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 |
Depositional facies | replace this with text about the dep facies |
Provenance |
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Unknown | |
Composition |
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Limpid quartz, mostly with thin FeOx or clay cutanes | |
| quartz sand with clay cutanes Fine medium sand (ca. 200 µ), very well sorted, subangular |
Petrographic thin section:
Description | Exclusively limpid monocristalline quartz, mostly with thin FeOx or clay cutanes |
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Bright field | Dark field |
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Texture:
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Texture of the grains, ecc.
Sample |
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number |
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Collector:
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heubeck0071 |
Collector |
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W. Franke |
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Date:
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Date of sampling | unknown |
Comments:
Further comments on the sand, depositional history, ecc.The excellent sorting and especially the abscence of coarse grains in combination with the high mineralogical maturity indicate an eolian transport and sedimentation
