Cochise College          Photos of Minerals

                          Geology Home Page                

                          Roger Weller, geology instructor

                          [email protected]
                                  copyright 2006-R.Weller
 

Mineral Information on:
aurichalcite

Chemical Group:    carbonate

Chemical Formula:   2(Zn,Cu)CO₃.3(Zn,Cu)(OH)₂

Color:    pale green to sky blue                  Streak:  white

Luster:  pearly
 

Hardness:                 Specific Gravity:  3.64                  Fracture:

Cleavage:  one direction

Crystal Forms and Habits:  Monoclinic system
     Aurichalcite forms as fine-grained encrustations

Mineral Associations:  often found with malachite

Identifying Characteristics:

Uses:

Occurrences:  Utah, Arizona, Colorado, New Mexico 

Toxicity:      when-swallowed-                            when inhaled-

Additional Information: