[ Top ] [ Japanese ]

Kupčíkite, Kupcikite

Year of discovery: 2001 (Felben valley, Austria), 2007 (Japan)

Locality list: 2 localities of kupčíkite

• Cu_3.4Fe_0.6Bi₅S₁₀
• (Cu,Fe)₄Bi₅S₁₀
• [Cu_3.4][Fe²⁺_0.6][Bi³⁺₅][S₁₀]

• Class: Cuprobismutite group < Large 2D fragment Pb sulfosalts < Sulfosalt class
• Class: Sulfosalt

• Color: Gray
• Luster: Metallic
• Diaphaneity: Opaque

• Cleavage: No
• Hardness: 3
• Density: 6.4

• System: Monoclinic
• Group: 2/m, C2/m
• Lattice: a=17.5, b=3.9, c=12.9, β=108.6