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Mineral Lab By Alex Tween


Biotite Mica Luster: non-metallic Cleavage: cleavage Color: black or brown Streak color: colorless Hardness: softness of a fingernail


Calcite  Luster:

non-metallic

 Cleavage:

cleavage  Color:

white

 Streak

color: white

 Hardness:

that glass

softer


Feldspar 

Luster: non-metallic

Cleavage: cleavage

Color: varied

Streak color: colorless

Hardness: harder that glass


Flurite 

Luster: non-metallic

Cleavage: cleavage

Color: purple

Streak color: colorless

Hardness: softer than glass


Galena 

Luster: metallic

Cleavage: cleavage

Color: gray

Streak color:

Gray to black

Hardness: softness of fingernail


Graphite 

Luster: metallic

Cleavage: cleavage

Color: black to gray

Streak color: black to gray

Hardness: softer than fingernail


Gypsum  Luster:

non-metallic

 Cleavage:

cleavage  Color:

colorless

 Streak

color: white

 Hardness:

softer that a fingernail


Halite 

Luster: non-metallic

Cleavage: cleavage

Color: colorless

Streak color: colorless

Hardness: softer that fingeranail


Hermatite  Luster:

metallic

 Cleavage:

fracture

 Color:

silver red

 Streak

color: red

 Hardness:

that glass

harder


Magnetite  Luster:

metallic

 Cleavage:

fracture

 Color:

black

 Streak

color: black

 Hardness:

than glass

harder


Muscovite Mica  Luster:

non-metallic

 Cleavage:

cleavage  Color:

whit

 Streak

color: white

 Hardness:

softer than fingernail


Pyrite  Luster:

metallic

 Cleavage:

fracture

 Color:

gold

 Streak

color: black

 Hardness:

than glass

harder


Quartz 

Luster: non-metallic

Cleavage: cleavage

Color: colorless

Streak color: colorless

Hardness: harder than glass


Sulfur  Luster:

non-metallic

 Cleavage:

fracture

 Color:

yellow

 Streak

color: yellow

 Hardness:

softer than fingernail


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