Fluorite penetration twin, 18 mm main twin, 22mm specimen. Naica, Mexico. Cube, dodecahedron and icositetrahon faces visible.
|
The d'Arenberg Cube
|
Pseudohexagonal fluorite penetration twin, 18 mm twin. Naica, Mexico. Cube, dodecahedron and icositetrahedron faces visible.
|
Naqsh e Rostam Cube Of Zoroaster
|
Red rim lighting
|