Tectonics - Spring 2016  - Assignments

*************************************************************************
Week-12    April 5 – April 7 : **************

Tuesday, April 5, 2016
Orogenic Belts – Pt. 1
Non-collisional orogenesis -- The Andes
KKV: Chapter 10 p. 287-306… Please Read Carefully
Arc-continent collision and accretionary orogenesis
KKV: p. 332-342
Metamorphism – basic settings and P-T-t paths  (also P-T-t-D)
          
  ** Please show me your Improbablia solution 1-5

If there is time, Cox map exercises

Thursday, April 7, 2016
     Orogenic Belt tours (and paper summaries)…

*************************************************************************
Week-11 March 29 - March 31: **************

Tuesday, March 29, 2016

Nature of Continental Crust
     Please read carefully:   Rudnick, R.L., Fountain, D., M., 1995. Nature and composition of the continental crust: a lower crustal perspective. Reviews of Geophysics, 33(3): 267-309.  Also Taylor and McLennan, 1995, The geochemical evolution of continental crust.

Supplemental Reading:
Rudnick, R.L. (1995) Making continental crust.  Nature 378:  571-578.
Rudnick, R.L. and Gao, S. (2003) The Composition of the Continental Crust, pp. 1-64.  In The Crust (ed. R.L. Rudnick) Vol. 3, Treatise on Geochemistry (eds. H.D. Holland and K.K. Turekian), Elsevier-Pergamon, Oxford.

Thursday, March 31, 2016
     The Andes:  Non-collisional orogenesis
          KKV: p. 287-306… Please Read Carefully
     Arc-continent collision and accretionary orogenesis
          KKV: p. 332-342

Please complete isostacy questions 1-5... this week.

*************************************************************************
Week-10 March 22 - March 24: **************

Tuesday, March 22, 2016

No class - Attend the NS-GSA in Albany... lots of Tectonics will be discussed there.

Thursday, March 24, 2016
    Isostacy and Improbablia -

*************************************************************************
Week 9 March 15- March 17    Spring Break  *******************

Have a nice break, but keep thinking about tectonics!

Week-8 March 08 - March 10:   *******************
            Complete Question 1-4

Tuesday, Mar. 08, 2016:    Island Arcs – Petrology and Geochemistry (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.
Clockwise and counterclockwise metamorphic paths

 

Thursday, Mar. 10, 2016:  Island Arcs – Petrology and Geochemistry (Continued)
            Paper-summaries – subduction/arcs
Metamorphism at convergent boundaries (general)

           See:  Brown, M., 2010. Paired metamorphic belts revisited. Gondwana Research, 18(1): 46-59.

            Review KK&V-subduction Chapter-9, especially metamorphim.
    
Cox and Hart exercises, Chapter 1 - Vector Motion of Plates – Pt. 1
Intro: Continental Crust

 

Week-7:  March 1, 3:  Subduction and Island Arcs  (cont.)  

Tuesday, March 1, 2016  Subduction/island arcs
Review:  K-K and V: Chapter 9 “Subduction zones”
Discussion:  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… and bring a copy of the paper}

Read:  Fowler: 459-486!!
Read Wilson Chapter 6

Thursday, March 3, 2016  Island Arcs – Petrology and Geochemistry
Journal Summary: subduction/arcs
Hand in Question-4a
Begin: 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.

*************************************************************************
Week-6:  Feb 23-25:  Heat-flow; Subduction and Island Arcs   

Tuesday, Feb. 23, 2016 Ocean Crust-Ridges (cont.); Intro to island Arcs
Questions 2-b due.

Thursday, Feb. 25, 2014  Subduction - Island Arcs

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-5  Feb 16, 18  Ocean Crust and Mid-ocean Ridges

Tuesday Feb. 16, 2016  Hand in Question-2 (General Questions)
Thursday Feb. 18, 2016
Paper summaries –Ocean Crust and Ridges
            Introduction: subduction, Island Arcs

 *************************************************************************
Week-4  Feb 9, 11  Ocean Crust and Mid-ocean Ridges

Tuesday Feb. 9, 2016
            Structure of Ocean Crust and mid-ocean ridge
            Petrology of the mid-ocean ridge

Important: Make sure that you have some notes on each of these papers: SOMe of the mian oints…
Macdonald,  2001;  Soloman and Toomey, 1992.

Thursday, Feb. 4, 2016
Continue: petrology of mid-ocean ridges
Read: Wilson, Chapter 5, Mid-ocean ridges
Review Qtz-En-Fo  phase diagram

Heat Flow from ocean crust and ridges

Reading:

Sclater, J. G., Jaupart, C. and Galson, D., 1980, The heat flow through oceanic and continental crust and the heat loss of the Earth: Reviews of Geophysics and Space Physics, v. 18, p. 269-311. (Focus on p. 269- 280: oceanic heat flow...)
Fowler Pages 269-285 include general material on geotherm calculations and condutive heat flow - Read lightly; Pages 285-298 focus on oceanic lithosphere. Please read this material more carefully.

Background Reading:
Chapman, D., S. and Pollack, H. N., 1975, Global heat flow: a new look: Earth and Planetary Science Letters, v. 28, p. 23-32.
Pollack, H. N. and Chapman, D. S., 1977, The flow of heat from the Earth's interior: Scientific American, v. 237

Paper summaries – we may get to some of them…

*************************************************************************

Week-3  Feb 2, 4  Ocean Crust and Mid-ocean Ridges

Tuesday Feb. 2
Hand in- Question-1
Deep Earth paper summaries

Thursday, Feb. 4, 2016
Map of the World – Tectonics Questions
Reading:
K-K and V: p. 24-29 Ocean Crust
K-K and V: Chapter 6 Ocean Ridges (skim Chapter 4)
Good Summary: Macdonald, K.C., 2001. Mid-Ocean Ridge Tectonics, Volcanism and Geomorphology. In: J. Steele, S.T., K. Turekian (Ed.), Encyclopedia of Ocean Sciences. Academic Press, pp. 1798-1813.

**Classic Paper: Solomon, S. C. & Toomey, D. R., 1992. The structure of mid-ocean ridges. Annual Review of Earth and Planetary Sciences, 20, 329-364.

 *************************************************************************

Week-2 Jan 26, 28, Earth Interior, Mantle Dynamics

Tuesday, Jan 26, 2016
Intro to Earth Structure
KK&V Chapter-2: See syllabus
Fowler: Chapter 8, Deep Interior of the Earth (Avoid for now: 8.2 (all) Fowler: Chapter 8, Deep Interior of the Earth (Avoid for now: 8.2 (all)
The adiabatic Gradient – Intro.

Thursday Jan. 28, 2016
The adiabatic Gradient
            Review the concept and the math in any appropriate source
Plumes and Ridges - Intro

*************************************************************************

Week-1 Jan. 26, 28   - Introduction ******************************

Tuesday, Jan. 19, 2016
Introduction to course

Thursday, Jan. 21,  2016
KK&V Chapter 1: Historical Perspective
In-class: Tectonic Observations
            Bucher’s Laws
Choose paper: deep Earth

Next: Intro to Earth Structure  (Review basic structure of Earth)
The adiabatic Gradient  (Define and describe)