File:Chromium Alum - side view1.jpg

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Deutsch: Idiomorpher synthetischer Chrom-Alaun-Einkristall in Form eines Oktaeders. Die violette Farbe wird durch die Cr3+-Kationen hervorgerufen. Entlang der Oktaederkanten sind Rhombendodekaederflächen angedeutet
English: single crystal of a synthetic chrome alum with common octahedral shape. Note the rhombic dodecahedra faces along the octahedron edges
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Date/TimeThumbnailDimensionsUserComment
current06:07, 15 June 2021Thumbnail for version as of 06:07, 15 June 20211,430 × 1,430 (1.11 MB)Ra'ike (talk | contribs)Cropped 32 % horizontally, 2 % vertically using CropTool with lossless mode.
10:48, 10 July 2013Thumbnail for version as of 10:48, 10 July 20132,114 × 1,454 (1.67 MB)Ra'ike (talk | contribs)higher solution
22:41, 8 October 2008Thumbnail for version as of 22:41, 8 October 20081,600 × 1,300 (529 KB)Ra'ike (talk | contribs)== Beschreibung == {{Information |Description= {{de|Idiomorpher synthetischer Chrom-Alaun-Einkristall in Form eines Oktaeders. Die violette Farbe wird durch die Cr<sup>3+</sup>-Kationen hervorgerufen. Entlang der Oktaederkanten sind Rhombendodekaederfläc

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