What general direction was the Pacific plate moving between 70.7 and 43.4 million years ago?

Applications and Investigations in Earth Science (9th Edition)
9th Edition
ISBN:9780134746241
Author:Edward J. Tarbuck, Frederick K. Lutgens, Dennis G. Tasa
Publisher:Edward J. Tarbuck, Frederick K. Lutgens, Dennis G. Tasa
Chapter1: The Study Of Minerals
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What general direction was the Pacific plate moving between 70.7 and 43.4 million years ago?

160W
Akeutian Trench
180
170 W
- 50ʻN-
Meiji Seamount
(5.000/70.7)
Shaded areas designate zones
between sea surface and 2 km
below sea surface
+ Topographic high
Figures in parentheses:
(km from Kilauea/millions of years)
40'N-
40°N-
1,000
500
kilometers
Hawaian-Emperor Bend
Yuryaku
Seamount
(3,520/43.4)
Midway Island
(2,432/27.7)
30'N
30'N
Ha
Kauai (5195.1)
Ridge
Hawaian
Islands
20'N
Hawali
160 W
Kilauea
170 W
180
170'E
Figure 3. Map of the Hawaiian-Emperor Seamount chain. Points show the locations of basalt
lava samples. Parentheses enclose two numbers: distance to Kilauea in kilometers and age of
sample in millions of years (determined by radiometric dating).
Emperor Seamounts
Transcribed Image Text:160W Akeutian Trench 180 170 W - 50ʻN- Meiji Seamount (5.000/70.7) Shaded areas designate zones between sea surface and 2 km below sea surface + Topographic high Figures in parentheses: (km from Kilauea/millions of years) 40'N- 40°N- 1,000 500 kilometers Hawaian-Emperor Bend Yuryaku Seamount (3,520/43.4) Midway Island (2,432/27.7) 30'N 30'N Ha Kauai (5195.1) Ridge Hawaian Islands 20'N Hawali 160 W Kilauea 170 W 180 170'E Figure 3. Map of the Hawaiian-Emperor Seamount chain. Points show the locations of basalt lava samples. Parentheses enclose two numbers: distance to Kilauea in kilometers and age of sample in millions of years (determined by radiometric dating). Emperor Seamounts
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