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Stained onyx from Idar-Oberstein, Rhineland-Palatinate as rough stone and cabochon (3 cm in diameter). Old material, former Fritz Seliger collection/Berlin. (Author: Andreas Gerstenberg)

Stained onyx from Idar-Oberstein, Rhineland-Palatinate as rough stone and cabochon (3 cm in diameter). Old material, former Fritz Seliger collection/Berlin. (Author: Andreas Gerstenberg)

Dimensions: 600 x 450
File size: 24.43 kbytes
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