LAB 5

Question 1 of 34
3.0/ 3.0 Points
What mineral is specimen A? A.gypsum B.calcite C.quartz
Correct D.pink microcline (feldspar)

Answer Key: D
Question 2 of 34
3.0/ 3.0 Points
Specimen B has A.a dull or earthy luster. B.a silky luster. C.a metallic luster.
Correct D.a glassy luster.

Answer Key: D
Question 3 of 34
3.0/ 3.0 Points
The hardness of Specimen B is A.< 2.5 B. 2.5–3.5 C.3.5–4.5 D.4.5–5.5
Correct E. > 5.5

Answer Key: E
Question 4 of 34
3.0/ 3.0 Points
Specimen B is A.fluorite. B.calcite.
Correct C.quartz. D.feldspar.

Answer Key: C
Question 5 of 34
3.0/ 3.0 Points
Specimen C has
Correct A.cleavage in one plane. B.cleavage in two planes at 90º angles. C.cleave in three planes not at 90º angles. D.cleavage in three planes at 90º angles.

Answer Key: A
Question 6 of 34
3.0/ 3.0 Points
Specimen C is A.hornblende. B.magnetite. C.galena.
Correct D.biotite.

Answer Key: D
Question 7 of 34
3.0/ 3.0 Points
Specimen D has A.cleavage in two planes not at 90º angles.
Correct B.cleavage in three planes not at 90º angles. C.cleavage in three planes at 90º angles. D.conchoidal fracture.

Answer Key: B
Question 8 of 34
3.0/ 3.0 Points
Specimen D
Correct A.effervesces. B.attracts a magnet. C.has crystal faces. D.feels greasy. E.has a very high specific gravity.

Answer Key: A
Question 9 of 34
3.0/ 3.0 Points
Specimen D is A.fluorite. B.gypsum.
Correct C.calcite. D.pink microcline

Answer Key: C
Question 10 of 34
3.0/ 3.0 Points
The hardness of Specimen E is
Correct A.< 2.5. B.2.5–3.5. C.3.5–4.5. D.4.5–5.5.

Answer Key: A
Question 11 of 34
3.0/ 3.0 Points
Specimen E is A.fluorite.
Correct B.gypsum. C.calcite. D.quartz.

Answer Key: B
Question 12 of 34
3.0/ 3.0 Points
Specimen F has a cleavage of A. One plane. B. Two planes at 90º angles. C. Three planes not at 90º angles.