Eolian Sand, Red Centre, Australia
| Eolian deposition in dune and | |
| |
Red Centre, Australia |
| Macro, sphere is 2000 μ |
Location |
...
Curtain Creek, Red Centre, Australia |
...
Provenance:
...
Depositional facies | Eolian deposition in dune and interdune areas |
Provenance | Sedimentary rocks in central Australia (e.g. Ayers Rock, Kata Tjuta, Mount Conner) |
Composition |
...
Almost exclusively limpid monocrytalline quartz with FeOx or clay cutanes | |
Texture | Very well sorted, subrounded, dim surfaces, red fine sand (125 - 160 μm) |
Petrographic thin section:
...
Texture:
...
Texture of the grains, ecc.
Sample number | Collector | Date of sampling |
|---|---|---|
|
|
|
...
Comments:
...
Description | Limpid monocrystalline quartz, red FeOx cutanes |
|
| _ |
Bright field | Close up |
Sample number | heubeck0043 |
Collector | Dr. Dorothee Mertmann, Universität Halle |
Date of sampling | 2007 |
...
Comments:
...
Red colour of quartz grains caused by FeOx cutanes, frequent humidification through periodical rise of ground water
Additional data pageFurther comments on the sand, depositional history, ecc.
