Watermelon tourmalineWatermelon Tourmaline: Appearance: A striking variety of Tourmaline with a unique color combinationgreen on the outside and pink or red in the center, resembling a watermelon. The colors can be vibrant or subtle, and the stone often appears in crystal form or as a "slice" in cabochon cuts. Composition: A complex silicate mineral, composed of a mix of elements like boron, aluminum, and iron, which contribute to its unique coloration. Metaphysical