ch. 3 study guide
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Ch. 3 Study Guide . Minerals . 1. Describe minerals: Rocks are made of minerals. Minerals are not made of rocks. . 2. What are the important factors in the formation of minerals ? Heat, volcanic activity, ground water . - PowerPoint PPT PresentationTRANSCRIPT
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Ch. 3 Study Guide Minerals
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1. Describe minerals: –Rocks are made of minerals. Minerals
are not made of rocks.
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2. What are the important factors in the formation of minerals?
–Heat, volcanic activity, ground water
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3. On Mohs' hardness scale, what minerals are harder than quartz?–Topaz, corundum, diamond.
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4. A mineral's streak is more reliable than a mineral’s ___________ when identifying a mineral. –Color
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5. Halite is a(n) _________________ of sodium and chlorine–Compound
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6. The two most common elements in the Earth's crust are _______________.–Silicon and oxygen
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7. ______________ minerals make up less than ten percent of the Earth's crust.–Non-silicate
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8. When quartz breaks it forms a curved pattern called _________. –Conchoidal Fracture
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9. ____________ minerals are the most common silicate mineral group in the Earth's crust.–Feldspar
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10. ___________ minerals contain the elements silicon and oxygen along with aluminum, potassium, sodium, and calcium.–Silicates
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11. NaCl is the chemical formula for which of which mineral?–Halite
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12. List the types of surface mines.–Open pit, strip mine, quarry
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13. Gold, silver, and copper are all examples of _________________. –Native elements
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14. Non-silicate minerals do not contain combinations of __________ and __________. –Silicon and Oxygen
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15 .What terms can be used to describe the nonmetallic luster of a mineral?–Resinous, waxy, vitreous
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16. Minerals that contain combinations of carbon and oxygen in their chemical structure are called __________. –Carbonates
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17. ________________ are compounds that form when an element, such as aluminum or iron, combines chemically with oxygen.–Oxides
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18. _______________ are compounds that form when atoms of the elements fluorine (F), chlorine (Cl), iodine (I), or bromine (Br) combine with sodium (Na), potassium (K), or calcium (Ca).–Halides
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19. List the types of deep mines.–Shaft, slope, drift
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20. If the atoms of a substance are arranged in a specific, repetitive pattern, the substance is _______________. –Crystalline
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21. Some minerals have special properties that help us to identify them. What are some of these special properties?– Magnetism, taste, radioactivity,
fluorescence.