Amethyst, one of the most valued varieties of clear quartz, exhibits a range of shades from PALE MAUVE to deepest VIOLET. This gemstone, which SYMBOLIZES SELF-EXPRESSION, has traditionally been used as a PROTECTION CHARM.
Chalcedony is a grayish blue translucent quartz that can display many variations of color. Its main shades range from grayish blue to orange or GREEN. It is known as the gemstone of SECURITY and TRANQUILITY, and is considered a SACRED GEMSTONE by the American Indians.