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Across 2. hot melted rock material benath Earth surface 4. physical propertyof some minerals that cause them to break along smooth flat surfaces 6. describes the way a mineral reflects from its surface can be metallic or nonmetallic 9. deposit in which a mineral exists in large enough amounts to be mined at a profit 10. physical property of some minerals that cause them break with uneven rough or jagged surface 11. beautiful ,rare,highly,prized mineral that can be worn in jewerly 12. solid in which the atoms are arranged in an orderly repeating pattern

Down 1. ratio of a mineral's weigh compared with the weight of an equal volume of water 3. naturally occuring inorganic solid tha have definite composition an orderly internal atomic structure 5. contains silicon and oxygen 7. color of a mineral when it is in powdered form 8. measure of how easily a mineral can be scatched