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Petersite-(La)

Year of discovery: 2017 (Japan)

Locality list: A locality of petersite-(La)

• LaCu₆(PO₄)₃(OH)₆,3H₂O
• (La,Y)Cu₆(PO₄)₃(OH)₆,3H₂O
• [La³⁺][Cu²⁺₆][(OH)₆|(PO₄)₃]^15-,3H₂O

• Class: Mixite group
• Class: Phosphate - Hydroxide
• Radioactive: Moderate

• La => CaH: Calciopetersite
• La => Y: Petersite-(Y)

• PO₄ => AsO₄: Agardite-(La)

• Color: Pale yellowish green
• Streak: White
• Luster: Vitreous
• Diaphaneity: Translucent

• System: Hexagonal