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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. 1 on Moh's scale
Rocks cool
Fluorite
Talc
Corundum

2. 10 on Moh's scale
Apatite
Transparencies
Diamond
3

3. Bauxite has...
Vug
Feldspar
Calcite
Conchoil fracture

4. 4 on Moh's scale
Fluorite
Metallic - non-metallic (earthy - vitreous - crystal - glassy - waxy)
Cleavage
Are minerals in their simplest form

5. Glass has a hardness of...
3.5
Moh's scale
Corundum
3

6. Nails and metal files have a hardness of...
6.5
In matrix
Transparencies
Conchoil fracture

7. When a mineral is found in a rock - it is...
2.5
3.5
In matrix
Apatite

8. 3 on Moh's scale
Smell - taste - magnetism - blacklight - effervesces in cold acid
Calcite
Smell - taste - magnetism - blacklight - effervesces in cold acid
Vug

9. 7 on Moh's scale
Vug
In matrix
Apatite
Quartz

10. When a mineral is found in a rock - it is...
In matrix
Feldspar
Quartz
Topaz

11. 9 on Moh's scale
2.5
3
Corundum
In matrix

12. Glass has a hardness of...
Talc
Apatite
Quartz
3.5

13. 5 on Moh's scale
Naturally occurring - typically inorganic - specific composition; beginning component of the rock cycle
6.5
Apatite
3.5

14. 10 on Moh's scale
In matrix
Apatite
Diamond
Fracture

15. Fingernails have a hardness of...
Topaz
2.5
Transparencies
Smell - taste - magnetism - blacklight - effervesces in cold acid

16. 2 on Moh's scale
Gypsum
Conchoil fracture
Feldspar
Metallic - non-metallic (earthy - vitreous - crystal - glassy - waxy)

17. 1 on Moh's scale
Talc
Gypsum
Vug
Are minerals in their simplest form

18. 6 on Moh's scale
Fracture
Feldspar
Calcite
Diamond

19. Most gems...
Conchoil fracture
3
Are minerals in their simplest form
In matrix

20. Crystals form as...
Rocks cool
Talc
Fracture
Fracture

21. What is an indicator of impurities?
Transparencies
Vug
Feldspar
Calcite

22. 6 on Moh's scale
In matrix
2.5
Feldspar
3.5

23. Copper pennies have a hardness of...
Quartz
3
Smell - taste - magnetism - blacklight - effervesces in cold acid
Topaz

24. A jagged break indicates...
Feldspar
Smell - taste - magnetism - blacklight - effervesces in cold acid
Fracture
Diamond

25. Bauxite has...
3.5
Rocks cool
Conchoil fracture
Rocks cool

26. 4 on Moh's scale
Are minerals in their simplest form
Fluorite
Corundum
Calcite

27. Nails and metal files have a hardness of...
3.5
Vug
6.5
Transparencies

28. List the types of luster
Feldspar
Smell - taste - magnetism - blacklight - effervesces in cold acid
Metallic - non-metallic (earthy - vitreous - crystal - glassy - waxy)
3.5

29. A jagged break indicates...
Transparencies
Fluorite
Smell - taste - magnetism - blacklight - effervesces in cold acid
Fracture

30. An empty space which allows minerals to form crystals is a...
Topaz
Vug
Smell - taste - magnetism - blacklight - effervesces in cold acid
Gypsum

31. Fingernails have a hardness of...
Corundum
2.5
Transparencies
Rocks cool

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

33. 7 on Moh's scale
Quartz
3.5
Talc
Fluorite

34. 3 on Moh's scale
3.5
Calcite
Are minerals in their simplest form
Metallic - non-metallic (earthy - vitreous - crystal - glassy - waxy)

35. Most gems...
Are minerals in their simplest form
Gypsum
Conchoil fracture
In matrix

36. List the main seven properties of identification.
6.5
Conchoil fracture
Calcite
Hardness - color - transparency and luster - heft - breakage - crystal habit - streak

37. An empty space which allows minerals to form crystals is a...
Vug
3
Metallic - non-metallic (earthy - vitreous - crystal - glassy - waxy)
Transparencies

38. Crystals form as...
Fluorite
Rocks cool
In matrix
Moh's scale

39. Scale by which hardness is measured

40. 5 on Moh's scale
Corundum
Moh's scale
3
Apatite

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

42. A smooth break indicates...
3
6.5
Rocks cool
Cleavage

43. 8 on Moh's scale
Apatite
Moh's scale
Topaz
3.5

44. A smooth break indicates...
Metallic - non-metallic (earthy - vitreous - crystal - glassy - waxy)
Cleavage
Topaz
2.5

45. 9 on Moh's scale
6.5
Corundum
2.5
6.5

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

47. Copper pennies have a hardness of...
3
Quartz
Quartz
Moh's scale

48. Scale by which hardness is measured

49. 2 on Moh's scale
Metallic - non-metallic (earthy - vitreous - crystal - glassy - waxy)
Gypsum
Talc
Smell - taste - magnetism - blacklight - effervesces in cold acid

50. What is the definition of a mineral?
Calcite
Rocks cool
Feldspar
Naturally occurring - typically inorganic - specific composition; beginning component of the rock cycle