Udforsk disse idéer og meget mere!

Udforsk beslægtede emner

Brazilian alexandrite (daylight at left; incandescent at right), emerald cut, 3.18 ct, 9.06 x 7.23 x 5.1 mm.

Brazilian alexandrite (daylight at left; incandescent at right), emerald cut, 3.18 ct, 9.06 x 7.23 x 5.1 mm.

Sceptered (not true sceptre) cuprian Elbaite (Paraíba) São José da Batalha, Paraíba, Brazil Mined about 1992 Specimen size: 3.2 × 0.8 × 0.8 cm. Photo: Reference Specimens -> http://www.fabreminerals.com/specimens/SHQ-reference-fine-minerals.php#TD46L1

Sceptered (not true sceptre) cuprian Elbaite (Paraíba) São José da Batalha, Paraíba, Brazil Mined about 1992 Specimen size: 3.2 × 0.8 × 0.8 cm. Photo: Reference Specimens -> http://www.fabreminerals.com/specimens/SHQ-reference-fine-minerals.php#TD46L1

Blue Zircon (Cambodia) Gem of superb quality displays a deeply saturated blue of the most desirable nature, surpassed only by its excellent transparency and luster. Long before scientists manufactured the first cubic zirconia gemstones, nature had already produced its own version—zircon. Only a few other gem materials equal the dispersed "fire" of zircon, diamond being one of them. Zircons of more than 10 carats are exceedingly rare.

Blue Zircon (Cambodia) Gem of superb quality displays a deeply saturated blue of the most desirable nature, surpassed only by its excellent transparency and luster. Long before scientists manufactured the first cubic zirconia gemstones, nature had already produced its own version—zircon. Only a few other gem materials equal the dispersed "fire" of zircon, diamond being one of them. Zircons of more than 10 carats are exceedingly rare.

5.33 carat color change garnet from Taita-Taveta (Madagascar) under natural daylight.

5.33 carat color change garnet from Taita-Taveta (Madagascar) under natural daylight.

The Beau Sancy - a 34.98 carat a modified pear double rose-cut diamond previously owned by the royal family of Prussia.

The Beau Sancy - a 34.98 carat a modified pear double rose-cut diamond previously owned by the royal family of Prussia.

Pulled synthetic alexandrite, Fig. 20.: Czochralski or pulled alexandrite looks very clean, but contains curved striations visible with magnification and stone color is bluish under the daylight

Pulled synthetic alexandrite, Fig. 20.: Czochralski or pulled alexandrite looks very clean, but contains curved striations visible with magnification and stone color is bluish under the daylight

(Nigerian Spessartite Garnet) Most expensive is  the bright, rich slightly reddish-orange at right, but what is most beautiful is an individual choice.

(Nigerian Spessartite Garnet) Most expensive is the bright, rich slightly reddish-orange at right, but what is most beautiful is an individual choice.

The Blue Lilli ~ This 30.06-carat blue diamond was cut by the William Goldberg Corporation. He named the stone after his wife, Lili. The stone's shape is a sort of tapered cushion.

The Blue Lilli ~ This 30.06-carat blue diamond was cut by the William Goldberg Corporation. He named the stone after his wife, Lili. The stone's shape is a sort of tapered cushion.

Paraiba Tourmaline, named after the place it was found. It has appeared in the most amazing colours of neon blue (turquoise), green, blue, mauve and violet. Paraiba Tourmalines are amongst the most powerful and healing gemstones

Paraiba Tourmaline, named after the place it was found. It has appeared in the most amazing colours of neon blue (turquoise), green, blue, mauve and violet. Paraiba Tourmalines are amongst the most powerful and healing gemstones

Blue Topaz 7,033 carats

Blue Topaz 7,033 carats

Pinterest
Søg