Category:Shale samples
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Media in category "Shale samples"
The following 2 files are in this category, out of 2 total.
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Sulfidic shale (Kupferschiefer Formation, Upper Permian; Mansfeld, Germany) 2.jpg 3,855 × 1,345; 2.4 MB
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Sulfidic shale (Kupferschiefer Formation, Upper Permian; Mansfeld, Germany) 4.jpg 2,737 × 1,286; 2.27 MB