Mineral testing - Geologists use variety of tests to find the properties of minerals that make up rocks., Cleavage - A property used to describe how a mineral breaks apart along smooth surfaces., Color - The shade of a rock., Hardness - A property of a mineral that describes how easy or hard to scratch., Luster - Property of mineral that describes how it appears when it reflects light., Streak - The color of the powder of a mineral when it is rubbed on a streak plate., Streak plate - Black or white ceramic tiles that are used to test the color of a streak when rubbed by a rock., Erosion - Process when rock, soil or other Earth materials move from one place to another by gravity, wind, water or ice., Weathering (physical) - Breaking down of rocks through nature. Forces that weather: wind, water, ice, temperature change, plants, Natural resource - Things that we use that are supplied by nature; for example - water, minerals, fuel, and soil,

Mineral testing

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