Fluorite is one of the most popular gemstones for collectors. The clarity of this affordable gemstone is excellent! As a result, Fluorite is an incredibly popular gemstone for jewellery pieces. This gemstone is found in a range of colours, but blue and purple is the most sought-after. In addition, this gem has colour-changing properties, adding to its appeal. For instance, a blue colour Fluorite will be blue when viewed in daylight. However, when this same stone is viewed under incandescent lighting, its colour changes to a more violet-blue. This gemstone is stunning when set in any type of jewellery piece.