PHSC 211 Chapter 4 (A grade)

PHSC 211 Chapter 4 Quiz (Fall 2020)– Liberty University (A grade) Questions 1 through 23 are based on the Lab Exercise: Identification of Metamorphic Rocks. Refer to your results from the lab exercise and the Overview to assist you in answering the questions. 1. Specimen #18 formed under which metamorphic conditions? a. contact metamorphism b. low-grade metamorphic conditions c. intermediate-grade metamorphic conditions d. high-grade metamorphic conditions 2. What property is diagnostic for specimen #18? a. banding b. slaty cleavage c. crinkly appearance d. effervescence during acid test 3. Specimen #18 is a. gneiss. b. schist. c. phyllite. d. slate. 4. Specimen #19 formed under which metamorphic conditions? a. contact metamorphism b. low-grade metamorphic conditions c. intermediate-grade metamorphic conditions d. high-grade metamorphic conditions 5. What property is diagnostic for specimen #19? a. slaty cleavage b. visible crystals c. satiny sheen d. fizzes during acid test 6. Specimen #19 is a. gneiss. b. schist. c. phyllite. d. slate. 7. Phyllite formed under which metamorphic conditions? a. contact metamorphism b. low-grade metamorphic conditions c. intermediate-grade metamorphic conditions d. high-grade metamorphic conditions 8. What property is diagnostic for phyllite? a. exceptionally clean slaty cleavage b. visible crystals c. satiny sheen d. fizzes during acid test 9. The grain in __________________ is microscopic, which gives it a sheen. a. gneiss. b. schist. c. phyllite. d. slate. 10. Specimen #21 is a. a low-grade metamorphic rock. b. a low- to intermediate-grade metamorphic rock. c. an intermediate- to high-grade metamorphic rock. d. a high-grade metamorphic rock. 11. What property is diagnostic for specimen #21? a. exceptionally clean slaty cleavage b. visible crystals c. satiny sheen d. fizzes during acid test 12. Specimen #21 is a. gneiss. b. schist. c. phyllite. d. slate. 13. The protolith for specimen #22 might have been a. rock salt. b. limestone. c. sandstone. d. shale. 14. What property is diagnostic for specimen #22? a. exceptionally clean slaty cleavage b. visible crystals c. satiny sheen d. fizzes during acid test 15. Specimen #22 is a. marble. b. quartzite. c. hornfels. d. anthracite coal. 16. The precursor for specimen #23 might have been a. rock salt. b. limestone. c. sandstone. d. shale. 17. Specimen #23 a. is harder than glass. b. effervesces when treated with acid. c. is foliated. d. has a dull luster. 18. Specimen #23 is a. marble. b. quartzite. c. hornfels. d. anthracite coal. 19. Specimen #24 formed under which metamorphic conditions? a. contact metamorphism b. low-grade metamorphic conditions c. intermediate-grade metamorphic conditions d. high-grade metamorphic conditions 20. Specimen #24 a. has a baked appearance. b. effervesces when treated with acid. c. is foliated. d. is banded. 21. Specimen #24 is a. marble. b. quartzite. c. hornfels. d. anthracite coal. 22. The precursor for specimen #25 might have been