[ Top ] [ Japanese ]

Djurleite

Year of discovery: 1962 (Barranca de Cobre (Copper canyon), Mexico), 1962 (Japan)

Locality list: 26 localities of djurleite

• Cu₃₁S₁₆
• [Cu²⁺₃₁][S₁₆]

• Class: Chalcocite group
• Class: Sulfide
• Soluble in: HNO₃
• Alter to Roxbyite.
• Substitution pseudomorph: Replace Galena.

• Color: Black, Gray
• Streak: Lead gray
• Luster: Metallic
• Diaphaneity: Opaque

• Habit: Short prismatic, Thick tabular
• Aggregate: Massive
• Twin: {110}

• Cleavage: No
• Hardness: 2.5-3
• Density: 5.7

• System: Monoclinic
• Group: 2/m, P2₁/n
• Lattice: a=26.9, b=15.7, c=13.6, β=90.1

Etymology: S. Djurle, who synthesized this mineral phase for the first time.