Occurs in Pinal County.
Chemical Formula: Pb31Cu24Cl62(OH)48
Specific Gravity: 4.84-5.18
Luster: Vitreous to adamantine
Hardness: 2.5-3
Pseudoboleite is a lead copper chloride hydroxide mineral that often forms as blue to blue-green crystals or coatings. It is found in the oxidation zones of lead-copper ore deposits.
Next Pinal County mineral: Pseudobrookite