Description
the fourth stone
The pairing spans the upper half of the chakra spectrum
The mineral's name comes from the Greek apatao (to deceive)—it was historically mistaken for Tourmaline
and Roman signet rings frequently used garnet inlay
Unlike amethyst or citrine
Blue Kyanite Sterling Silver Ring Black Tourmaline the fourth stoneA blade of blue caught in silverthe mineral's natural striations visible through the stone. Blue Kyanite is an aluminum silicate, chemical formula Al2SiO5, with a distinctive anisotropic hardness: Mohs 4. 5 along the long axis, Mohs 6. 5 across itwhich is why lapidaries work it with such care. Its color ranges from pale sky to deep sapphire, concentrated in parallel striated bands that run the length of each blade shaped crystal. This faceted stone is