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Cesàrolite, Cesarolite

Year of discovery: 1920 (Sidi Amor ben Salem mine, Tunisia), 1994 (Japan)

Locality list: A locality of cesàrolite

• PbMn₃O₆(OH)₂
• [Pb²⁺][Mn⁴⁺₃][(OH)₂|O₆]^14-

• Class: Oxide - Hydroxide

• Color: Dark gray
• Luster: Sub-metallic
• Diaphaneity: Opaque

• Hardness: 4.5
• Density: 5.3

• System: Trigonal
• Lattice: a=2.8, c=20.4