Cochise College          Photos of Minerals

                          Geology Home Page                

                          Roger Weller, geology instructor

                          wellerr@cochise.edu
                                  copyright 2007-R.Weller
 

 

Mineral Information on:
hedenbergite


Chemical Group:  silicate- a pyroxene

Chemical Formula: 
CaFeSi2O6

Color:    black             Streak:  gray

 

Hardness:   5 to 6         Specific Gravity:   3.5 to 3.58              

Cleavage:  good (110)       Luster:  vitreous

 

Crystal Forms:  Monoclinic system

Mineral Associations:  Hedenbergite occurs in medium and high grade metamorphic rocks rich in calcite.

Identifying Characteristics:

Uses:

Occurrences: 

Toxicity:      when-swallowed-                            when inhaled-

Additional Information: