PhD. thesis MARTIN HUGO SENGER

These are the results of the measurements obtained throughout the PhD. thesis of Martin Hugo SENGER. These include: 1- Bulk-rock (XRF, LA-ICP-MS, MC-ICP-MS) for major and trace elements and molybdenum isotopic composition 2- In-situ (SIMS) for sulfur and iron isotope composition of pyrite crystals embedded in black shales. 3- U-Pb zircon geochronology (LA-ICP-MS and CA-ID-TIMS).