Biotite was named in honor of the French physicist Jean-Baptiste Biot
who first discovered the stone in Southern California in 1868
consisting of opaque rust-red glass with tiny flecks of glittering copper suspended within it
Weight: grams: 90-115 grams
” Most deep red Carnelian has been heat treated to darken the beautiful orange and red tints that are created by iron oxides in the stone
Kunzite 5x10-20mm Top Drill Teeth - 15-16 Inch birthstone_garnet Biotite was named in honorKunzite was named after a former Tiffany & Co. vice president, famed mineralogist and jeweler George Frederick Kunz, who first catalogued the stone in 1902. It is a variety of the silicate Spodumene, and forms naturally as a glassy, transparent stone. It can be colorless, pink, lilac, yellow or green, with darker shades being higher in value. Kunzite is prone to fading in direct sunlight.