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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. 6 on Moh's scale
Talc
3.5
Diamond
Feldspar

2. 5 on Moh's scale
Apatite
Topaz
6.5
6.5

3. 7 on Moh's scale
In matrix
Fluorite
Quartz
Corundum

4. A smooth break indicates...
Calcite
Cleavage
Apatite
6.5

5. Scale by which hardness is measured

6. Crystals form as...
Cleavage
Hardness - color - transparency and luster - heft - breakage - crystal habit - streak
Are minerals in their simplest form
Rocks cool

7. 3 on Moh's scale
Hardness - color - transparency and luster - heft - breakage - crystal habit - streak
Cleavage
Calcite
3.5

8. When a mineral is found in a rock - it is...
3
In matrix
Topaz
Talc

9. 9 on Moh's scale
Metallic - non-metallic (earthy - vitreous - crystal - glassy - waxy)
Moh's scale
Calcite
Corundum

10. 8 on Moh's scale
Corundum
Apatite
Rocks cool
Topaz

11. When a mineral is found in a rock - it is...
Cleavage
Gypsum
In matrix
Vug

12. Bauxite has...
3
Smell - taste - magnetism - blacklight - effervesces in cold acid
Feldspar
Conchoil fracture

13. 10 on Moh's scale
In matrix
Are minerals in their simplest form
Corundum
Diamond

14. 5 on Moh's scale
Cleavage
Apatite
Quartz
Gypsum

15. 1 on Moh's scale
Fluorite
Talc
Hardness - color - transparency and luster - heft - breakage - crystal habit - streak
Metallic - non-metallic (earthy - vitreous - crystal - glassy - waxy)

16. List the main seven properties of identification.
Transparencies
Hardness - color - transparency and luster - heft - breakage - crystal habit - streak
Vug
Smell - taste - magnetism - blacklight - effervesces in cold acid

17. What is the definition of a mineral?
Fracture
Naturally occurring - typically inorganic - specific composition; beginning component of the rock cycle
Gypsum
Apatite

18. A jagged break indicates...
Naturally occurring - typically inorganic - specific composition; beginning component of the rock cycle
Fracture
Are minerals in their simplest form
Hardness - color - transparency and luster - heft - breakage - crystal habit - streak

19. Nails and metal files have a hardness of...
Vug
Apatite
6.5
In matrix

20. 10 on Moh's scale
Feldspar
Transparencies
6.5
Diamond

21. 7 on Moh's scale
3
Quartz
Gypsum
Cleavage

22. List five other properties of identification
Smell - taste - magnetism - blacklight - effervesces in cold acid
Transparencies
Diamond
Topaz

23. An empty space which allows minerals to form crystals is a...
Gypsum
Gypsum
Cleavage
Vug

24. 6 on Moh's scale
Feldspar
Fracture
Transparencies
Moh's scale

25. 3 on Moh's scale
Metallic - non-metallic (earthy - vitreous - crystal - glassy - waxy)
Apatite
Conchoil fracture
Calcite

26. List the main seven properties of identification.
3.5
In matrix
Hardness - color - transparency and luster - heft - breakage - crystal habit - streak
Corundum

27. 1 on Moh's scale
Talc
Smell - taste - magnetism - blacklight - effervesces in cold acid
Calcite
Gypsum

28. Fingernails have a hardness of...
Hardness - color - transparency and luster - heft - breakage - crystal habit - streak
Moh's scale
Feldspar
2.5

29. Crystals form as...
Vug
Rocks cool
Talc
3

30. List the types of luster
Metallic - non-metallic (earthy - vitreous - crystal - glassy - waxy)
Smell - taste - magnetism - blacklight - effervesces in cold acid
Fluorite
Fracture

31. Scale by which hardness is measured

32. Fingernails have a hardness of...
Gypsum
Apatite
Quartz
2.5

33. 9 on Moh's scale
3
Moh's scale
Corundum
Diamond

34. An empty space which allows minerals to form crystals is a...
Talc
Smell - taste - magnetism - blacklight - effervesces in cold acid
Vug
Conchoil fracture

35. Glass has a hardness of...
Transparencies
Feldspar
3
3.5

36. Most gems...
Conchoil fracture
Are minerals in their simplest form
Vug
Naturally occurring - typically inorganic - specific composition; beginning component of the rock cycle

37. 4 on Moh's scale
Fracture
2.5
Naturally occurring - typically inorganic - specific composition; beginning component of the rock cycle
Fluorite

38. List five other properties of identification
Smell - taste - magnetism - blacklight - effervesces in cold acid
Transparencies
2.5
Quartz

39. Copper pennies have a hardness of...
Vug
3
Corundum
Metallic - non-metallic (earthy - vitreous - crystal - glassy - waxy)

40. What is an indicator of impurities?
Calcite
Transparencies
Gypsum
Vug

41. 2 on Moh's scale
Gypsum
3.5
Diamond
3

42. Most gems...
Corundum
Quartz
3
Are minerals in their simplest form

43. A smooth break indicates...
Rocks cool
Metallic - non-metallic (earthy - vitreous - crystal - glassy - waxy)
Conchoil fracture
Cleavage

44. 8 on Moh's scale
Topaz
Corundum
3
3

45. 4 on Moh's scale
3.5
Talc
Fluorite
Hardness - color - transparency and luster - heft - breakage - crystal habit - streak

46. Glass has a hardness of...
Metallic - non-metallic (earthy - vitreous - crystal - glassy - waxy)
Apatite
3.5
3

47. A jagged break indicates...
3.5
Hardness - color - transparency and luster - heft - breakage - crystal habit - streak
Fracture
Corundum

48. Copper pennies have a hardness of...
3
Fluorite
2.5
2.5

49. Bauxite has...
3.5
Conchoil fracture
Corundum
Gypsum

50. List the types of luster
Topaz
Vug
Naturally occurring - typically inorganic - specific composition; beginning component of the rock cycle
Metallic - non-metallic (earthy - vitreous - crystal - glassy - waxy)