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Fizélyite, Fizelyite

Year of discovery: 1926 (Herja mine, Romania), 1981 (Japan)

Locality list: 2 localities of fizélyite

• Ag₅Pb₁₄Sb₂₁S₄₈
• [Ag⁺₅][Pb²⁺₁₄][Sb³⁺₂₁][S₄₈]^96-

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

• Pb₂ => CdAg_0.5Sb_0.5: Ramdohrite

• Color: Lead gray
• Streak: Dark gray
• Luster: Metallic
• Diaphaneity: Opaque

• Habit: Acicular, Platy
• Aggregate: Radial

• Cleavage: Perfect on {101} (1 planes)
• Hardness: 2
• Density: 5.6

• System: Monoclinic
• Group: 2/m, P2₁/n
• Lattice: a=13.2, b=19.3, c=8.7, β=90.4

Etymology: Sandor Fizely, mining engineer who discovered this mineral for the first time.