Rocks & Minerals


1. When various minerals are split by a wedge, some break evenly along a flat surface while others fracture unevenly. Which property of a mineral is responsible for the way in which it splits?




2. Which property best describes a rock which formed from sediments?




3. Which observation about an igneous rock would support the inference that the rock cooled slowly underground?




4. The diagram depicts a piece of conglomerate rock. Which of the following is the oldest?






5. The igneous rock pictured in the diagram is most likely






6. Clay is related to shale as pebbles are related to




7. Which statement correctly describes the distribution of sedimentary rocks on the Earth?




8. Extremely small crystal grains in an igneous rock are an indication that the crystals formed




9. What processes are responsible for the formation of the sedimentary rock shown in the diagram?






10. In which rock type are fossils usually found?




11. According to the Reference Tables, which rock is of felsic composition, low in density, light in color and coarse grained?




12. Which is usually a characteristic of igneous rocks with a high density?




13. According to the Earth Science Reference Tables, which is the most abundant element in the Earth's crust?




14. The rock shown in the diagram is most likely






15. According to the Earth Science Reference Tables, some sedimentary rocks form as the direct result of the




16. Which of the following minerals would be able to scratch the other three?




17. Why do calcite and dolomite both bubble when placed in acid?




18. What property of halite is shown in the diagram?






19. According to the Earth Science Reference Tables, which type of sedimentary rock contains the greatest range of particle sizes?




20. Large rock salt deposits in the Syracuse area indicate that the area once had




21. Which process would form sedimentary rock?




22. When dilute hydrochloric acid is placed on the sedimentary rock limestone and the nonsedimentary rock marble, a bubbling reaction occurs with both. What does this indicate?




23. Which property of a mineral is being tested in the diagram?






24. What is the main difference between metamorphic rocks and most other rocks?




25. The structure shown in the diagram is found in






26. All rocks contain




27. Which is most likely a nonsedimentary rock?




28. The physical properties of a mineral are due largely to its




29. Which statement concerning a large outcrop of granite (coarse grained igneous rock) is most likely correct?




30. Diamond and graphite are two minerals composed totally of carbon. Why are diamond and graphite so different in physical properties?




31. The texture of an igneous rock gives information regarding




32. Moh's scale is used in describing the mineral characteristic of




33. The rock in the diagram contains intergrown crystals that are 0.7 mm in diameter. This rock is most likely






34. Which rock is shown in the diagram?






35. Two mineral samples have different physical properties, but each contains silicate tetrahedrons as its basic structural unit. Which statement about the two mineral samples must be true?




36. Which statement best describes a general property of rocks?




37. Which property is used to classify the land-derived sedimentary rocks listed in the Earth Science Reference Tables?




38. According to the Earth Science Reference Tables, dolostone, rock gypsum and rock salt are formed by the process of




39. According to the Earth Science Reference Tables, which property would be most useful for identifying igneous rocks?




40. A river carrying pebbles, sand, silt and clay flows into the ocean. The sediments are sorted by size as they are deposited at different distances from shore. Which sedimentary rock will most likely form from sediments deposited farthest from shore?




41. Sand collected at a beach contains a mixture of pyroxene, olivine, amphibole and plagioclase feldspar. According to the Earth Science Reference Tables, the rock from which this mixture of sand came is
best described as




42. Of the Earth's more than 2,000 identified minerals, only a small number are commonly found in rocks. This fact indicates that most




43. Which property of a rock is shown in the diagram?






44. Which sedimentary rocks are formed from organic matter?




45. Where are sedimentary rocks most frequently found?




46. Which foliated rock is formed by exposing shale to heat and pressure?




47. Which foliated metamorphic rock with fine to medium grain size contains quartz, amphibole, garnet and pyroxene?




48. Which rock is formed by the metamorphism of limestone or dolostone?




49. Which rock is formed by the cementation of particles which are 0.00021 cm in diameter?




50. An extrusive igneous rock with glassy with non-vesicular texture is composed of plagioclase feldspar, biotite, and pyroxene. This rock is most likely




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