Dune Sand, Kalahari
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Mata-Mata landscape | Eolian quartz sand with clay |
Location |
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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 | |
Texture | Fine medium sand (ca. 200 µ), very well sorted, subangular |
Petrographic thin section:
| Exclusively limpid monocristalline |
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Bright field |
| Dark field |
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Texture:
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Fine medium sand (ca. 200 µ), very well sorted, subangular
Sample number | heubeck0071 | ||
Collector | W. Franke | ||
Date of sampling | heubeck0071 | W. Franke | 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
