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Tennantite-(Mn) [abbr. Tnt ]

Year of discovery: 2022 (Choquelimpie mine, Chile), 2025 (Teine mine, Japan)

Locality list: A locality of tennantite-(Mn)

• Cu₁₀Mn₂As₄S₁₃
• (Cu,Ag,Fe,Zn)₁₂As₄S₁₃
• [Cu⁺₆][Cu⁺₄][Mn²⁺₂][As³⁺₄][S₁₂|S]^26-

• Class: Tennantite series < Tetrahedrite group < Cu sulfosalts < Sulfosalt class
• Class: Sulfosalt

• Mn => Fe: Tennantite-(Fe)
• Mn => Zn: Tennantite-(Zn)
• Mn => Cu: Tennantite-(Cu)

• As => Sb: Tetrahedrite-(Mn)

• Color: Grayish black, Black
• Luster: Metallic
• Diaphaneity: Opaque

• Cleavage: No

• System: Cubic
• Group: (-4)3m, I(-4)3m
• Lattice: a=10.2