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Cumengeite

Type Locality
Santa Rosalía (El Boleo), Boleo District, Mun. de Mulegé, Baja California Sur (BC Sur), Mexico
Mineral Data
Pb21Cu20Cl42(OH)40·6H2O
Strunz: 
3.DB.20
Physical Properties
Crystal System: 
Tetragonal
Streak: 
Sky-blue
Hardness: 
2.5
Synonyms
Synonyms: 
Cumengite