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Large-scale cross-beds (greater than 10 ft. in height) commonly indicate a ___________ sedimentary environment.
Q7: From where does the name "greenstone" in
Q8: The sedimentary rock _ forms from the
Q15: Banded iron formations precipitated in oxygen-rich ocean
Q21: Which mechanism provides heat to Earth's interior?<br>A)
Q22: The most abundant rock type deposited during
Q41: Elongated minerals aligned in a parallel manner
Q61: In the 19<sup>th</sup> century, the geologic time
Q62: Shallow water fauna and phytoplankton are stressed
Q68: Most sedimentary rocks are deposited by water
Q108: Economic analysis implies that one of the