Cochise College          Photos of Minerals

                          Geology Home Page                

                          Roger Weller, geology instructor

                          wellerr@cochise.edu
                                  copyright 2006-R.Weller
 

Mineral Information on:
loellingite

Chemical Group:    arsenide

Chemical Formula:   
FeAs2

Color:  between silver-white and steel-gray          

Luster:  metallic     Streak:  grayish-black 

Transparency:  opaque 

 

Hardness:  5 to 5.5             Specific Gravity:  7.0 to 7.4               

Fracture:  
 

Crystal Forms and Habits: Usually massive
    
Mineral Associations: 

Identifying Characteristics: 

Uses:     

Occurrences: 

Toxicity:      when-swallowed-          when inhaled-

Additional Information: