Natural Fluorite Necklace A Solid strand of multiple colors of fluorite, purple - teal - greens. Over 120 stones, 3.5mm in size, 20 carats. Very nice sparkle. Wear alone, add a pendant or jumble with other necklaces. 14k Gold filled or sterling silver finishes available - you choose. A great way to wear fluorite - carries all the great significance of fluorite.