A geologist working in a national park finds a mineral. He is carrying a kit that contains a penny, a hand lens, a piece of tile, a geologic hammer, and a jackknife. Describe how the geologist can use these items to determine some of the mineral’s characteristics.
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To help with identification, geologists must look closely at the physical properties of a mineral. These properties can include color, streak, hardness, cleavage, specific gravity, crystal form, and others.
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