Color- a mineral's color can be observed from its exterior
Hardness- determines how easily a mineral can be scratched (or measures its resistance to scratching).
Streak- the color of the mineral in powdered form on a white tile.
Luster- refers to the way light reflects from the surface of a mineral (ex- shiny, pearly, metallic, dull, glassy).
Cleavage- occurs when minerals split easily along a smooth, flat, parallel surface.
Fracture- occurs when minerals break into pieces with sharp or rough edges.
Here's another one from YouTube that reviews the physical properties of minerals:
Here's an excellent website where you can get more information on Mineral characteristics and properties--> Mineralogy4kids
Extra Credit- Click on the following link to take the QUIZ for homework and write out the Questions and Answers in your notebook-- SoftSchools- Mineral Properties Quiz
really useful infprmation
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