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Hajar | all galleries >> Palaeogalleries >> Published Specimens > Penetration twin of complex fluorite crystals (icositetrahedron, dodecahedron, cube). Smoky Hawk Mine, Colorado. 17 mm group.
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27-APR-2013

Penetration twin of complex fluorite crystals (icositetrahedron, dodecahedron, cube). Smoky Hawk Mine, Colorado. 17 mm group.

An extremely unusual twin. I have not seen one documented before.

Sony Alpha 77
1/6s f/14.0 at 105.0mm iso400 full exif

other sizes: small medium large original auto
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