A common misconception is that all topaz is yellow because of the birthstone color for November, Imperial yellow Topaz. Pure topaz is colorless, but can occur in a wide range of color, including yellow, brown, pink, red, blue, and green.
2.33 ct Superior Oval Cabochon (9.08 x 7.21 mm) Natural Rainbow Blue Moonstone
2.33 ct AAA Superior Oval Cabochon Shape (9 x 7 mm) Rainbow Blue Moonstone Natural Gemstone. Shape Oval Cabochon. Rare Stone! 100% Natural (Un-Heated) Rainbow Blue Orgin From India. Color Rainbow Blue.