Mountain stream sand, Maite, Región de la Araucanía, Chile
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Near Maite, S. Chile Unknown macro: {table-cell} |
Coarse sand |
Location:
Maite, near Pucon, Región de la Araucanía, South Chile
Sedimentation area:
Riverbank of a mountain stream
Provenance:
Magmatic arc over a subduction zone, strato-volcanoes and their basement
Composition:
litharenithic; metasediments (phyllite, schist, carbonate schist); VRFs, incl. basaltic to andesitic mikrolithes (plagioclase, clinopyroxene); granitic-dioritic PRFs (quartz, orthoclase, plagioclase, hornblende); chlorite, epidote, microcline
Petrographic thin section:
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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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heubeck0066 |
Christoph Heubeck, Institut für Geologische Wissenschaften, FU Berlin |
14.1.2005 |
Comments:
high variability of components, mixture of different provenances; typical mountain stream sediment (compare with Entenlochklamm)