Roterbärit in Clausthalit Grube Roter Bär.jpg
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 21:10, 1 April 2021 | 2,572 × 1,764 (2.48 MB) | wikimediacommons>Erongoguy | {{Information |Description=Reflected-light photomicrograph of roterbärite (dark cream to slightly greenish cream) inclusions in clausthalite (bluish white), in spatial association with gold (bright yellow), bohdanowiczite (bright cream), and mertieite-II (pinkish cream), in a matrix of vein carbonate. Roter Bär mine, Harz Mountains, Germany. Copyright © Technical University Clausthal - This image is copyrighted. Unauthorized reproduction prohibited. |Source=zur Verfügung gestellt vom Urheber... |
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