Below is a metamorphic field gradient, what is the likely plate tectonic setting? Explain your answer. sample P-T limits (this study) zone P-T limits (Huang, 2003a) sample P-T path metamorphic field gradient 184.2 ± 1.5 Ma W120 (KY) 179.4 ± 1.6 Ma W110 (Sil) W126 (Ky-Sil)
Below is a metamorphic field gradient, what is the likely plate tectonic setting? Explain your answer. sample P-T limits (this study) zone P-T limits (Huang, 2003a) sample P-T path metamorphic field gradient 184.2 ± 1.5 Ma W120 (KY) 179.4 ± 1.6 Ma W110 (Sil) W126 (Ky-Sil)
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
Section: Chapter Questions
Problem 1LR
Related questions
Question
![Below is a metamorphic field gradient, what is the likely plate tectonic setting? Explain your answer.
Pressure (kbar)
7
5
(a)
Bt-zone
(from
410 °C)
3
500
sample P-T limits (this study)
zone P-T limits (Huang, 2003a)
sample P-T path
metamorphic field gradient
100 °C/kb 27 °C/km
184.2 ± 1.5 Ma
W120 (KY)
550
W122 (St)
191.5±2.4 Ma
150 °C/kb = 40 °C/km
179.4 ± 1.6 Ma
W110 (Sil)
W126 (Ky-Sil)
600
Temperature (°C)
650
Melt zone
(to 725 °C)
700](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F918808b3-3bab-4c24-a49a-fe439aaeecc0%2Ff350447e-7b7c-4923-a0aa-9ea0c93d3604%2F2we8iqm_processed.png&w=3840&q=75)
Transcribed Image Text:Below is a metamorphic field gradient, what is the likely plate tectonic setting? Explain your answer.
Pressure (kbar)
7
5
(a)
Bt-zone
(from
410 °C)
3
500
sample P-T limits (this study)
zone P-T limits (Huang, 2003a)
sample P-T path
metamorphic field gradient
100 °C/kb 27 °C/km
184.2 ± 1.5 Ma
W120 (KY)
550
W122 (St)
191.5±2.4 Ma
150 °C/kb = 40 °C/km
179.4 ± 1.6 Ma
W110 (Sil)
W126 (Ky-Sil)
600
Temperature (°C)
650
Melt zone
(to 725 °C)
700
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