This area is a 20 mile long caldera that long ago was covered with volcanic ash
interesting dendrite markings (which are the tree-like tendrils that are actually oxidized growths of the mineral manganese) and landscape scenes
" text="Grandidierite is a rare mineral that was first discovered in 1902 in southern Madagascar and is seldom seen in gem or jewelry collections
petrified opalized wood
18k yellow gold Measures 55mm x 68mm
Eye of Siberia Bracelet & Pendant tandem This area is a 20Siberian cat's eye pink tourmaline, diamonds, pink tourmaline, iolite, 18k yellow gold. This splendid bracelet is transformable into a marvelous pendant, too. The centerpiece features an egg sized, 84. 20 carat, Siberian cat's eye pink tourmaline, surrounded by diamonds, plus a medley of variously hued pink tourmaline cabochons. The removable arms have pink tourmaline, diamonds and accents of navy iolite. All set in 18k yellow gold. A textured oval