Mountain stream sand, Entenlochklamm, Germany/Austria
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Entenlochklamm |
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Macro |
Location:
Entenlochklamm, Chiemgau Alps, Germany/Austria
Depositional facies:
Mountain stream, gorge; highly variable flow conditions and short transport
Provenance:
orogen; sediments and metasediments of the eastern alps (Kössener Becken/Schichten)
Composition:
SRFs (partly low grade metamorphic overprinted) → clay shales/shists (phyllite), limestones (packstones with fragments of fossiles), dolomite, marl, chert;
PRFs (also low grade metamorphic overprinted) → monocrystalline quartz, plagioclase, hornblende, chlorite
Petrographic thin section:
Dominant metasedimentäre Provenanz aus grobkristallinen, fast marmorartigen
Kalke, tonführenden schiefrigen Mergel, monokristallinem Quarz, quarzführenden plutonische
Gesteinsfragmente (PRFs), dazu Metalitharenite mit hohem Glimmeranteil und gut verfestigte Tonsteine.
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Metasedimentary provenance of |
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Bright field |
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Dark field |
Texture:
Texture of the grains, ecc.
Sample number |
Collector |
Date of sampling |
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Comments:
Further comments on the sand, depositional history, ecc.
