In sandstone, a thick bed will often consist of a series of thinner inclined beds called ________.

A. laminations
B. ripple beds
C. graded beds
D. tweed beds
E. cross beds


Answer: E

Environmental & Atmospheric Sciences

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Indicate whether this statement is true or false.

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What will be an ideal response?

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Which of the following minerals are called framework silicates?

a) amphiboles b) feldspars c) olivines d) pyroxenes e) micas (biotite, muscovite, etc.)

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