99% gem opal
1% remaining soil adhering to it
weight: 17,000 carats (3450 grams)
length: 11 inches (280 mm)
height: 4¾ inches (120 mm)
width: 4½ inches (115 mm)
|Andamooka Opal/ Queen's Opal|
weight: 203 carats (41 g)
Beauharnais by Napoleon I of France, a magnificent opal with
brilliant red flashes.
|Flame Queen Opal|
The Flame Queen’s flat central raised dome flashes red or gold depending on the angle of view, and is surrounded by a band of deep blue-green, giving the stone an appearance somewhat like that of a fried egg.
weight: 263.18 carats (52.64 g)
triangular in shape: 7.0 x 6.3 x 1.2 centimeters
(2.75 x 2.50 x .50 inches)
|Halley's Comet Opal|
weight: 1,982.5 carats (396.5 g)
dimension: 4 x 2-5/8 x 2-1/2 in (100 x 66 x 63 mm)
|The Galaxy Opal|
weight: 3,749 carats (0.75 kg)
dimension: 5-1/2 x 4 x 1-5/8 in (14.0x10.2x4.1 cm)
You can also read about other famous opals on this link: http://www.opalsdownunder.com.au/learn-about-opals/introductory/famous-opals
Thanks to: altmanncherny, wikipedia, talisman.com and antiques-art-collectibles.com for the information and images.