Tag Archives: ring

A Rhombic Ring of Icosahedra, Leading to a Rhombic Dodecahedron Made of Icosahedra

As it turns out, eight icosahedra form this rhombic ring, by augmentation: Measured from the centers of these icosahedra, the long and short diagonal of this rhombus are in a (√2):1 ratio. How do I know this? Because that’s the … Continue reading

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Decagonal Ring of Rhombic Triacontahedra

Ten rhombic triacontahedra fit perfectly into a decagonal ring. It’s not a “near-miss” — the fit is exact. I made this with Stella 4d, software you can try for free, or purchase, at http://www.software3d.com/Stella.php.

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Thirteen Dodecagonal Rings of Dodecagons

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The Great Rhombcuboctahedron As a Building-Block

This solid, also known as the great rhombicuboctahedron, and the truncated icosidodecahedron, can be used to build many other things. In addition to the elongated ring of eight above, for example, there’s this octagonal prism. Remember the elongated ring at … Continue reading

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Rings and Shadows

Software credit: see http://www.software3d.com/stella.php.

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Ring of Ten Rhombic Triacontahedra

I made this .gif with Stella 4d, software available as a free trial download at http://www.software3d.com/stella.php.

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