Dune Sand, Kalahari
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Mata-Mata landscape |
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Location:
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Eolian quartz sand with clay |
Location | Kalahari desert, near Mata-Mata, southern Namibia, Afrika |
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Provenance:
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Depositional facies | replace this with text about the dep facies |
Provenance | Unknown |
Composition |
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Limpid quartz, mostly with thin FeOx or clay cutanes | |
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Eolian quartz sand with clay | |
Fine medium sand (ca. 200 µ), very well sorted, subangular |
Petrographic thin section:
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Bright field | Dark field Description | Exclusively limpid monocristalline quartz, mostly with thin FeOx or clay cutanes |
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Bright field | Dark field |
Sample number |
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Texture:
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fine medium sand (ca. 200 µ), very well sorted, subangular
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Sample Number:
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heubeck0071 | |
Collector |
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W. Franke | |
Date |
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of sampling | unknown |
Comments:
The excellent sorting and especially the abscence of coarse grains in combination with the high mineralogical maturity indicate an eolian transport and sedimentation
