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Eclarite

Year of discovery: 1984 (Bärenbad mine, Austria), 2016 (Japan)

Locality list: A locality of eclarite

• (Cu,Fe)Pb₉Bi₁₂S₂₈
• [(Cu²⁺,Fe²⁺)][Pb²⁺₉][Bi³⁺₁₂][S₂₈]^56-

• Class: Sulfosalt class
• Class: Sulfosalt

• Color: Silver white
• Streak: Light gray
• Luster: Metallic
• Diaphaneity: Opaque

• Cleavage: Good on {010} (1 plane), Poor on parallel to [100]
• Hardness: 2.5-3.5
• Density: 6.9

• System: Orthorhombic
• Group: mmm, Pnma
• Lattice: a=54.7, b=4.0, c=22.8