Cochise College          Photos of Minerals

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                          Roger Weller, geology instructor

                          [email protected]
                                  copyright 2010-R.Weller
 

Mineral Information on:
tyuyamunite

Chemical Group:  vanadate

Chemical Formula:  Ca(UO₂)₂(VO₄)₂^.5-8(H₂O)

Color:  yellow, yellowish green                    Streak:  yellow

Hardness:   2             Specific Gravity:   3.4 to 4              
 

Fracture:  uneven
 

Luster:  vitreous, waxy, dull, earthy

Cleavage:  micaceous cleavage

Crystal Forms:  Orthorhombic system

Habits: crusts, massive, foliated, scaly

Mineral Associations:

Identifying Characteristics:

Uses:

Occurrences: 

Toxicity:      when-swallowed-     don't            when inhaled-  don't

Additional Information:  fluorescent