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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. 3 on Moh's scale
Vug
Gypsum
Quartz
Calcite

2. Most gems...
Are minerals in their simplest form
Smell - taste - magnetism - blacklight - effervesces in cold acid
Quartz
Vug

3. Crystals form as...
Rocks cool
3
Cleavage
Are minerals in their simplest form

4. 1 on Moh's scale
Talc
Corundum
Conchoil fracture
Hardness - color - transparency and luster - heft - breakage - crystal habit - streak

5. Nails and metal files have a hardness of...
Rocks cool
6.5
2.5
Calcite

6. An empty space which allows minerals to form crystals is a...
3
In matrix
Vug
Talc

7. Glass has a hardness of...
Cleavage
Are minerals in their simplest form
Corundum
3.5

8. A jagged break indicates...
Fracture
Fluorite
Conchoil fracture
Apatite

9. An empty space which allows minerals to form crystals is a...
Metallic - non-metallic (earthy - vitreous - crystal - glassy - waxy)
Talc
In matrix
Vug

10. 8 on Moh's scale
Talc
Fluorite
Topaz
Transparencies

11. 5 on Moh's scale
Calcite
Corundum
Topaz
Apatite

12. Copper pennies have a hardness of...
Fluorite
Rocks cool
3
Conchoil fracture

13. When a mineral is found in a rock - it is...
Moh's scale
In matrix
3
3.5

14. Bauxite has...
3
Conchoil fracture
Calcite
Topaz

15. List five other properties of identification
Smell - taste - magnetism - blacklight - effervesces in cold acid
Calcite
Are minerals in their simplest form
Moh's scale

16. Bauxite has...
Talc
Diamond
Metallic - non-metallic (earthy - vitreous - crystal - glassy - waxy)
Conchoil fracture

17. What is an indicator of impurities?
Feldspar
Corundum
Talc
Transparencies

18. 7 on Moh's scale
Quartz
Feldspar
Cleavage
In matrix

19. 2 on Moh's scale
Feldspar
Metallic - non-metallic (earthy - vitreous - crystal - glassy - waxy)
3.5
Gypsum

20. What is the definition of a mineral?
2.5
In matrix
Fluorite
Naturally occurring - typically inorganic - specific composition; beginning component of the rock cycle

21. Fingernails have a hardness of...
2.5
Apatite
3
Diamond

22. List the types of luster
Fracture
Metallic - non-metallic (earthy - vitreous - crystal - glassy - waxy)
6.5
Cleavage

23. What is the definition of a mineral?
Naturally occurring - typically inorganic - specific composition; beginning component of the rock cycle
Apatite
Corundum
3

24. When a mineral is found in a rock - it is...
6.5
In matrix
Hardness - color - transparency and luster - heft - breakage - crystal habit - streak
Rocks cool

25. A smooth break indicates...
Metallic - non-metallic (earthy - vitreous - crystal - glassy - waxy)
Quartz
Corundum
Cleavage

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

27. What is an indicator of impurities?
Quartz
Transparencies
Fracture
6.5

28. Scale by which hardness is measured

29. Nails and metal files have a hardness of...
Quartz
6.5
Vug
3.5

30. 2 on Moh's scale
Corundum
2.5
Gypsum
Quartz

31. Most gems...
Are minerals in their simplest form
6.5
Rocks cool
Corundum

32. 9 on Moh's scale
Transparencies
Vug
Corundum
2.5

33. List the main seven properties of identification.
Hardness - color - transparency and luster - heft - breakage - crystal habit - streak
Fracture
In matrix
3

34. Copper pennies have a hardness of...
Conchoil fracture
3.5
Fracture
3

35. Scale by which hardness is measured

36. 1 on Moh's scale
Talc
Corundum
Gypsum
Transparencies

37. A jagged break indicates...
Apatite
Hardness - color - transparency and luster - heft - breakage - crystal habit - streak
Fracture
Quartz

38. 4 on Moh's scale
Fluorite
Cleavage
Feldspar
Hardness - color - transparency and luster - heft - breakage - crystal habit - streak

39. 6 on Moh's scale
Feldspar
3
2.5
3

40. 10 on Moh's scale
Metallic - non-metallic (earthy - vitreous - crystal - glassy - waxy)
6.5
Diamond
Calcite

41. 8 on Moh's scale
Rocks cool
Topaz
Smell - taste - magnetism - blacklight - effervesces in cold acid
Fluorite

42. 5 on Moh's scale
Transparencies
Apatite
Cleavage
Are minerals in their simplest form

43. 7 on Moh's scale
Smell - taste - magnetism - blacklight - effervesces in cold acid
Quartz
In matrix
Topaz

44. List the types of luster
Fracture
Quartz
Metallic - non-metallic (earthy - vitreous - crystal - glassy - waxy)
Fracture

45. 4 on Moh's scale
Cleavage
Fluorite
2.5
Topaz

46. A smooth break indicates...
2.5
Fracture
Conchoil fracture
Cleavage

47. Glass has a hardness of...
Fracture
3.5
6.5
Quartz

48. 9 on Moh's scale
Gypsum
Corundum
In matrix
Are minerals in their simplest form

49. List five other properties of identification
Calcite
Metallic - non-metallic (earthy - vitreous - crystal - glassy - waxy)
Smell - taste - magnetism - blacklight - effervesces in cold acid
In matrix

50. 6 on Moh's scale
Quartz
Feldspar
Are minerals in their simplest form
Vug