Mr W's Online Mineral Quiz
7 Questions
| Attempts: 657
Online quiz over MINERAL content covered during Term 2 in Mr Wehlan's class 2008-2009
Questions and Answers
- 1.What term is used by geologists to describe how light reflects off of a mineral? (ex. Galena-metallic) Also see: Glassy (vitreous-70%) Pearly Dull Adamantine
- A.
Cleavage
- B.
Viscosity
- C.
Luster
- D.
Streak
- 2.
What defines something as a mineral? (ex. Smokey Quartz)- A.
Naturally occurring (not man-made)
- B.
Inorganic (never from plant/animal material)
- C.
Has a definite crystalline structure
- D.
Solid (not liquid or gas)
- E.
All of the above
- 3.The color of a minerals powder is called ____________ by geologists.
- A.
Luster
- B.
Fracture
- C.
Cleavage
- D.
Streak
- E.
Density
- 4.When a mineral breaks apart leaving flat surfaces geologist say the mineral exhibits __________.
- A.
Fracture
- B.
Deformation
- C.
Cleavage
- D.
Heft
- 5.When a mineral breaks apart and leaves rough irregular edges, geologists describe it as ________. ex. Obsidian - chonchoidal
- A.
Heft
- B.
Cleavage
- C.
Streak
- D.
Fracture
- E.
None of the above
- 6.The term(s) used by geologists to describe how a mineral breaks apart under pressure is called?
- A.
Fracture
- B.
Cleavage
- C.
Both A & B
- D.
Neither A nor B
- 7.Each mineral has a characteristic ____________, which is defined as its mass in grams compared to (or divided by) its volume in milliliters.
- A.
Heft
- B.
Density
- C.
Permeability
- D.
None of the above
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