Occurs in Pinal County.
Chemical Formula: Cu4SO4(OH)6·2H2O
Specific Gravity: 2.9-3
Hardness: 2.5-3
Langite is a copper sulfate hydroxide mineral that often forms as blue to greenish-blue crystals or coatings. It is found in oxidized copper ore deposits.
Next Pinal County mineral: Laumontite