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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. 2 on Moh's scale
Fracture
Gypsum
Rocks cool
Vug

2. An empty space which allows minerals to form crystals is a...
Gypsum
Vug
Hardness - color - transparency and luster - heft - breakage - crystal habit - streak
Quartz

3. Crystals form as...
2.5
Rocks cool
Conchoil fracture
Fracture

4. A smooth break indicates...
Cleavage
Gypsum
Feldspar
Fracture

5. 1 on Moh's scale
2.5
Rocks cool
Talc
Naturally occurring - typically inorganic - specific composition; beginning component of the rock cycle

6. List the main seven properties of identification.
Transparencies
Metallic - non-metallic (earthy - vitreous - crystal - glassy - waxy)
Smell - taste - magnetism - blacklight - effervesces in cold acid
Hardness - color - transparency and luster - heft - breakage - crystal habit - streak

7. Nails and metal files have a hardness of...
2.5
Topaz
6.5
Moh's scale

8. A jagged break indicates...
3
Apatite
Feldspar
Fracture

9. What is an indicator of impurities?
3.5
Talc
Transparencies
In matrix

10. Most gems...
Diamond
Cleavage
Are minerals in their simplest form
Corundum

11. An empty space which allows minerals to form crystals is a...
Moh's scale
Conchoil fracture
In matrix
Vug

12. 10 on Moh's scale
Hardness - color - transparency and luster - heft - breakage - crystal habit - streak
Diamond
2.5
Corundum

13. List the types of luster
Smell - taste - magnetism - blacklight - effervesces in cold acid
3
Metallic - non-metallic (earthy - vitreous - crystal - glassy - waxy)
Conchoil fracture

14. 7 on Moh's scale
Calcite
In matrix
Hardness - color - transparency and luster - heft - breakage - crystal habit - streak
Quartz

15. A smooth break indicates...
3
Cleavage
Transparencies
Talc

16. 2 on Moh's scale
Corundum
Quartz
Corundum
Gypsum

17. 10 on Moh's scale
Are minerals in their simplest form
Fracture
Cleavage
Diamond

18. 4 on Moh's scale
Fluorite
3.5
3.5
Naturally occurring - typically inorganic - specific composition; beginning component of the rock cycle

19. Nails and metal files have a hardness of...
Gypsum
Calcite
6.5
Hardness - color - transparency and luster - heft - breakage - crystal habit - streak

20. 6 on Moh's scale
In matrix
Are minerals in their simplest form
Feldspar
Fracture

21. 3 on Moh's scale
Cleavage
Calcite
Smell - taste - magnetism - blacklight - effervesces in cold acid
Naturally occurring - typically inorganic - specific composition; beginning component of the rock cycle

22. Copper pennies have a hardness of...
Fracture
3
2.5
3.5

23. List five other properties of identification
Smell - taste - magnetism - blacklight - effervesces in cold acid
Apatite
Fracture
Transparencies

24. 1 on Moh's scale
Diamond
Cleavage
3.5
Talc

25. 8 on Moh's scale
Topaz
Fracture
Apatite
Talc

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

27. 9 on Moh's scale
Diamond
Corundum
Rocks cool
Metallic - non-metallic (earthy - vitreous - crystal - glassy - waxy)

28. What is the definition of a mineral?
Naturally occurring - typically inorganic - specific composition; beginning component of the rock cycle
2.5
Conchoil fracture
Metallic - non-metallic (earthy - vitreous - crystal - glassy - waxy)

29. 3 on Moh's scale
Gypsum
Calcite
Fracture
Rocks cool

30. 5 on Moh's scale
3.5
Apatite
Rocks cool
2.5

31. List the main seven properties of identification.
Corundum
Topaz
Fracture
Hardness - color - transparency and luster - heft - breakage - crystal habit - streak

32. Copper pennies have a hardness of...
3
3.5
Fluorite
Transparencies

33. 5 on Moh's scale
Fracture
Metallic - non-metallic (earthy - vitreous - crystal - glassy - waxy)
Rocks cool
Apatite

34. List five other properties of identification
Transparencies
3.5
Calcite
Smell - taste - magnetism - blacklight - effervesces in cold acid

35. Bauxite has...
Metallic - non-metallic (earthy - vitreous - crystal - glassy - waxy)
Conchoil fracture
Rocks cool
3

36. Fingernails have a hardness of...
Transparencies
Diamond
2.5
Metallic - non-metallic (earthy - vitreous - crystal - glassy - waxy)

37. 8 on Moh's scale
Moh's scale
Topaz
Diamond
Hardness - color - transparency and luster - heft - breakage - crystal habit - streak

38. Fingernails have a hardness of...
2.5
Feldspar
Hardness - color - transparency and luster - heft - breakage - crystal habit - streak
Calcite

39. 9 on Moh's scale
Metallic - non-metallic (earthy - vitreous - crystal - glassy - waxy)
Corundum
Calcite
Vug

40. What is an indicator of impurities?
Smell - taste - magnetism - blacklight - effervesces in cold acid
2.5
Transparencies
Hardness - color - transparency and luster - heft - breakage - crystal habit - streak

41. When a mineral is found in a rock - it is...
2.5
6.5
Are minerals in their simplest form
In matrix

42. Scale by which hardness is measured

43. Crystals form as...
2.5
Rocks cool
2.5
Calcite

44. A jagged break indicates...
Fracture
Cleavage
Quartz
Gypsum

45. Bauxite has...
Hardness - color - transparency and luster - heft - breakage - crystal habit - streak
Naturally occurring - typically inorganic - specific composition; beginning component of the rock cycle
Conchoil fracture
Moh's scale

46. What is the definition of a mineral?
3
Calcite
3.5
Naturally occurring - typically inorganic - specific composition; beginning component of the rock cycle

47. When a mineral is found in a rock - it is...
Metallic - non-metallic (earthy - vitreous - crystal - glassy - waxy)
6.5
In matrix
Corundum

48. Most gems...
Transparencies
Calcite
Diamond
Are minerals in their simplest form

49. 4 on Moh's scale
Fluorite
3
Transparencies
3

50. Scale by which hardness is measured