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Mineral Identification Trivia

Instructions:

Answer 50 questions in 15 minutes.
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Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.

This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.

1. What is an indicator of impurities?
In matrix
Apatite
Feldspar
Transparencies

2. 5 on Moh's scale
Corundum
Vug
In matrix
Apatite

3. Crystals form as...
Naturally occurring - typically inorganic - specific composition; beginning component of the rock cycle
Topaz
Cleavage
Rocks cool

4. Crystals form as...
Moh's scale
Smell - taste - magnetism - blacklight - effervesces in cold acid
Rocks cool
Gypsum

5. Copper pennies have a hardness of...
Fracture
Smell - taste - magnetism - blacklight - effervesces in cold acid
3
Transparencies

6. List the types of luster
Apatite
Smell - taste - magnetism - blacklight - effervesces in cold acid
Metallic - non-metallic (earthy - vitreous - crystal - glassy - waxy)
Rocks cool

7. 10 on Moh's scale
Fracture
Transparencies
Diamond
Metallic - non-metallic (earthy - vitreous - crystal - glassy - waxy)

8. List the types of luster
Metallic - non-metallic (earthy - vitreous - crystal - glassy - waxy)
Rocks cool
Vug
2.5

9. Glass has a hardness of...
Smell - taste - magnetism - blacklight - effervesces in cold acid
3.5
Metallic - non-metallic (earthy - vitreous - crystal - glassy - waxy)
Naturally occurring - typically inorganic - specific composition; beginning component of the rock cycle

10. Scale by which hardness is measured

11. A jagged break indicates...
Diamond
6.5
Corundum
Fracture

12. 10 on Moh's scale
Fluorite
3.5
Smell - taste - magnetism - blacklight - effervesces in cold acid
Diamond

13. When a mineral is found in a rock - it is...
In matrix
Corundum
Metallic - non-metallic (earthy - vitreous - crystal - glassy - waxy)
Naturally occurring - typically inorganic - specific composition; beginning component of the rock cycle

14. An empty space which allows minerals to form crystals is a...
Naturally occurring - typically inorganic - specific composition; beginning component of the rock cycle
Vug
Topaz
Rocks cool

15. 3 on Moh's scale
3
3.5
Calcite
Transparencies

16. List the main seven properties of identification.
Diamond
Hardness - color - transparency and luster - heft - breakage - crystal habit - streak
Cleavage
Conchoil fracture

17. What is the definition of a mineral?
Diamond
Hardness - color - transparency and luster - heft - breakage - crystal habit - streak
Naturally occurring - typically inorganic - specific composition; beginning component of the rock cycle
Metallic - non-metallic (earthy - vitreous - crystal - glassy - waxy)

18. Nails and metal files have a hardness of...
6.5
Fracture
Are minerals in their simplest form
Are minerals in their simplest form

19. 9 on Moh's scale
Corundum
Topaz
Vug
Quartz

20. 6 on Moh's scale
Transparencies
Fracture
Diamond
Feldspar

21. Glass has a hardness of...
Rocks cool
Are minerals in their simplest form
3.5
Rocks cool

22. List the main seven properties of identification.
Topaz
Naturally occurring - typically inorganic - specific composition; beginning component of the rock cycle
Hardness - color - transparency and luster - heft - breakage - crystal habit - streak
Apatite

23. Bauxite has...
Cleavage
Conchoil fracture
Fluorite
Calcite

24. What is an indicator of impurities?
3.5
3.5
Transparencies
Smell - taste - magnetism - blacklight - effervesces in cold acid

25. Copper pennies have a hardness of...
Smell - taste - magnetism - blacklight - effervesces in cold acid
3
Naturally occurring - typically inorganic - specific composition; beginning component of the rock cycle
In matrix

26. Most gems...
Rocks cool
Feldspar
Vug
Are minerals in their simplest form

27. A jagged break indicates...
Topaz
Fracture
Conchoil fracture
Quartz

28. List five other properties of identification
Feldspar
Topaz
Smell - taste - magnetism - blacklight - effervesces in cold acid
Talc

29. Nails and metal files have a hardness of...
Metallic - non-metallic (earthy - vitreous - crystal - glassy - waxy)
Talc
Rocks cool
6.5

30. 1 on Moh's scale
Fluorite
Feldspar
Talc
Topaz

31. 8 on Moh's scale
Topaz
Calcite
Metallic - non-metallic (earthy - vitreous - crystal - glassy - waxy)
Feldspar

32. 4 on Moh's scale
Apatite
Fluorite
Conchoil fracture
Diamond

33. 1 on Moh's scale
2.5
Cleavage
Talc
Are minerals in their simplest form

34. Scale by which hardness is measured

35. When a mineral is found in a rock - it is...
Conchoil fracture
In matrix
3
Metallic - non-metallic (earthy - vitreous - crystal - glassy - waxy)

36. 2 on Moh's scale
Hardness - color - transparency and luster - heft - breakage - crystal habit - streak
Metallic - non-metallic (earthy - vitreous - crystal - glassy - waxy)
Gypsum
Talc

37. Fingernails have a hardness of...
Topaz
Apatite
2.5
Are minerals in their simplest form

38. Bauxite has...
Corundum
In matrix
Cleavage
Conchoil fracture

39. 3 on Moh's scale
Corundum
In matrix
2.5
Calcite

40. A smooth break indicates...
3
Topaz
Vug
Cleavage

41. Most gems...
Vug
6.5
Are minerals in their simplest form
Apatite

42. List five other properties of identification
3.5
Smell - taste - magnetism - blacklight - effervesces in cold acid
Topaz
Fluorite

43. An empty space which allows minerals to form crystals is a...
Talc
Moh's scale
Quartz
Vug

44. What is the definition of a mineral?
Rocks cool
Metallic - non-metallic (earthy - vitreous - crystal - glassy - waxy)
Naturally occurring - typically inorganic - specific composition; beginning component of the rock cycle
Feldspar

45. 4 on Moh's scale
Topaz
Feldspar
Corundum
Fluorite

46. 7 on Moh's scale
In matrix
Quartz
2.5
Metallic - non-metallic (earthy - vitreous - crystal - glassy - waxy)

47. A smooth break indicates...
Moh's scale
Feldspar
Cleavage
Fracture

48. 5 on Moh's scale
Feldspar
Talc
Fluorite
Apatite

49. 7 on Moh's scale
Vug
Quartz
2.5
Topaz

50. 2 on Moh's scale
Smell - taste - magnetism - blacklight - effervesces in cold acid
Rocks cool
Gypsum
6.5