Technical Sessions - Geological Society of America

SeSSion no. 74
T148. Orogeny: Relating Rigid Plates to Diffuse Lithospheric
Deformation II (GSA Structural Geology and Tectonics Division;
GSA Geophysics Division)
1:30 PM, Colorado Convention Center, Room 704/706
Craig H. Jones, David M. Whipp, Basil Tikoff, Gregory A. Houseman, and
Ian W.D. Dalziel, Presiding
74-1 1:30 PM England, Philip C.*; Houseman, Gregory A.; Nocquet,
Jean-Mathieu: The DYnamicS oF DeFormaTion in
The aegean: conSTrainTS From a DenSe FielD
oF crUSTal VelociTY
74-2 1:50 PM Gordon, Richard G.*; Houseman, Gregory A.: Thin
ViScoUS SheeT moDelS For DiSTriBUTeD
DeFormaTion oF oceanic liThoSPhere
accommoDaTing moTion BeTWeen The inDia,
caPricorn, anD aUSTralia PlaTeS
74-3 2:05 PM Berglund, Henry T.*; Sheehan, Anne F.; Nerem, R. Steven;
Lowry, Anthony R.; Murray, Mark H.; Roy, Mousumi;
George, Nicolas K.; Blume, Frederick: geoDeTic
meaSUremenTS oF DeFormaTion in The rio
granDe riFT region
74-4 2:20 PM Tikoff, Basil*; Giorgis, Scott; Gaschnig, Richard M.;
Vervoort, Jeffrey D.: TranSPreSSional ZoneS anD
liThoSPheric-Scale STrain localiZaTion: an
eXamPle From The WeSTern iDaho Shear Zone
74-5 2:35 PM Whipp, David M. Jr.*; Beaumont, Christopher; Braun, Jean:
STrain ParTiTioning in an oBliQUe conVergenT
orogen: aPPlicaTion To The WeSTern himalaYan
SYnTaXiS anD KaraKoram FaUlT
74-6 2:50 PM Molnar, Peter*; Dayem, Katherine E.: maJor
inTraconTinenTal STriKe-SliP FaUlTS anD
conTraSTS in liThoSPheric STrengTh
74-7 3:05 PM Meade, Brendan J.*; Loveless, John P.: ParTiTioning
oF localiZeD anD DiFFUSe DeFormaTion aT
The inDia-aSia colliSion Zone From JoinT
inVerSionS oF geologic anD geoDeTic
oBSerVaTionS
3:25 PM Break
74-8 3:40 PM McQuarrie, Nadine*; Leier, Andrew; Long, Sean P.:
eXhUmaTion, SUBSiDence, SeDimenTaTion anD
eVacUaTion: linKing SUrFace ProceSSeS To
manTle geoDYnamicS in The anDean PlaTeaU
74-9 3:55 PM Jacobs, Joachim*; Thomas, Robert J.; Ueda, Kosuke;
Kleinhanns, Ilka; Bingen, Bernard; Engvik, Ane: inDenToreScaPe,
DelaminaTion anD orogenic collaPSe
oF The ca. 600-500 ma eaST aFrican/anTarcTic
orogen in moZamBiQUe anD Dronning maUD
lanD (eaST anTarcTica)
74-10 4:10 PM Cassel, Elizabeth J.*; Henry, Christopher D.; Graham,
Stephan A.; Chamberlain, C. Page: DeTermining
oligocene ToPograPhY anD TecToniSm acroSS
The norThern Sierra neVaDa anD WeSTern
BaSin anD range USing STaBle iSoToPe
PaleoalTimeTrY in Volcanic glaSS
74-11 4:25 PM Levandowski, Will*; Jones, Craig H.; Frassetto, Andy; Zandt,
George; Gilbert, Hersh; Owens, Thomas J.: BUoYancY
anD DoWnWelling: DiSTriBUTion oF eclogiTe in
The Sierra neVaDa
74-12 4:40 PM Stern, Tim*; Houseman, Greg; Evans, Lynn A.: The role
oF UPPer manTle inSTaBiliTY For rocK UPliFT,
PoTaSSic VolcaniSm anD crUST-manTle Thinning
WiThin WeSTern norTh iSlanD, neW ZealanD
74-13 4:55 PM Houseman, Gregory A.*; Evans, Lynn A.: manTle DriPS
anD Their imPacT on moho ToPograPhY anD
DeFormaTion oF The loWer crUST
5:10 PM Discussion
SESSION NO. 75
SeSSion no. 75
T155. Cryptic Uplift of the Interior of the U.S. Cordilleran
Orogen (GSA Structural Geology and Tectonics Division;
GSA Geophysics Division; GSA Quaternary Geology and
Geomorphology Division)
1:30 PM, Colorado Convention Center, Room 708
Rebecca Flowers, Craig H. Jones, Ian M. Miller, and Katharine Huntington,
Presiding
75-1 1:30 PM Schmandt, Brandon*; Humphreys, Eugene D.: UPPer
manTle SeiSmic STrUcTUre anD imPlicaTionS
For SUPPorT oF The WeSTern U.S. corDilleran
UPliFT
75-2 1:45 PM Moucha, Robert*; Forte, Alessandro M.; Rowley, David B.;
Mitrovica, Jerry X.; Simmons, Nathan A.; Grand, Stephen P.:
manTle conVecTion anD The laTe cenoZoic
eVolUTion oF SoUThWeSTern US ToPograPhY
75-3 2:00 PM Robert, Xavier*; Moucha, Robert; Whipple, Kelin X.; Forte,
Alessandro; Reiners, Peter W.: an inTegraTeD moDel
For The PoST-laramiDe eVolUTion oF The granD
canYon anD The coloraDo PlaTeaU
75-4 2:15 PM Wernicke, Brian*; Raub, Timothy D.; Grover, Jeffrey A.;
Lander, E. Bruce: PoSSiBle claSTS oF ShinUmo
QUarTZiTe (eaSTern granD canYon) in loWer
miocene conglomeraTeS oF The SeSPe
FormaTion (coaSTal SoUThern caliFornia),
anD imPlicaTionS For The UPliFT anD eroSion
hiSTorY oF The SoUThWeSTern US
75-5 2:30 PM Lechler, Alex R.*; Niemi, Nathan A.: SeDimenTologic
anD iSoToPic conSTrainTS on The cenoZoic
ToPograPhic eVolUTion oF The WeSTern US
corDillera aT ~36°n
2:45 PM Break
75-6 3:00 PM Raynolds, Robert*; Dechesne, Marieke: The araPahoe
conglomeraTe in The DenVer BaSin, coloraDo
75-7 3:15 PM Gonzales, David A.*; Gianniny, Gary L.: The TaleS
oF laTe creTaceoUS To TerTiarY graVelS in
SoUThWeSTern coloraDo
75-8 3:30 PM Davis, Steven J.*: The Paleogene caliFornia riVer:
eViDence oF moJaVe-UinTa PaleoDrainage From
U-PB ageS oF DeTriTal ZirconS
75-9 3:45 PM Schwartz, Theresa M.*; Schwartz, Robert K.: The renoVa
FormaTion: a recorD oF PaleolanDScaPe,
PaleoDrainage, anD PoST-comPreSSional BaSin
DeVeloPmenT aToP The corDilleran orogenic
WeDge, SoUThWeSTern monTana
75-10 4:00 PM Fan, Majie*; DeCelles, Peter: laTe Paleocene-earlY
eocene acceleraTeD laramiDe DeFormaTion,
eXhUmaTion, anD eleVaTion gain in WYoming
4:15 PM Break
75-11 4:30 PM Poulsen, Christopher J.*: STaBle WaTer iSoToPeS anD
PaleoalTimeTrY in a Warm climaTe
75-12 4:45 PM Fricke, Henry*; Sewall, Jacob: PaleoeleVaTion oF The
norTh american corDillera From The laTe
creTaceoUS To laTe eocene: an inTegraTeD
climaTe moDel-oXYgen iSoToPe aPProach
75-13 5:00 PM Snell, Kathryn E.*; Koch, Paul L.; Eiler, John M.: eViDence
For moDeraTe To high eleVaTion oF The laTe
creTaceoUS ‘neVaDaPlano’ in The norThern
BaSin anD range ProVince From carBonaTe
clUmPeD iSoToPe (Δ ) ThermomeTrY
47
75-14 5:15 PM Hren, Michael T.*: organic molecUlar ProXieS
For PaleoclimaTe anD PaleoeleVaTion:
aPPlicaTionS, aDVanceS anD limiTaTionS
oF organic BiomarKerS aS a recorD oF
PaleoenVironmenTal change
31 Oct.–3 Nov. • Denver, Colorado, USA 163
S U N D A Y
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