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Unformatted text preview: n + Correct: true 9. All silicate minerals contain which of the following two elements? + Correct: silicon, oxygen 10. Which of these silicate minerals exhibits a sheet structure?- Incorrect: quartz 11. The two major groups of silicate minerals are the ferromagnesian silicates and the nonferromagnesian silicates.- Incorrect: false 12. Which one of the following is NOT a silicate mineral? + Correct: calcite 13. This mineral exhibits cleavage. + Correct: false 14. All minerals have a crystal form. + Correct: true 15. All ferromagnesian minerals contain one or both of these elements: + Correct: iron, magnesium...
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- Fall '10