Cochise College          Photos of Minerals

                          Geology Home Page                

                          Roger Weller, geology instructor

                          wellerr@cochise.edu
                                  copyright 2006-R.Weller
 

Mineral Information on:
greenockite

Chemical Group:    sulfide

Chemical Formula:   
CdS  (cadmium sulfide)

Color: honey-yellow, citron-yellow, orange-yellow            

Streak:  between orange-yellow and brick red      Luster: adamantine to resinous

Transparency:  nearly transparent

 

Hardness:  3 to 3.5           Specific Gravity:  4.9 to 5                

Fracture: conchoidal 

Cleavage:  distinct 

 

Crystal Forms and Habits:  Hexagonal system, hemimorphic
     Often found as a coating.

Mineral Associations:

Identifying Characteristics: 

Uses:  cadmium ore  

Occurrences: 

Toxicity:      when-swallowed-          when inhaled-

Additional Information: