A palm stone for a desk or collection—and one of the only gems you can hold that formed in the Earth's mantle

the bowl glows when light passes through its translucent walls

Selenite is a variety of gypsum (CaSO⊂4

Major sources include Brazil

A carved piece that reads as both a geological specimen and a keepsake — equally suited to a shelf

Blue Kyanite Sterling Silver Ring Golden Tiger's Eye A palm stone for aA 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