However, some crystals that are often praised for their beauty include:
* Amethyst: Known for its vibrant purple hues, ranging from deep violet to pale lavender.
* Citrine: Exhibits warm, sunny shades of yellow and orange, often with a brilliant sparkle.
* Rose Quartz: Soft, pale pink with a delicate and romantic appeal.
* Aquamarine: Light blue to deep blue, reminiscent of clear ocean waters.
* Celestite: Light to medium blue with a delicate, ethereal appearance.
* Fluorite: Comes in a wide range of colors, including purple, green, yellow, and blue, often with distinct geometric patterns.
* Opal: Known for its mesmerizing play of color, with a rainbow of hues that shift and change with the light.
* Herkimer Diamond: Clear, double-terminated quartz crystals with a brilliant sparkle.
Ultimately, the "prettiest" crystal is the one that resonates most with you and speaks to your individual sense of beauty.