Principles of Historical Geology III Historical Geology – Principles III.
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Transcript of Principles of Historical Geology III Historical Geology – Principles III.
![Page 1: Principles of Historical Geology III Historical Geology – Principles III.](https://reader035.fdocuments.in/reader035/viewer/2022062305/5697bfde1a28abf838cb2028/html5/thumbnails/1.jpg)
Principles of Historical Geology III
Historical Geology – Principles III
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Other Principles of Historical Geology
Historical Geology – Principles III
William "Strata" Smith
Late 1700'sobsessed Englishcanal engineer
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Other Principles of Historical Geology
Historical Geology – Principles III
Principle of Fossil Succession:
1. Fossils occur in an orderly
and predictable fashion in
a vertical succession of rocks.
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Other Principles of Historical Geology
Historical Geology – Principles III
Principle of Fossil Succession:
1. Fossils occur in an orderly
and predictable fashion in
a vertical succession of rocks.
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BBBB
CCCC
DDDD
No theory … just what you see!!!
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Other Principles of Historical Geology
Historical Geology – Principles III
Principle of Fossil Succession:
2. Each stratigraphic level has
an unique assemblage
of fossils.
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Other Principles of Historical Geology
Historical Geology – Principles III
Principle of Fossil Succession:
2. Each stratigraphic level has
an unique assemblage
of fossils.
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BBBB
CCCC
DDDD
![Page 7: Principles of Historical Geology III Historical Geology – Principles III.](https://reader035.fdocuments.in/reader035/viewer/2022062305/5697bfde1a28abf838cb2028/html5/thumbnails/7.jpg)
Other Principles of Historical Geology
Historical Geology – Principles III
Principle of Fossil Succession:
2. Each stratigraphic level has
an unique assemblage
of fossils.
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(1)
(2)
(3)
(4)
(5)
(6)
AB Zone
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Other Principles of Historical Geology
Historical Geology – Principles III
Principle of Fossil Succession:
3. Therefore, the same fossil assemblage
found in layers of rock from two locations are:
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Other Principles of Historical Geology
Historical Geology – Principles III
Principle of Fossil Succession:
3. Therefore, the same fossil assemblage
found in layers of rock from two locations are: same position in sequence
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Other Principles of Historical Geology
Historical Geology – Principles III
Fossil collecting at one localityyields many specimens of:
C and D but no others. What is your position?
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Other Principles of Historical Geology
Historical Geology – Principles III
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CCCC
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(1)
(2)
(3)
(4)
(5)
(6)
Fossil collecting at one localityyields many specimens of:
C and D but no others. What is your position?
Zone 5
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Other Principles of Historical Geology
Historical Geology – Principles III
Principle of Fossil Succession:
3. Therefore, the same fossil assemblage
found in layers of rock from two locations are: same position in sequence
same position in Earth’s History
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Other Principles of Historical Geology
Historical Geology – Principles III
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“Home”“new &
unknown”
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Other Principles of Historical Geology
Historical Geology – Principles III
AAA
BBBB
CCCC
DDDD
(1)
(2)
(3)
(4)
(5)
(6)FFF
EEEE
CCC
DDDD
“Home”“new &
unknown”
BB
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Other Principles of Historical Geology
Historical Geology – Principles III
Principle of Fossil Succession: allows for
Correlation: establishing lateral
equivalence of rock layers that were
once continuous.
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The map that changed the world:
Historical Geology – Principles III
http
://w
ww
.unh
.edu
/esc
i/gre
atm
ap.h
tml
link to map
W. Smith
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The map that changed the world:
Historical Geology – Principles III
http
://w
ww
.unh
.edu
/esc
i/gre
atm
ap.h
tml
link to map
W. Smith
The first geologic map
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Historical Geology – Principles III
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Review
Historical Geology – Principles III
Superposition Original Horizontality Original Lateral Continuity Inclusion of Components Cross Cutting Relationships Uniformitarianism Fossil Succession Biological Evolution Plate Tectonics