What Is the Difference Between a Rock That Is Cemented

question 19

Multiple Choice

What is the difference between a rock that is cemented and a rock that is crystalline?

• A)A rock that is cemented contains rounded grains that are held together by cement,whereas a crystalline rock contains angular grains held together by cement.
• B)Crystalline rocks contain minerals,while cemented rocks contain rock fragments;both are held together by static forces between grains.
• C)Minerals are held together as interlocking pieces in a cemented rock,whereas grains are held together by minerals precipitated in pore spaces in a crystalline rock.
• D)Minerals are held together as interlocking pieces in a crystalline rock,whereas in a cemented rock the grains do not fit together like puzzle pieces and instead are held together by cement.

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