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AlpArray Magnetotelluric. MT Group at the GFZ. Field Setups. Three-dimensional electrical conductivity structure of the entire Alps using MT array data High-resolution electrical conductivity images of the Periadriactic Fault system ( 12E Swath ). Total Cost: 660k€
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AlpArrayMagnetotelluric MT Group at the GFZ 12E swath meeting, 18. Juli , 11:00 - 17:00
Field Setups • Three-dimensional electrical conductivity structure of the entire Alps using MT array data • High-resolution electrical conductivity images of the Periadriactic Fault system (12E Swath)
Total Cost: 660k€ • - Field experiment 150k€ • - 1 PostDoc (36 PM, TvÖD13) 225k€ • - 1 PhD (36 PM, TvÖD13, 75%) 169k€ • - 4 Student helper (36PM) 56k€ • - Travel 60k€. Regional Scale • Key points: • Imaging lower crust uppermost mantle: • Transition from the western to the eastern Alps. • Active and fossil fault systems. • Provide boundary values for further localized MT experiments. Collaboration: U. Cologne: B. Tezkan FU Berlin: H. Brasse U. Frankfurt: A. Junge U. Münster: M. Becken U. Oulu: T. Korja U. Barcelona: J. Pous Czech A. Science: J. Pek U. Leicester: M. Moorkamp ETH Zurich: A. Kuvshinov CNR – IGG: Adele Manzella • Field Setup: • - ~ 160 sites, 40-50 km site spacing • Long period data recording time ~ 1 month. • Instruments National German Instrument Pool (GIPP-MT)
Local Scale • Key points: • Imaging crustal structures including: • Shear zones: possible pathways for mantle fluids, • active and fossil fault systems, • the boundary between the European and Adriatic plates. • - ~ 2 km km site spacing • Broad Band data recording time 3-4 days. • The duration of the field experiment: 6-8 weeks. • Total cost: 313k€ • - Field experiment 100k€ • - 1 PhD (36 PM, TvÖD13, 75%) 169k€ • - 1 Student helper (36PM, 40h/month) 14k€ • - Travel 30k€. Personal: Mainly the GFZ MT working group http://www.geophysik.uni-muenchen.de/research/seismics/transalp
USArray-MT CVA: Cascade volcanic arc; NBR: Northern Basin and Range; SRP: Snake River Plain; YS: Yellowstone; GFTZ: Great Falls Tectonic Zone; CB: Cheyenne Belt; CRP: Columbia River Plateau; MHB: Medicine Hat Block; CP: Colorado Plateau; VS: Vulcan Suture; BA1: Back arc upwelling. White dashed line represents the outline of Siletzia embayment as imaged by Humphreys (2008) and Gao et al. (2011)
USArray-MT: Typical cross-section Subduction system Cratonic stabile zone Active zone Meqbel et al. (2013, in review)