File:EB1911 Crystallography - Figs 89 & 90 Striated Cubes.svg

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English: Figures 89 and 90 from the Encyclopædia Britannica (1911), Volume 7, page 584.

Left: "Fig. 89:—Striated Cube of Pyrites." striated parallel to one edge.

Right: "Fig. 90:—Striated Cube of Blende." striated parallel to one diagonal of each face.
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Source Own work based on: EB1911 - Volume 07.djvu
Author TilmannR

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Public domain This image of simple geometry is ineligible for copyright and therefore in the public domain, because it consists entirely of information that is common property and contains no original authorship.
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current09:57, 5 January 2019Thumbnail for version as of 09:57, 5 January 2019912 × 328 (1 KB)TilmannR (talk | contribs){{Information |description ={{en|1=Figures 89 and 90 from the Encyclopædia Britannica (1911), Volume 7, page 584. Left: "Fig. 89:—Striated Cube of Pyrites." striated parallel to one edge. Right: "Fig. 90:—Striated Cube of Blende." striated parallel to one diagonal of each face.}} |date =2019-01-05 |source ={{own based|EB1911 - Volume 07.djvu}} |author ={{U|TilmannR}} }} Category:Crystallography Category:Images from the 1911 Encyclopædia Britannica, volume 7 [...

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