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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. 4 on Moh's scale
Talc
Fluorite
Metallic - non-metallic (earthy - vitreous - crystal - glassy - waxy)
Topaz

2. 1 on Moh's scale
Hardness - color - transparency and luster - heft - breakage - crystal habit - streak
Conchoil fracture
Talc
Metallic - non-metallic (earthy - vitreous - crystal - glassy - waxy)

3. Fingernails have a hardness of...
3.5
2.5
Conchoil fracture
6.5

4. A smooth break indicates...
Transparencies
Naturally occurring - typically inorganic - specific composition; beginning component of the rock cycle
Cleavage
Fluorite

5. Copper pennies have a hardness of...
3
Apatite
In matrix
Apatite

6. 8 on Moh's scale
Feldspar
Topaz
2.5
Are minerals in their simplest form

7. A jagged break indicates...
Feldspar
Topaz
Fracture
Feldspar

8. 7 on Moh's scale
Naturally occurring - typically inorganic - specific composition; beginning component of the rock cycle
Fracture
Quartz
Gypsum

9. 3 on Moh's scale
Calcite
Hardness - color - transparency and luster - heft - breakage - crystal habit - streak
Topaz
Gypsum

10. Most gems...
Are minerals in their simplest form
Calcite
Corundum
Feldspar

11. 4 on Moh's scale
Naturally occurring - typically inorganic - specific composition; beginning component of the rock cycle
Transparencies
Naturally occurring - typically inorganic - specific composition; beginning component of the rock cycle
Fluorite

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

13. 8 on Moh's scale
Topaz
In matrix
Corundum
6.5

14. 2 on Moh's scale
Calcite
Fluorite
Diamond
Gypsum

15. 10 on Moh's scale
Cleavage
Diamond
3
Conchoil fracture

16. List five other properties of identification
3.5
Smell - taste - magnetism - blacklight - effervesces in cold acid
In matrix
Diamond

17. A jagged break indicates...
Fracture
3
Quartz
Naturally occurring - typically inorganic - specific composition; beginning component of the rock cycle

18. Glass has a hardness of...
3.5
Talc
Fluorite
Corundum

19. 1 on Moh's scale
3.5
Talc
Gypsum
Fluorite

20. 2 on Moh's scale
Gypsum
Fluorite
Transparencies
2.5

21. An empty space which allows minerals to form crystals is a...
Vug
3.5
Naturally occurring - typically inorganic - specific composition; beginning component of the rock cycle
Conchoil fracture

22. What is the definition of a mineral?
Vug
Conchoil fracture
Diamond
Naturally occurring - typically inorganic - specific composition; beginning component of the rock cycle

23. What is an indicator of impurities?
Smell - taste - magnetism - blacklight - effervesces in cold acid
Calcite
Transparencies
Quartz

24. 5 on Moh's scale
Topaz
Apatite
Gypsum
Vug

25. 3 on Moh's scale
Apatite
Corundum
Calcite
Rocks cool

26. 6 on Moh's scale
Feldspar
Quartz
Naturally occurring - typically inorganic - specific composition; beginning component of the rock cycle
Rocks cool

27. Copper pennies have a hardness of...
3.5
Gypsum
3
Topaz

28. List five other properties of identification
Smell - taste - magnetism - blacklight - effervesces in cold acid
Transparencies
Vug
Rocks cool

29. Glass has a hardness of...
3
3.5
Fracture
Naturally occurring - typically inorganic - specific composition; beginning component of the rock cycle

30. When a mineral is found in a rock - it is...
Gypsum
Smell - taste - magnetism - blacklight - effervesces in cold acid
Calcite
In matrix

31. Crystals form as...
Are minerals in their simplest form
Feldspar
Rocks cool
3.5

32. Fingernails have a hardness of...
2.5
Transparencies
3
Conchoil fracture

33. An empty space which allows minerals to form crystals is a...
Hardness - color - transparency and luster - heft - breakage - crystal habit - streak
Are minerals in their simplest form
Vug
Cleavage

34. Crystals form as...
Rocks cool
Moh's scale
In matrix
Diamond

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

36. 9 on Moh's scale
Topaz
Conchoil fracture
Corundum
Gypsum

37. A smooth break indicates...
Transparencies
Moh's scale
Cleavage
3.5

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

39. What is an indicator of impurities?
Smell - taste - magnetism - blacklight - effervesces in cold acid
Topaz
6.5
Transparencies

40. Scale by which hardness is measured

41. 10 on Moh's scale
Quartz
Diamond
Calcite
Rocks cool

42. List the main seven properties of identification.
Hardness - color - transparency and luster - heft - breakage - crystal habit - streak
Transparencies
Topaz
In matrix

43. When a mineral is found in a rock - it is...
Corundum
Talc
3.5
In matrix

44. 9 on Moh's scale
Talc
Corundum
Rocks cool
Fluorite

45. List the main seven properties of identification.
Hardness - color - transparency and luster - heft - breakage - crystal habit - streak
In matrix
Cleavage
Metallic - non-metallic (earthy - vitreous - crystal - glassy - waxy)

46. 6 on Moh's scale
Smell - taste - magnetism - blacklight - effervesces in cold acid
Naturally occurring - typically inorganic - specific composition; beginning component of the rock cycle
Rocks cool
Feldspar

47. 7 on Moh's scale
Transparencies
Fluorite
Quartz
Corundum

48. Most gems...
Transparencies
Feldspar
3.5
Are minerals in their simplest form

49. Bauxite has...
2.5
3.5
Moh's scale
Conchoil fracture

50. Bauxite has...
Conchoil fracture
Cleavage
3
Moh's scale