Also known as Dragon Stone Heart Shaped Composed of Aragonite (brown) Calcite (yellow) Limestone (grey) UV reactive as seen in the last 2 pictures Metaphysical properties -a powerful grounding stone -instills feelings of positivity and joy -emboldens our ability to speak clearly -promotes self-esteem and confidence 4.1" long 4.7" wide 2" tall 1lb 8oz *2.