Pink Fluorite Octahedron. Huanggang Mine, Inner Mongolia, China. This completely naturally-formed 'floater' Octahedral Crystal of Pink Fluorite with Byssolite has no matrix attachment points at all. Thin crystals of Byssolite throughout diffuse light perfectly lending the entire piece a soft, pink glow. Huanggang Mine, Inner Mongolia, China. ~.75" per side. 5.8 grams/29 cts