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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. Bauxite has...
Conchoil fracture
Vug
2.5
Moh's scale

2. What is an indicator of impurities?
6.5
Corundum
Hardness - color - transparency and luster - heft - breakage - crystal habit - streak
Transparencies

3. 3 on Moh's scale
Are minerals in their simplest form
Naturally occurring - typically inorganic - specific composition; beginning component of the rock cycle
Calcite
Fracture

4. 5 on Moh's scale
Diamond
Apatite
Transparencies
Transparencies

5. When a mineral is found in a rock - it is...
Topaz
Fluorite
In matrix
Quartz

6. Most gems...
6.5
Transparencies
Are minerals in their simplest form
Diamond

7. Nails and metal files have a hardness of...
Calcite
Vug
6.5
Corundum

8. 5 on Moh's scale
Apatite
Diamond
3
Topaz

9. A smooth break indicates...
Corundum
6.5
3
Cleavage

10. Scale by which hardness is measured

11. 4 on Moh's scale
Quartz
Vug
Fluorite
Diamond

12. Nails and metal files have a hardness of...
Fluorite
Conchoil fracture
6.5
Smell - taste - magnetism - blacklight - effervesces in cold acid

13. When a mineral is found in a rock - it is...
2.5
Topaz
In matrix
Fracture

14. Glass has a hardness of...
Are minerals in their simplest form
3
3.5
Transparencies

15. 8 on Moh's scale
Metallic - non-metallic (earthy - vitreous - crystal - glassy - waxy)
Fluorite
Fracture
Topaz

16. 2 on Moh's scale
Rocks cool
Fracture
Gypsum
Topaz

17. List five other properties of identification
Diamond
Corundum
6.5
Smell - taste - magnetism - blacklight - effervesces in cold acid

18. Scale by which hardness is measured

19. 7 on Moh's scale
Quartz
In matrix
6.5
Smell - taste - magnetism - blacklight - effervesces in cold acid

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

21. 7 on Moh's scale
Quartz
Corundum
Apatite
Moh's scale

22. What is the definition of a mineral?
Fracture
Naturally occurring - typically inorganic - specific composition; beginning component of the rock cycle
Transparencies
3.5

23. 4 on Moh's scale
Fluorite
Moh's scale
Conchoil fracture
Rocks cool

24. What is an indicator of impurities?
2.5
Transparencies
2.5
Corundum

25. List the types of luster
Gypsum
Metallic - non-metallic (earthy - vitreous - crystal - glassy - waxy)
Fluorite
Are minerals in their simplest form

26. 9 on Moh's scale
Corundum
Conchoil fracture
Fracture
Gypsum

27. A smooth break indicates...
Diamond
Rocks cool
Metallic - non-metallic (earthy - vitreous - crystal - glassy - waxy)
Cleavage

28. A jagged break indicates...
In matrix
Fracture
Talc
Metallic - non-metallic (earthy - vitreous - crystal - glassy - waxy)

29. 1 on Moh's scale
Smell - taste - magnetism - blacklight - effervesces in cold acid
Vug
Feldspar
Talc

30. 3 on Moh's scale
Calcite
Feldspar
Are minerals in their simplest form
Hardness - color - transparency and luster - heft - breakage - crystal habit - streak

31. Bauxite has...
3
Conchoil fracture
2.5
Topaz

32. List five other properties of identification
Smell - taste - magnetism - blacklight - effervesces in cold acid
In matrix
3
Fluorite

33. An empty space which allows minerals to form crystals is a...
3
Vug
Are minerals in their simplest form
Transparencies

34. Crystals form as...
Corundum
Apatite
3.5
Rocks cool

35. 1 on Moh's scale
Diamond
Transparencies
Talc
Apatite

36. Fingernails have a hardness of...
2.5
Fluorite
Calcite
Rocks cool

37. 10 on Moh's scale
Quartz
Diamond
Apatite
Smell - taste - magnetism - blacklight - effervesces in cold acid

38. Crystals form as...
In matrix
Rocks cool
Vug
Metallic - non-metallic (earthy - vitreous - crystal - glassy - waxy)

39. Copper pennies have a hardness of...
3
Metallic - non-metallic (earthy - vitreous - crystal - glassy - waxy)
2.5
Talc

40. Most gems...
Quartz
Metallic - non-metallic (earthy - vitreous - crystal - glassy - waxy)
Fracture
Are minerals in their simplest form

41. 2 on Moh's scale
Diamond
Gypsum
Calcite
Cleavage

42. List the types of luster
Transparencies
Metallic - non-metallic (earthy - vitreous - crystal - glassy - waxy)
Apatite
Topaz

43. A jagged break indicates...
Are minerals in their simplest form
Fracture
Conchoil fracture
Corundum

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

45. Copper pennies have a hardness of...
Topaz
3
6.5
Gypsum

46. Fingernails have a hardness of...
Moh's scale
3
Hardness - color - transparency and luster - heft - breakage - crystal habit - streak
2.5

47. 8 on Moh's scale
Diamond
Topaz
3
Moh's scale

48. 6 on Moh's scale
Feldspar
Hardness - color - transparency and luster - heft - breakage - crystal habit - streak
Topaz
Vug

49. Glass has a hardness of...
Corundum
Naturally occurring - typically inorganic - specific composition; beginning component of the rock cycle
Gypsum
3.5

50. 6 on Moh's scale
Apatite
Vug
3
Feldspar