we use e color and luster some of them were their were crystal that cleavage and fracture which even and uneven also different shape and magnetic the were two type of cyrstal to grow halite and epsom.
Luster: Metallic look like metal
Color:how it look
Steak:when you scratch the minerals
Hadness:how had is the minerals
Cleavage:when it broke even
Fracture:when it broke uneven
Composition:the chemicals in minerals
other properties:shape,magnetic,greasy
3: showing a minerals picture and discribe it?
Quartz,fracture,color less,nonmetalic
topaz,hadness 10,color blue,cleavage metalic
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