Fluid temperature evolution in suevites at the Ries crater, Germany:

stable isotope composition of smectite type minerals

NN.. Muttik, Muttik, KK.. Kirsimäe Kirsimäe, G. R. Osinski, P. Somelar, , G. R. Osinski, P. Somelar, T. W. VennemannT. W. Vennemann

Crater mechanics and structural characteristics, Gardnos/GolGardnos/Gol,, Norway, Norway, JuneJune 88 – – 1111, 200, 20099

NIR – Network on Impact Research, PhD-student NIR – Network on Impact Research, PhD-student workshopworkshop

Ries Ries cratercrater

location: Southern Germany diameter: 24 km age: 14.3 – 14.5 Ma

Amerdingen

Otting

Drill core Nördlingen 1973Ries crater:

SEM: interior surface of surficial suevite

SEM: interior surface of crater-fill suevite

smectite

Stable isotope composition:

Stable isotopes:

Stable isotopes:

Crater-fill suevite

smektiit

zeolite

Crater-fill suevite

Paragenetic sequence for crater fill suevites:

Thank you for your attention!