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Keywords from Image Description:
Aiguemarine et quartz sur orthose Namibie. fr cristaux de bryl var aiguemarine cristal de quartz var quartz fum cristal de feldspath var orthose Erongo Mts Usakos and Omaruru Districts Erongo Namibia en crystals of beryl var aquamarine crystal of quartz var smoky quartz crystal of feldspar var orthoclase Erongo Mts Usakos and Omaruru