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Mineral Identification Trivia

Instructions:

Answer 50 questions in 15 minutes.
If you are not ready to take this test, you can study here.
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. When a mineral is found in a rock - it is...
Fracture
Feldspar
Vug
In matrix

2. 7 on Moh's scale
Topaz
Quartz
In matrix
Fracture

3. Nails and metal files have a hardness of...
Rocks cool
6.5
Conchoil fracture
2.5

4. 2 on Moh's scale
Gypsum
Talc
Feldspar
6.5

5. Fingernails have a hardness of...
Vug
Smell - taste - magnetism - blacklight - effervesces in cold acid
Gypsum
2.5

6. 8 on Moh's scale
Topaz
Fracture
Cleavage
Fracture

7. List the main seven properties of identification.
Are minerals in their simplest form
Hardness - color - transparency and luster - heft - breakage - crystal habit - streak
Vug
Corundum

8. 1 on Moh's scale
6.5
Are minerals in their simplest form
Talc
2.5

9. 4 on Moh's scale
6.5
Transparencies
Quartz
Fluorite

10. 9 on Moh's scale
Are minerals in their simplest form
Gypsum
Corundum
Fluorite

11. 6 on Moh's scale
3
Vug
Topaz
Feldspar

12. Crystals form as...
Are minerals in their simplest form
Rocks cool
Metallic - non-metallic (earthy - vitreous - crystal - glassy - waxy)
Fracture

13. A smooth break indicates...
Cleavage
Quartz
Diamond
Feldspar

14. 5 on Moh's scale
Diamond
Transparencies
Gypsum
Apatite

15. Fingernails have a hardness of...
2.5
Rocks cool
Diamond
Apatite

16. What is an indicator of impurities?
Transparencies
Calcite
Metallic - non-metallic (earthy - vitreous - crystal - glassy - waxy)
2.5

17. List the main seven properties of identification.
2.5
Hardness - color - transparency and luster - heft - breakage - crystal habit - streak
3.5
Feldspar

18. A smooth break indicates...
Fracture
Cleavage
Moh's scale
Fracture

19. 5 on Moh's scale
Smell - taste - magnetism - blacklight - effervesces in cold acid
Cleavage
Apatite
6.5

20. 2 on Moh's scale
Moh's scale
Gypsum
Topaz
Naturally occurring - typically inorganic - specific composition; beginning component of the rock cycle

21. Scale by which hardness is measured

22. 7 on Moh's scale
Quartz
Vug
Feldspar
Cleavage

23. 3 on Moh's scale
Fluorite
Gypsum
Transparencies
Calcite

24. Most gems...
Corundum
Talc
Are minerals in their simplest form
2.5

25. 9 on Moh's scale
Conchoil fracture
Corundum
Rocks cool
Naturally occurring - typically inorganic - specific composition; beginning component of the rock cycle

26. Crystals form as...
Transparencies
Rocks cool
3
Quartz

27. 8 on Moh's scale
Topaz
2.5
In matrix
3.5

28. Copper pennies have a hardness of...
Are minerals in their simplest form
Hardness - color - transparency and luster - heft - breakage - crystal habit - streak
Diamond
3

29. A jagged break indicates...
Fracture
Corundum
Gypsum
Hardness - color - transparency and luster - heft - breakage - crystal habit - streak

30. List five other properties of identification
Metallic - non-metallic (earthy - vitreous - crystal - glassy - waxy)
2.5
Smell - taste - magnetism - blacklight - effervesces in cold acid
Topaz

31. What is an indicator of impurities?
Transparencies
Corundum
Metallic - non-metallic (earthy - vitreous - crystal - glassy - waxy)
Naturally occurring - typically inorganic - specific composition; beginning component of the rock cycle

32. 1 on Moh's scale
Topaz
Gypsum
Cleavage
Talc

33. List the types of luster
6.5
Metallic - non-metallic (earthy - vitreous - crystal - glassy - waxy)
In matrix
Transparencies

34. What is the definition of a mineral?
Hardness - color - transparency and luster - heft - breakage - crystal habit - streak
Naturally occurring - typically inorganic - specific composition; beginning component of the rock cycle
Fracture
Fluorite

35. An empty space which allows minerals to form crystals is a...
Vug
Talc
3.5
Talc

36. What is the definition of a mineral?
Naturally occurring - typically inorganic - specific composition; beginning component of the rock cycle
Topaz
Rocks cool
3

37. Scale by which hardness is measured

38. List five other properties of identification
Naturally occurring - typically inorganic - specific composition; beginning component of the rock cycle
Smell - taste - magnetism - blacklight - effervesces in cold acid
Vug
Apatite

39. A jagged break indicates...
Metallic - non-metallic (earthy - vitreous - crystal - glassy - waxy)
Diamond
Apatite
Fracture

40. 6 on Moh's scale
Smell - taste - magnetism - blacklight - effervesces in cold acid
Feldspar
Calcite
Rocks cool

41. 10 on Moh's scale
Hardness - color - transparency and luster - heft - breakage - crystal habit - streak
Moh's scale
Apatite
Diamond

42. Glass has a hardness of...
Moh's scale
Fracture
In matrix
3.5

43. Copper pennies have a hardness of...
Fracture
Talc
Moh's scale
3

44. Most gems...
Are minerals in their simplest form
Calcite
Hardness - color - transparency and luster - heft - breakage - crystal habit - streak
Fluorite

45. Bauxite has...
Conchoil fracture
Talc
Naturally occurring - typically inorganic - specific composition; beginning component of the rock cycle
2.5

46. List the types of luster
Fluorite
Cleavage
Gypsum
Metallic - non-metallic (earthy - vitreous - crystal - glassy - waxy)

47. 10 on Moh's scale
Diamond
Feldspar
Rocks cool
Fluorite

48. Bauxite has...
Conchoil fracture
Smell - taste - magnetism - blacklight - effervesces in cold acid
3.5
3

49. Nails and metal files have a hardness of...
Hardness - color - transparency and luster - heft - breakage - crystal habit - streak
Moh's scale
6.5
Metallic - non-metallic (earthy - vitreous - crystal - glassy - waxy)

50. Glass has a hardness of...
3.5
Hardness - color - transparency and luster - heft - breakage - crystal habit - streak
Conchoil fracture
Smell - taste - magnetism - blacklight - effervesces in cold acid