GFZ Potsdam - Publications

Publications

Helmholtz Centre Potsdam
GFZ German Research Centre for Geosciences

(Co) Author: Schmitt, A. K.

Paper (ISI journals)

2013

Lindsay, J. M.; Trumbull, R. B.; Schmitt, A. K.; Stockli, D. F.; Shane, P. A.; Howe, T. M. (2013): Volcanic stratigraphy and geochemistry of the Soufrière Volcanic Centre, Saint Lucia with implications for volcanic hazards. Journal of Volcanology and Geothermal Research, 258, 126-142.
| EDOC: 20640 | 10.1016/j.jvolgeores.2013.04.011 |

2011

Gabitov, R. I.; Schmitt, A. K.; Rosner, M.; McKeegan, K. D.; Watson, E. B.; Harrison, T. M. (2011): In situ Delta7Li, Li/Ca, and Mg/Ca analyses of synthetic aragonites. Geochemistry Geophysics Geosystems (G3), 12, Q03001.
| EDOC: 16823 | 10.1029/2010GC003322 | PDF |

2010

Schmitt, A. K.; Stockli, D. F.; Niedermann, S.; Lovera, O. M.; Hausback, B. P. (2010): Eruption ages of Las Tres Vírgenes volcano (Baja California): A tale of two helium isotopes. Quaternary Geochronology, 5, 5, 503-511.
| EDOC: 17293 | 10.1016/j.quageo.2010.02.004 | PDF |

2009

Uba, C. E.; Hasler, C.-A.; Buatois, L. A.; Schmitt, A. K.; Plessen, B. (2009): Isotopic, paleontologic, and ichnologic evidence for late Miocene pulses of marine incursions in the central Andes. Geology, 37, 9, 827-830.
| EDOC: 13610 | Abstract | 10.1130/G30014A.1 |

2006

Schmitt, A. K.; Romer, R. L.; Stimac, J. A. (2006): Geochemistry of volcanic rocks from the Geysers Geothermal Area, California Coast Ranges.. Lithos, 87, 1-2, 80-103.
| EDOC: 8908 | 10.1016/j.lithos.2005.05.005 |

2004

Wigand, M.; Schmitt, A. K.; Trumbull, R. B.; Villa, I. W.; Emmermann, R. (2004): Short-lived magmatic activity in an anorogenic subvolcanic complex: 40Ar/39Ar and ion microprobe U-Pb zircon dating of the Erongo, Damaraland Province, Namibia. Journal of Volcanology and Geothermal Research, 130, 3-4, 285-305.
| EDOC: 4286 | 10.1016/S0377-0273(03)00310-X |

2003

Schmitt, A. K.; Lindsay, J. M.; de Silva, S. L.; Trumbull, R. B. (2003): U-Pb zircon chronostratigraphy of early-Pliocene ignimbrites from the La Pacana, north Chile: implications for the formation of stratified magma chambers. Journal of Volcanology and Geothermal Research, 120, 43-53.
| EDOC: 2885 | 10.1016/S0377-0273(02)00359-1 |

2002

Schmitt, A. K.; Kasemann, S. A.; Meixner, A.; Rhede, D. (2002): Boron in Central Andean Ignimbrites: Implications for Crustal Boron Cycles in an Active Continental Margin. Chemical Geology, 183, 335-349.
| EDOC: 2909 |

Schmitt, A. K.; Trumbull, R. B.; Dulski, P.; Emmermann, R. (2002): Zr-Nb-REE mineralization in peralkaline granites from the Amis Complex, Brandberg (Namibia): evidence for magmatic pre-enrichment from melt inclusions. Economic Geology, 97, 2, 399-413.
| EDOC: 2884 |

2001

Kasemann, S. A.; Meixner, A.; Rocholl, A.; Vennemann, T.; Rosner, M.; Schmitt, A. K.; Wiedenbeck, M. (2001): Boron and oxygen isotopic composition of certified reference materials NIST SRM610/612 and reference materials JB-2 and JR-2. Geostandard Newsletters - The Journal for Geostandards and Geoanalysis, 25, 2, 405-416.
| EDOC: 2921 |

Lindsay, J. M.; Schmitt, A. K.; Trumbull, R. B.; de Silva, S. L.; Siebel, W.; Emmermann, R. (2001): Magmatic evolution of the La Pacana Caldera system, central Andes, Chile: compositional variation of two cogenetic, large-volume felsic ignimbrites and implications for contrasting eruption mechanisms. Journal of Petrology, 42, 3, 459-486.
| EDOC: 1780 | 10.1093/petrology/42.3.459 |

Schmitt, A. K. (2001): Gas-saturated crystallization and degassing in large-volume, crystal-rich dacitic magmas from the Altiplano-Puna, northern Chile. Journal of Geophysical Research, 106, B12, 30561-30578.
| EDOC: 2825 | Abstract |

Schmitt, A. K.; de Silva, S. L.; Trumbull, R. B.; Emmermann, R. (2001): Magma evolution in the Purico ignimbrite complex, northern Chile: evidence for zoning of a dacitic magma by injection of rhyolitic melts following mafic recharge. Contributions to Mineralogy and Petrology, 140, 6, 680-700.
| EDOC: 2824 | Abstract | 10.1007/s004100000214 |

2000

Schmitt, A. K.; de Silva, S. L. (2000): The Merzbacher and Eggler (1984) geohygrometer: a cautionary note on its suitability for high-K suites. Journal of Petrology, 41, 3, 357-362.
| EDOC: 1889 |

Schmitt, A. K.; Emmermann, R.; Trumbull, R. B.; Bühn, B.; Henjes-Kunst, F. (2000): Petrogenesis and 40Ar/39Ar Geochronology of the Brandberg complex, Namibia: Evidence for a major mantle contribution in metaluminous and peralkaline granites. Journal of Petrology, 41, 8, 1207-1239.
| EDOC: 1651 |

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Paper (further journals)

2000

Lindsay, J. M.; Schmitt, A. K.; Trumbull, R. B. (2000): Eruption de deux vastes ignimbrites distinctes d'une chambre magmatique stratifée: Société Volcanologique Européenne. Genève Information, 3, 7-15.
| EDOC: 2828 |

Trumbull, R. B.; Emmermann, R.; Bühn, B.; Gerstenberger, H.; Mingram [Plessen], B.; Schmitt, A. K.; Volker, F. (2000): Insights on the genesis of the Cretaceous Damaraland igneous complexes in Namibia: The Nd- and Sr-isotopic perspective. Communications of the Geological Survey of Namibia, 12, 313-325.
| EDOC: 2829 |

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Conference Paper

2005

Trumbull, R. B.; Babeyko, A. Y.; de Silva, S. L.; Lindsay, J. M.; Lucassen, F.; Schmitt, A. K.; Siebel, W.; Sobolev, S. V. (2005): Causes and Consequences of Crustal Melting in the Central Andes. International Final Symposium of the Collaborative Research Center 'Deformation Processes in the Andes', SFB 267 (Potsdam 2005).
| EDOC: 6886 |

2002

Schmitt, A. K.; Trumbull, R. B.; Dulski, P.; Emmermann, R. (2002): Melt inclusion evidence for a magmatic origin of Zr-Nb-REE enrichment in the Amis Complex, Brandberg (Namibia).. 11th IAGOD Symposium and Geocongress (Windhoek 2002).
| EDOC: 6616 |

2001

Schmitt, A. K.; Trumbull, R. B.; Emmermann, R.; Dulski, P. (2001): Melt inclusion evidence for an igneous origin of Nb-Zr-REE mineralization in peralkaline granites from the Brandberg, Namibia. 79. Jahrestagung der Deutschen Mineralogischen Gesellschaft (Potsdam 2001).
| EDOC: 2637 |

2000

Kasemann, S. A.; Meixner, A.; Vennemann, T.; Rocholl, A.; Rosner, M.; Schmitt, A. K.; Wiedenbeck, M. (2000): Boron and Oxygen Isotopic Composition of Microanalytical Reference Materials NIST SMR610 and SRM612. Geoanalysis 2000 meeting, 33.
| EDOC: 1904 |

Schmitt, A. K.; Rhede, D.; Kasemann, S. A. (2000): Boron Isotopic Compositions of Melt Inclusion Glasses - Evidence for Crustal Recycling in Andean Ignimbrites. Melt Inclusion Workshop.
| EDOC: 1865 |

Trumbull, R. B.; Schmitt, A. K.; Frindt, S.; Emmermann, R.; Haapala, I. (2000): Cretaceous anorogenic granites and silicic volcanics at the passive margin of Namibia. IGC 2000.
| EDOC: 1641 |

Trumbull, R. B.; Siebel, W.; Hahne, K.; Lindsay, J. M.; Schmitt, A. K.; Emmermann, R. (2000): Evolution of the Andean Central Volcanic Zone: from contamination of arc andesites to large-scale crustal melting. IGC.
| EDOC: 1632 |

Trumbull, R. B.; Siebel, W.; Schmitt, A. K.; Lindsay, J. M.; Hahne, K.; Schnurr, W. B. W. (2000): Source constraints and Pre-eruptive magmatic conditions for Neogene silicic ignimbrites from the Central Andes (23-26°S). IX Congreso Geológico Chileno, 81-82.
| EDOC: 1633 |

1999

Lindsay, J. M.; Schmitt, A. K.; Trumbull, R. B. (1999): Contrasting eruption mechanisms of cogenetic, large-volume ignimbrites from the La Pacana Caldera, North Chile. IUGG, p. B170.
| EDOC: 1619 |

Schmitt, A. K.; Lindsay, J. M.; Emmermann, R. (1999): Pre-eruptive Magma Storage Conditions and Evidence for Externally Controlled Eruption of Large-volume Central Andean Ignimbrites. AGU Fall Meeting.
| EDOC: 1887 |

Schmitt, A. K.; Rhede, D.; Emmermann, R. (1999): Comparison of microanalytical techniques for hydrous rhyolite glasses - results from a melt inclusion study. EUG 10, p 533.
| EDOC: 1888 |

Schmitt, A. K.; Trumbull, R. B.; Emmermann, R. (1999): Conditions of upper crustal storage and eruption of felsic magmas - insights from a melt inclusion study of the Purico complex, N.-Chile. European Current Research on Fluid Inclusions ECROFI XV, 261-262.
| EDOC: 1627 |

Schmitt, A. K.; Trumbull, R. B.; Lindsay, J. M.; Emmermann, R. (1999): Assessment of the depth of intracrustal melt generation and magma storage zones in the Central Andes - insights from ignimbrite petrology and geochemistry. 4. International Symposium on Andean Geodynamics, 659-662.
| EDOC: 1628 |

Trumbull, R. B.; Lindsay, J. M.; Schmitt, A. K.; Siebel, W.; Schilling, F. R.; Giese, P.; Wigger, P.; Brasse, H.; Lucassen, F.; Franz, G. (1999): Crust-mantle mixing in continental arc magmas: Petrological and petrophysical investigations in the Andes. 24th General Assembly of the European Geophysical Society (The Hague, Netherlands 1999).
| EDOC: 2285 |

1998

Schmitt, A. K.; Hervig, R. L.; de Silva, S. L.; Trumbull, R. B. (1998): Magmatic evolution of monotonous felsic ignimbrites: the Purico Complex, N.-Chile. 16. Geowissenschaftliches Lateinamerika-Kolloquium, p. 146.
| EDOC: 1626 |

Schmitt, A. K.; Hervig, R. L.; de Silva, S. L.; Trumbull, R. B. (1998): Thermal and compositional variation in a felsic magma chamber: a melt inclusion study of the Purico Complex, N.-Chile. IAVCEI International Volcanological Congress, p. 53.
| EDOC: 1625 |

Siebel, W.; Trumbull, R. B.; Lucassen, F.; Emmermann, R.; Haase, G.; Hahne, K.; Kraemer, B.; Lindsay, J. M.; Schmitt, A. K.; Schnurr, W. B. W.; Wolter, M. (1998): Isotopic contrasts in Neogene ignimbrites from the central Andes (23°S - 27°S): source heterogeneity or different petrogenesis?. 16. Geowissenschaftliches Lateinamerika-Kolloquium, p. 152.
| EDOC: 1629 |

Trumbull, R. B.; Schmitt, A. K.; Gerstenberger, H.; Mingram [Plessen], B.; Bühn, B. (1998): Crustal and mantle reservoirs in the Damaraland Alkaline Province, Namibia. IAVCEI, p. 63.
| EDOC: 1636 |

1997

Schmitt, A. K.; Emmermann, R.; Trumbull, R. B.; Gerstenberger, H.; Bühn, B. (1997): Nb-REE Enrichments in Peralkaline Granites of the Brandberg Massif, Namibia. EUG 9, p. 530.
| EDOC: 1601 |

Schmitt, A. K.; Lindsay, J. M.; Thomas, R.; Trumbull, R. B.; Siebel, W. (1997): Estimates of magmatic pressure, temperature and water concentrations in late Neogene ignimbrites of the Altiplano-Puna Volcanic Complex: evidence for deep-seated magma chambers. VII Congreso Geologico Chileno, International Earth Science Congress.
| EDOC: 1602 |

Trumbull, R. B.; Gerstenberger, H.; Schmitt, A. K.; Mingram [Plessen], B.; Bühn, B.; Emmermann, R. (1997): Mesozoic igneous complexes in Namibia; Crust-mantle interaction on a rifted continental margin. EUG 9, p. 459.
| EDOC: 1607 |

Trumbull, R. B.; Schmitt, A. K.; Gerstenberger, H. (1997): Isotopic diversity in the Damaraland Alkaline Province, Namibia: variationns in crustal and mantle reservoirs and processes of mixing. ILP Workshop, 44-45.
| EDOC: 1609 |

Trumbull, R. B.; Schmitt, A. K.; Mingram [Plessen], B.; Gerstenberger, H. (1997): The mantle component in Mesozoic rift-related granitoids in Namibia. IAVCEI General Assembly, p. 146.
| EDOC: 1606 |

1996

Schmitt, A. K.; Emmermann, R.; Gerstenberger, H.; Trumbull, R. B. (1996): Peralkaline and metaluminous granites of the Brandberg, Namibia: granite evolution in an anorgenic igneous complex. 74. Jahrestagung der Deutschen Mineralogischen Gesellschaft (Kiel 1996), 245.
| EDOC: 1684 |

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Thesis/Habil

1999

Schmitt, A. K. (1999): Melt generation and magma chamber processes in the Purico Complex and implications for ignimbrite formation in the Central Andes. Scientific Technical Report ; 99/18, GeoForschungsZentrum Potsdam, 44.
| EDOC: 3751 |

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