dark gray
• Tarnish: Iridescent
• Streak: Black
• Luster: Metallic
• Diaphaneity: Opaque
• Habit: Tabular, Pseudohexagonal
• Aggregate: Reniform
• Twin: {001}
• Cleavage: Perfect on {010} (1 plane), Parting on {001} (1 plane)
• Hardness: 3
• Density: 6.4
• System: Monoclinic
• Group: 2/m, P2₁/m
• Lattice: a=8.9, b=31.9, c=8.5, β=117.8

Etymology: Dr. H. Jordan (1808-1887), German mineral collector who provided the first specimen.

Synonym: Reniforite