Where Are Our Minerals?

 

 

Red Lipstick: Hematite:

*Most Important of Iron Ore in the World.*

Color: Red or Black

Streak: Red

Cleavage: None

Fracture: Breaks uneven

Hardness Scale: 5

                                                                                                                                                                                                                           Pyrite    "Fool's Gold"  

Baby Powder: Talc                                              Also known as iron sulfide.        

Color: Green, Gray, and White to almost Silver.                                    One of the most common minerals on Earth.

Luster: Greasy/Soapy feel.                                                                       Much harder than Gold.     

Cleavage: Perfect                                                                      Loses glitter when exposed to air.                             

Hardness: 1                                                                         Rubbed on a streak it will be green

                                                                                         to dark gray.  Hardness 6.5. 

                                                                               

 

      Toothpaste: Calcite

 Color: White, Colorless

Luster: Dull

Cleavage: 3 directions

forming Rhombohedrons

Hardness: 3

Streak: White

 

Toothpaste with Sparkles: Mica 

             

         

 

Hair Cream: Calcium Carbonate

 

                          

Wallboard for homes: Gypsum           

Color: White, Colorless                    

Luster: Pearly

Cleavage: 3 directions at less than 90 degrees

Fracture: Uneven (Rarely Seen.)

Hardness: 2

Streak: White                                

                                                                                    

Ceramics, Electric Arc Welders: Fluorite

Color: Multi-Colored

Luster: Vitreous

Cleavage: Perfect in 4 directions forming Octahedrons.

Fracture: Irregular, Brittle

Streak: White

 

             

Carbon Paper: Bentonite

Color: Blue, Colorless, Yellowish

Luster: Vitreous

Cleavage: Absent

Fracture: Irregular

Hardness: 6-6.5                                                                                                     

Streak: White

Household Cleaner: Pumice

 

Ink: Calcium Carbonate

 

Paint: Silica

Battery: Zinc

                   Color: White to bright gray.

Luster: Metallic

                            Cleavage: Perfect in one direction (basalt)

Hardness: 2

                                    Streak:  Light gray