Jen's Custom Crafts Small Cube
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Vikas' Cube* by Vikas
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Fluorite penetration twin, 18 mm main twin, 22mm specimen. Naica, Mexico. Cube, dodecahedron and icositetrahon faces visible.
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The d'Arenberg Cube
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Pseudohexagonal fluorite penetration twin, 18 mm twin. Naica, Mexico. Cube, dodecahedron and icositetrahedron faces visible.
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