Tectonics - Spring 2012
Week-13 April 24 – April 26:
Tuesday April 24:
Metamorphic pseudosections
Continental Extension
Paper-Summaries Extension
Strike-slip tectonics
Thursday April 12:
Strke-slip tectonics
Precambrian tectonics
Supercontinent cycle and continent evolution
Heresy in tectonics
****** Past Weeks ******
Week-12 April 19 (No-class-Tuesday):
Thursday April 19: Continental Extension
Question 18-21 due
Week-11 April 10 – April 12:
Tuesday April 10: Mountain Belt Tours
Taconics, Acadian, Alps, Canadian Cordillera
Complete Paper summaries
Journal-watch – Continental crust
Thursday April 12:
Taconics, Acadian, Alps, Canadian Cordillera
Complete Paper summaries
Journal-watch – Continental crust
Metamorphism in Mountain Belts
Delamination: An alternative model
Week-10 April 3 – April 5:
Tuesday April 3: Read (carefully) KK&V Chapter 10
Thursday April 5, 2012
Isostacy calculations
Complete reading KK&V Chapter 10
Paper Summaries: Continental Crust
Journal Watch: Continental crust
Brief summaries of individual projects – What will you do?
Week-9 March 27
Isostacy calculations
Rudnick, R.L., and Fountain, D., M., 1995, Nature and composition of the continental crust: a lower crustal perspective: Reviews of Geophysics, v. 33, p. 267-309.
Week-8 March 13 - March 15:
Hand in Questions 13,14 (Based on reading and KK&V).
Tuesday, March 13, 2012 Island Arcs – Continued
Accretionary Prisms
Platt, J.P., 1986, Dynamics of orogenic wedges and the uplift of high-pressure metamorphic rocks: Geological Society of America Bulletin, v. 97, p. 1037-1053.
Review/skim: Dahlen, F.A., 1990, Critical taper model of fold-and-thrust belts and accretionary wedges. Annual Review of earth and Planetary Sciences, 18, 55-99.
Metamorphism at convergent boundaries (general)
Review KK&V-subduction Chapter.
Thursday, Mar. 15, 2012
Week-7 March 6 - March 8:
Hand in questions 11,12.
Tuesday, March 6, 2012 Island Arcs – Petrology and Geoshemistry (Continued)
Reading from Hamilton, GSA Bulletin
Wilson: Chapter 6Thursday, Mar. 8, 2012
Finish Hamilton, KK&V Characteristics of Subduction zones.
Journal Watch: subduction
Cox and Hart exercises, Chapter 1
Week-6 Feb 28-March 1:
Hand in question 10.
Tuesday, Feb. 28, 2012 Subduction (Continued)
Reading from Hamilton, GSA Bulletin
KK&V
Journal Summary
Journal Watch
Thursday, Mar. 1, 2012
Geochemistry of Island Arcs
Wilson, Chapter 6, Island Arcs
Week-5 Feb 21-23:
Hand in: Questions: 6-9.
Subduction
Tuesday, Feb. 14, 2012 Ocean Crust – Ridges (cont.)
Journal Watch: Ocean crust, Mid-ocean ridge, etc.
Wilson, Chapter 5, Mid-ocean ridges
Catch up on two paper summaries (Sean, Katherine)
Thursday, Feb. 16, 2012 Oceanic Subduction/Island Arcs – Introduction
Read: K-K and V: Chapter 9 “Subduction zones”
Hamilton, W.B., 1988, Plate tectonics and island arcs: Geological Society of America Bulletin, v. 100, p. 1503-1527. {This is a landmark paper; lots of insight in there. Come with questions.}
Fowler: 459-486!!
Week-3 Feb 7-9 Ocean Crust – Ridges
Hand in- Question-1,2
Tuesday, Feb. 7, 2012
K-K and V: p. 24-29 Ocean Crust
K-K and V: Chapter 6 Ocean Ridges (skim Chapter 4)
*** Solomon, S. C. & Toomey, D. R., 1992. The structure of mid-ocean ridges. Annual Review of Earth and Planetary Sciences, 20, 329-364.
Thursday, Feb. 9, 2012
Journal Watch: Ocean crust, Mid-ocean ridge, etc. (postponed)
Paper summary: Mid-ocean ridges
Week-2 Jan 31, Feb 2 Earth Interior, Mantle Dynamics
KK&V Chapter-2: See syllabus
Fowler: Chapter 8, Deep Interior of the Eart (Avoid for now: 8.2 (all).
Journal Watch: Mantle
Paper-Summary - Mantle
Week-1 Jan. 24, 26 Introduction
KK&V Chapter 1: Historical Perspective