Mountain stream sand, Maite, Región de la Araucanía, Chile
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Near Maite, S. Chile |
Coarse sand |
Location |
Maite, near Pucon, Región de la Araucanía, South Chile |
Depositional facies |
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 |
Texture |
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Petrographic thin section:
Description |
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Bright field |
Dark field |
Sample number |
heubeck0066 |
Collector |
Christoph Heubeck, Institut für Geologische Wissenschaften, FU Berlin |
Date of sampling |
14.1.2005 |
Comments:
high variability of components, mixture of different provenances; typical mountain stream sediment (compare with Entenlochklamm)
