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Chapter Resources Click on one of the following icons to go to that resource. earth.msscience.com Image Bank Foldables Chapter Summary Chapter Review Questions Standardized Test Practice To return to the chapter summary click Escape or close this document. earth.msscience.com To return to the chapter summary click Escape or close this document. Image Bank To return to the chapter summary click Escape or close this document. Click on individual thumbnail images to view larger versions. Image Bank Transfer Images To transfer images to your own power point follow the following steps: • Open the “Resource” file from the CD-ROM disc – view the file in the “normal view” or “slide sorter view” mode - go to slide #2 – from there you can click through the images and follow these instructions. Click once on the image. • Copy the image • Go to your own power point document • Paste the image. To return to the chapter summary click Escape or close this document. Image Bank Mineral To return to the chapter summary click Escape or close this document. Image Bank Crystal To return to the chapter summary click Escape or close this document. Image Bank Table – Crystal Systems To return to the chapter summary click Escape or close this document. Image Bank Cooling Lava To return to the chapter summary click Escape or close this document. Image Bank Halite Crystals (salt) To return to the chapter summary click Escape or close this document. Image Bank Table: Elements in Earth’s Crust To return to the chapter summary click Escape or close this document. Image Bank Brightly Colored Mineral To return to the chapter summary click Escape or close this document. Image Bank Table – Mineral Hardness To return to the chapter summary click Escape or close this document. Image Bank Mineral with Nonmetallic Luster To return to the chapter summary click Escape or close this document. Image Bank Streak Test To return to the chapter summary click Escape or close this document. Image Bank Gems To return to the chapter summary click Escape or close this document. Image Bank Table – Minerals and Their Gems To return to the chapter summary click Escape or close this document. Image Bank The Hope Diamond To return to the chapter summary click Escape or close this document. Image Bank Frying Pan To return to the chapter summary click Escape or close this document. Image Bank Golf Club To return to the chapter summary click Escape or close this document. Image Bank Calcite To return to the chapter summary click Escape or close this document. Foldables Minerals Make the following Foldable to help you better understand minerals. To return to the chapter summary click Escape or close this document. Foldables Fold a vertical sheet of notebook paper from side to side. To return to the chapter summary click Escape or close this document. Foldables Cut along every third line of only the top layer to form tabs. To return to the chapter summary click Escape or close this document. Foldables Label each tab with a question. To return to the chapter summary click Escape or close this document. Foldables Ask Questions Before you read the chapter, write questions you have about minerals on the front of the tabs. As you read the chapter, add more questions and write answers under the appropriate tabs. To return to the chapter summary click Escape or close this document. Reviewing Main Ideas 1 Minerals • Much of what you use each day is made at least in some part from minerals. • All minerals are formed by natural processes and are inorganic solids with definite chemical compositions and orderly arrangements of atoms. • Minerals have crystal structures in one of six major crystal systems. To return to the chapter summary click Escape or close this document. Reviewing Main Ideas 2 Mineral Identification • Hardness is a measure of how easily a mineral can be scratched. • Luster describes how light reflects from a mineral’s surface. • Streak is the color of the powder left by a mineral on an unglazed porcelain tile. To return to the chapter summary click Escape or close this document. Reviewing Main Ideas 2 Mineral Identification • Minerals that break along smooth, flat surfaces have cleavage. When minerals break with rough or jagged surfaces, they are displaying fracture. • Some minerals have special properties that aid in identifying them. To return to the chapter summary click Escape or close this document. Reviewing Main Ideas 3 Uses of Minerals • Gems are minerals that are more rare and beautiful than common minerals. • Minerals are useful for their physical properties and for the elements they contain. To return to the chapter summary click Escape or close this document. Chapter Review Question 1 What is the difference between cleavage and fracture? Answer Both refer to the way a mineral breaks. Minerals that break along smooth surfaces have cleavage. Those that break with uneven surfaces have fracture. To return to the chapter summary click Escape or close this document. Chapter Review Question 2 Hardness is the measure of how easily a mineral can be __________. A. streaked B. refined C. scratched D. smelted To return to the chapter summary click Escape or close this document. Chapter Review Answer The answer is C. Hardness is a measure of how easily a mineral can be scratched. To return to the chapter summary click Escape or close this document. Chapter Review Question 3 What is the streak of a mineral? Answer Streak is the color of a mineral when it is in powdered form and is determined by rubbing the mineral on an unglazed porcelain tile. To return to the chapter summary click Escape or close this document. Chapter Review Question 4 Which of these is a term for metallic luster? A. glassy B. pearly C. shiny D. silky To return to the chapter summary click Escape or close this document. Chapter Review Answer The answer is C. Minerals with metallic luster shine like metal. The remaining terms describe nonmetallic luster. To return to the chapter summary click Escape or close this document. Chapter Review Question 5 Which of the following is a unique property of calcite? A. fizzes when hydrochloric acid is put onto it B. has a striking blue color C. is attracted to magnets D. is the softest mineral on the Mohs scale To return to the chapter summary click Escape or close this document. Chapter Review Answer The answer is A. Calcite fizzes when hydrochloric acid is put onto it. To return to the chapter summary click Escape or close this document. Standardized Test Practice Question 1 An unknown mineral leaves an orange-red mark when rubbed on unglazed porcelain tile. It has about the same hardness as your fingernail. What is the identity of the mineral? To return to the chapter summary click Escape or close this document. Standardized Test Practice A. copper B. galena C. hematite D. magnetite To return to the chapter summary click Escape or close this document. Standardized Test Practice Answer The answer is A. Copper has an orange-red streak; hematite has a red-brown streak. Copper is softer than hematite. To return to the chapter summary click Escape or close this document. Standardized Test Practice Question 2 What group of minerals is the most abundant in Earth’s crust? A. carbonates B. dolomites C. magnetites D. silicates To return to the chapter summary click Escape or close this document. Standardized Test Practice Answer The answer is D. Silicates are composed of silicon and oxygen, which are the two most abundant elements in Earth’s crust. To return to the chapter summary click Escape or close this document. Standardized Test Practice Question 3 A mineral has a red to brown streak and cannot be scratched with an iron nail. What is the identity of the mineral? A. copper B. galena C. hematite D. magnetite To return to the chapter summary click Escape or close this document. Standardized Test Practice Answer The answer is C. Hematite has a red streak and a hardness of 5.5–6.5. Since the hardness of an iron nail is about 4.5, it will not scratch hematite. To return to the chapter summary click Escape or close this document. Standardized Test Practice Question 4 If a mineral sample can be scratched by a steel file but not an iron nail, what is the hardness of the sample? A. 1–2 B. 2–3 C. 3–4 D. 5–6 To return to the chapter summary click Escape or close this document. Standardized Test Practice Answer The answer is D. The iron nail has a hardness of 4.5, which will not scratch a mineral with hardness of 5–6. To return to the chapter summary click Escape or close this document. Standardized Test Practice Question 5 Which mineral will scratch gypsum but not fluorite? A. apatite B. calcite C. feldspar D. talc To return to the chapter summary click Escape or close this document. Standardized Test Practice Answer The answer is B. The hardness of calcite is greater than that of gypsum, but less than that of fluorite. To return to the chapter summary click Escape or close this document. Help To advance to the next item or next page click on any of the following keys: mouse, space bar, enter, down or forward arrow. Click on this icon to return to the table of contents Click on this icon to return to the previous slide Click on this icon to move to the next slide Click on this icon to open the resources file. Click on this icon to go to the end of the presentation. To return to the chapter summary click Escape or close this document. End of Chapter Resources File To return to the chapter summary click Escape or close this document.