This listing is for ONE (1) Fluorite Crystal Octahedron - By Size - (1Frontshelf-S3-B5) STOCK PHOTO. Each fluorite crystal will vary slightly in size, characteristics and color. Colors range from light green to deep green, sometimes a light teal-like to purple. You Select the Size! Available in: * Medium - Measures Approx.: .625" x 1" - .75" - 1.25" * Large - Measures Approx.: .75" x 1.5" - 1.75" x 2" Fluorite is the most colorful mineral in the world! Fluorite forms in a wide variety of hues. Known as the “GENIUS STONE”, Fluorite represents the highest state of mental achievement. It boosts aptitude & discernment, as well as helping the absorption of new information and working through complex issues.