1 lb Large Size Purple Fluorite Octahedron. Multiple pieces similar in size and quality to those pictured above. Pieces are purple shaded from very light to very dark. Pieces measure approximately 1/2" - 1 1/2" inch Fluorite octahedrons are formed of Calcium Fluorite along cleavage planes. The fluorite pieces can be found in various colors: purple, green, clear, white streaked, glassy and luster. Place of origin: China