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Rambergite

Year of discovery: 1995 (Garpenberg Norra mine, Sweden), 2005 (Japan)

Locality list: A locality of rambergite

• MnS
• β-[Mn²⁺][S]^2-

• Class: Wurtzite group
• Class: Sulfide

• Polymorph: Alabandite (α, Cubic)

• Mn => Cd: Hawleyite (α), Greenockite (β)
• Mn => Zn: Sphalerite (α), Wurtzite (β)
• Mn => Fe: Rudashevskyite, Troilite
• Mn => Hg: Metacinnabar (α), Cinnabar, Hypercinnabar
• Mn => Ni: Millerite (β)
• Mn => Cu: Covellite

• Color: Dark brown, Black
• Streak: Brown
• Luster: Resinous
• Diaphaneity: Opaque

• Cleavage: Good on {11-20} and {0001} (4 planes)
• Hardness: 4

• System: Hexagonal
• Group: 6mm, P6₃mc
• Lattice: a=4.0, c=6.4