Uniformitarianism and Rock Relationships - GeoScience
Uniformitarianism and Rock Relationships - GeoScience
Uniformitarianism and Rock Relationships - GeoScience
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2. The diagrams below show stratigraphic columns obtained at three localities<br />
about 10 km apart.<br />
Volcanic ash<br />
a. Which fossil type is missing from locality C?<br />
b. What does this tell you about the probable age of the oldest rocks at<br />
locality C, compared with the oldest rocks at the other two localities?<br />
c. Which location was closest to the volcano that deposited the ash?<br />
d. Why is the volcanic ash layer of particular significance in correlating<br />
the three sequences?<br />
e. State, giving reasons, which of the three localities was closest to the<br />
l<strong>and</strong>.<br />
Topics 3.1 & 3.2 <strong>Uniformitarianism</strong> & <strong>Rock</strong> <strong>Relationships</strong> Page 24 of 27
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