Excellent group of fluorite crystals, one of them predominant, showing the faces of the cube, octahedron and dodecahedron combined. With an excellent transparence and brilliance. Perfectly disposed on a matrix of calcite crystals. For fluorite collectors with crystallographic interests. THE MAIN CRYSTAL IS: 2,3 x 2 x 1,7 cm. Fluorescence UVC & UVA (calcite).