Technical Sessions - Geological Society of America

SESSION NO. 11
SeSSion no. 11
T34. Vapors, Brines, Sulfides, and Mines: Understanding Metal
Mobility in Magma-Hydrothermal Systems and Their Supergene
Successors (Society of Economic Geologists; GSA Mineralogy,
Geochemistry, Petrology, and Volcanology Division; GSA
Hydrogeology Division)
8:00 AM, Colorado Convention Center, Room 601
Jacob B. Lowenstern, Adam Simon, and Charles Alpers, Presiding
11-1 8:00 AM Saunders, J.*; Brueseke, M.: VolaTiliTY oF
meTal(loiDS) anD The geograPhic-geochemical
ZonaTion oF TerTiarY ePiThermal/ePiZonal
oreS in WeSTern USa
11-2 8:15 AM Muntean, John L.*; Cline, Jean S.; Simon, Adam; Longo,
Anthony A.: The origin oF carlin-TYPe golD
DePoSiTS
11-3 8:30 AM Mungall, James E.*: conSTrainTS on VaPor
SaTUraTion in cUmUlaTeS oF The UPPer criTical
Zone oF The BUShVelD comPleX
11-4 8:50 AM Rice, Alan*: cFD moDelling oF hYDroThermal
TranSPorT in The earTh’S crUST: imPlicaTionS
For The FormaTion oF ore BoDieS
11-5 9:05 AM Mengason, Michael*; Piccoli, Philip; Candela, Philip: The
SaTUraTion oF anDeSiTic magma BY coPPer-iron
SUlFiDe mineralS anD liQUiDS aS a FUncTion oF
oXYgen FUgaciTY, SUlFUr FUgaciTY, anD iron To
coPPer raTio oF The melT
11-6 9:20 AM Simon, Adam*; Muntean, John; Aillaud, Brian: The
FormaTion oF aU-rich PorPhrY DePoSiTS:
Where iS The cU?
11-7 9:35 AM Audétat, Andreas; Dolejs, David; Lowenstern, Jacob B.*:
molYBDenUm BehaVior in rhYoliTic melTS:
eFFecTS oF oXYgen FUgaciTY, molYBDeniTe
SaTUraTion anD TecTonic SeTTing
9:50 AM Break
11-8 10:05 AM Zajacz, Zoltan*; Candela, Philip; Piccoli, Philip: anDeSiTe
melT-VolaTile eQUiliBria anD iTS imPlicaTionS
For The FormaTion oF magmaTic-hYDroThermal
ore DePoSiTS
11-9 10:20 AM Candela, Philip*; Piccoli, Philip; Zajacz, Zoltan; Tattitch,
Brian; Mengason, Michael: coPPer in magmaTic
eFFlUVia
11-10 10:40 AM Duley, Soma*; Chattaraj, Pratim K.; Vigneresse,
Jean Louis Sr.: harD-SoFT aciD-BaSe concePTS
aPPlieD To meTal SegregaTion inTo The FlUiD
(VaPoUr) PhaSe DUring The magmaTic STage
11-11 10:55 AM Tattitch, Brian*; Candela, Philip; Piccoli, Philip; Bodnar,
Robert J.; Fedele, L.: The eFFecT oF co on coPPer
2
ParTiTioning in a FelSic melT-VaPor-Brine
aSSemBlage
11-12 11:10 AM Alpers, Charles N.*: geochemical ProceSSeS
conTrolling The relaTiVe aBUnDance oF
coPPer, Zinc, anD caDmiUm in WeaThering
ProDUcTS oF Volcanogenic maSSiVe SUlFiDe
DePoSiTS
11-13 11:25 AM Mathur, Ryan*: inSighTS inTo The migraTion anD
concenTraTion oF cU DUring WeaThering From
cU iSoToPe FracTionaTion
11-14 11:45 AM Leslie, K.L.*; Ihlenfeld, C.; Oates, C.; Barr, J.; Fowle, D.A.:
microBial conTrolS on ore WeaThering anD
meTal ion moBiliTY
136 2010 annual meeting: Reaching New Peaks in Geoscience
SeSSion no. 12
T59. High-Pressure and High-Temperature Metamorphism: P–T–t
Paths and Tectonics (GSA Mineralogy, Geochemistry, Petrology,
and Volcanology Division; Mineralogical Society of America; GSA
Structural Geology and Tectonics Division)
8:00 AM, Colorado Convention Center, Room 203
Michael Brown, Fraukje M. Brouwer, and Nigel Kelly, Presiding
8:00 AM introductory remarks
12-1 8:15 AM Kelly, Nigel*; Appleby, Sarah K.; Mahan, Kevin:
mineralogical anD TeXTUral characTeriZaTion
oF meTamorPhic rocKS USing an aUTomaTeD
mineralogY aPProach
12-2 8:30 AM Kelsey, David E.*; Powell, Roger: The cUrrenT STaTe
oF PlaY in linKing acceSSorY mineral groWTh
anD BreaKDoWn To maJor mineral eVolUTion in
meTamorPhic rocKS
12-3 8:50 AM Brown, Michael*; Reno, Barry L.; Piccoli, Philip; Trouw,
R.A.J.: P-T-Time eVolUTion oF high-graDe naPPeS
From The neoProTeroZoic SoUThern BraSília
BelT, BraZil
12-4 9:05 AM Eccles, Kathryn A.*; Carrigan, Charles W.: PreliminarY
P-T-T inVeSTigaTion oF rUTile-Bearing PeliTic
SchiSTS in The SoUThern aPPalachian BlUe
riDge
12-5 9:20 AM Baxter, Ethan F.*: recogniZing Thermal, FlUiD,
anD mineral groWTh PUlSeS DUring regional
orogeneSiS
9:40 AM Discussion
9:55 AM Break
12-6 10:10 AM Clark, Chris*; Healy, David: The role oF raDiogenic
heaT ProDUcTion in The generaTion oF UlTra
high TemPeraTUre crUSTal meTamorPhiSm
12-7 10:25 AM Mitchell, Rhea K.*; Indares, Aphrodite; Ryan, Bruce:
PolYmeTamorPhiSm oF The granUliTe-FacieS
TaSiUYaK ParagneiSS, norThern laBraDor:
eViDence For UhT anhYDroUS melTing DUring
conTacT meTamorPhiSm
12-8 10:40 AM De Paoli, Matthew C.*; Clarke, Geoffrey; Klepeis, Keith:
conTemPoraneoUS eclogiTe anD granUliTe
FacieS aSSemBlageS oF The BreaKSea
orThogneiSS, FiorDlanD, neW ZealanD
12-9 10:55 AM Agard, Philippe*; Angiboust, Samuel; Plunder, Alexis;
Yamato, Philippe; Augier, Romain: PeTrogeoDYnamicS
oF hP-lT rocKS: STaTe oF The arT anD
aPPlicaTion To ProceSSeS along The
SUBDUcTion channel
12-10 11:15 AM Selverstone, Jane*; Frezzotti, Maria Luce; Sharp,
Zachary D.; Compagnoni, Roberto: loW-TemPeraTUre
DiamonDS in oceanic rocKS From The WeSTern
alPS
12-11 11:30 AM Terry, Michael P.*: The PoTenTial For DeTermining
The PT eVolUTion oF rocKS aT UhP conDiTionS
USing cr in garneT anD SPinel Bearing
KValViKa PeriDoTiTe, WeSTern gneiSS region,
norWaY
11:45 AM Discussion