PHSC 211 Chapter 1 Quiz (A grade)

PHSC 211 Chapter 1 Quiz (Fall 2020)– Liberty University (A grade) 1. All the following properties of minerals are used for identification except ____________. a. streak b. luster c. hardness d. melting point 2. Quartz can scratch all of the following except ____________. a. glass b. calcite c. topaz d. nail 3. A naturally occurring inorganic substance with a definite chemical composition is a ____________. a. rock b. mineral c. table salt d. charcoal 4. Having 3 planes of cleavage is an identifying property of which mineral(s)? a. Galena b. Calcite c. Halite d. All of the above 5. Metallic minerals are all ____________. a. opaque c. waxy c. dull d. resinous 6. The way light reflects off a mineral’s surface is referred to as its ____________. a. hardness b. texture c. luster d. streak 7. If a mineral is permitted to grow unhindered during its formation, the resulting shape will always be its ____________. a. cleavage b. fracture c. crystal form d. b and c 8. All magnetic minerals are also ____________. a. nonmetallic b. metallic c. vitreous d. dull 9. The tool used to determine the color of the powder of mineral is a ____________. a. streak plate b. glass plate c. compass d. bottle of weak acid 10. A mineral that can scratch a nail but that cannot scratch glass is ____________. a. calcite b. quartz c. gypsum d. apatite 11. Which mineral is metallic? a. Calcite b. Quartz c. Hematite d. Fluorite 12. The cubic shape identifies a mineral that has ____________. a. 3 planes of cleavage b. cleavage planes intersecting at 90° c. an absence of fracture surfaces d. All of the above 13. The mineral quartz is ____________. a. the most abundant mineral in the earth’s crust b. metallic c. scratched by a nail d. harder than a diamond 14. A unique property of what mineral is double refraction? a. Dolomite b. Pyrite c. Augite d. Calcite 15. The following statements are true of all metallic minerals except which? a. They have a dark streak. b. They are opaque. c. They contain a metal. d. They evidence the property of magnetism. 16. All of the following are minerals except which? ____________. a. Gold b. Silver c. Quartz d. Coal 17. The minerals dolomite and calcite are best distinguished from one another by ____________. a. an acid test b. cleavage c. color d. crystal shape 18. Gold settles to the bottom of a miner’s pan because of its