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प्रश्न
Why are there a wide range of colours, hardness, crystal forms, lustre and density found in minerals?
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उत्तर
A wide range of colours, hardness, crystal forms, lustre and density is found in minerals because they are formed by a combination of various elements whose formation depends upon the physical and chemical conditions under which they occure.
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संबंधित प्रश्न
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