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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. Most gems...
Gypsum
Are minerals in their simplest form
3
Fluorite

2. Fingernails have a hardness of...
2.5
Topaz
Diamond
Are minerals in their simplest form

3. List the types of luster
Metallic - non-metallic (earthy - vitreous - crystal - glassy - waxy)
Apatite
2.5
Calcite

4. A jagged break indicates...
Fracture
In matrix
Naturally occurring - typically inorganic - specific composition; beginning component of the rock cycle
Talc

5. A jagged break indicates...
Feldspar
Diamond
Fracture
6.5

6. 10 on Moh's scale
Moh's scale
Metallic - non-metallic (earthy - vitreous - crystal - glassy - waxy)
Diamond
3.5

7. A smooth break indicates...
Cleavage
Calcite
Fracture
Moh's scale

8. List the types of luster
In matrix
Metallic - non-metallic (earthy - vitreous - crystal - glassy - waxy)
Naturally occurring - typically inorganic - specific composition; beginning component of the rock cycle
Are minerals in their simplest form

9. List five other properties of identification
Hardness - color - transparency and luster - heft - breakage - crystal habit - streak
Smell - taste - magnetism - blacklight - effervesces in cold acid
Cleavage
Talc

10. 4 on Moh's scale
Topaz
Fluorite
3
Cleavage

11. List the main seven properties of identification.
Rocks cool
Transparencies
Talc
Hardness - color - transparency and luster - heft - breakage - crystal habit - streak

12. Nails and metal files have a hardness of...
Cleavage
6.5
Apatite
Quartz

13. 3 on Moh's scale
Calcite
Feldspar
Rocks cool
3

14. Scale by which hardness is measured

15. 5 on Moh's scale
Gypsum
Apatite
Corundum
Fluorite

16. 2 on Moh's scale
Conchoil fracture
Gypsum
Topaz
In matrix

17. 2 on Moh's scale
Apatite
Hardness - color - transparency and luster - heft - breakage - crystal habit - streak
Rocks cool
Gypsum

18. 10 on Moh's scale
Moh's scale
Diamond
Conchoil fracture
Topaz

19. What is an indicator of impurities?
Transparencies
2.5
Apatite
Cleavage

20. Most gems...
In matrix
Calcite
Quartz
Are minerals in their simplest form

21. 6 on Moh's scale
Metallic - non-metallic (earthy - vitreous - crystal - glassy - waxy)
Feldspar
Hardness - color - transparency and luster - heft - breakage - crystal habit - streak
In matrix

22. 5 on Moh's scale
Diamond
Feldspar
Apatite
Topaz

23. Scale by which hardness is measured

24. 8 on Moh's scale
Vug
Transparencies
Naturally occurring - typically inorganic - specific composition; beginning component of the rock cycle
Topaz

25. 7 on Moh's scale
Hardness - color - transparency and luster - heft - breakage - crystal habit - streak
Metallic - non-metallic (earthy - vitreous - crystal - glassy - waxy)
Talc
Quartz

26. What is the definition of a mineral?
Diamond
3
Cleavage
Naturally occurring - typically inorganic - specific composition; beginning component of the rock cycle

27. 1 on Moh's scale
Transparencies
Talc
Naturally occurring - typically inorganic - specific composition; beginning component of the rock cycle
6.5

28. Crystals form as...
Rocks cool
Fluorite
Topaz
Corundum

29. An empty space which allows minerals to form crystals is a...
Fracture
Vug
Gypsum
Transparencies

30. List the main seven properties of identification.
Hardness - color - transparency and luster - heft - breakage - crystal habit - streak
Talc
Gypsum
3

31. List five other properties of identification
Are minerals in their simplest form
Smell - taste - magnetism - blacklight - effervesces in cold acid
Calcite
6.5

32. Copper pennies have a hardness of...
Are minerals in their simplest form
Corundum
3
Diamond

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

34. What is the definition of a mineral?
Quartz
In matrix
Vug
Naturally occurring - typically inorganic - specific composition; beginning component of the rock cycle

35. 1 on Moh's scale
Talc
2.5
Calcite
Smell - taste - magnetism - blacklight - effervesces in cold acid

36. 6 on Moh's scale
Corundum
Feldspar
Rocks cool
6.5

37. What is an indicator of impurities?
Calcite
Transparencies
Naturally occurring - typically inorganic - specific composition; beginning component of the rock cycle
Diamond

38. 3 on Moh's scale
Calcite
Are minerals in their simplest form
Apatite
Feldspar

39. 9 on Moh's scale
Corundum
3.5
3.5
Fracture

40. An empty space which allows minerals to form crystals is a...
In matrix
Topaz
Vug
Moh's scale

41. Copper pennies have a hardness of...
Rocks cool
Topaz
Diamond
3

42. 7 on Moh's scale
Hardness - color - transparency and luster - heft - breakage - crystal habit - streak
Transparencies
Transparencies
Quartz

43. When a mineral is found in a rock - it is...
In matrix
Fracture
Fluorite
6.5

44. Bauxite has...
Vug
In matrix
Hardness - color - transparency and luster - heft - breakage - crystal habit - streak
Conchoil fracture

45. 8 on Moh's scale
Topaz
3.5
Cleavage
Fluorite

46. Glass has a hardness of...
Calcite
Rocks cool
3.5
Fracture

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

48. When a mineral is found in a rock - it is...
Talc
Hardness - color - transparency and luster - heft - breakage - crystal habit - streak
Fracture
In matrix

49. Bauxite has...
Vug
Conchoil fracture
2.5
Calcite

50. 9 on Moh's scale
Corundum
Diamond
Quartz
Apatite