GEMS Opal Necklace With Demantoid Garnet Accents. Necklace By Louis Comfort Tiffany. Black Opal From Australia's Lightening Ridge. Demantoid Garnet Accents From Russia. Janet Annenberg Hooker Hall Of Geology, Gems, And Minerals.
cabochon of Mohave purple turquoise. It is composed of small chunks of natural blue turquoise, to which they added red dye and a brassy-bronze metallic. Beautifully rich coloration, with plenty of contras
Chrysocolla. This is the finest and most spectacular specimen of gem Chrysocolla ever found at the Ray Mine in Arizona. The crystal formation is considered one of the two greatest specimens of druzy (covered with tiny quartz crystals) Chrysocolla ever discovered anywhere in the world and is a major world class treasure.
Apatite "Portuguese" Cut Oval Weight: cts Measurements: mm, depth From Madagascar ~ Breathtaking! Paraiba-tourmaline blue-green color on this apatite. Bright, flashy and clean. (Cut by Andrew Gulij) so pretty