12.5ct Solid Boulder Opal Blue Green Bar-Cut Queensland Au - YouTube. For your consideration is a solid boulder opal from Queensland, Australia. It features bright (3/5) non-directional green, blue, and aqua flashes. The rectangular bar-cut gem weighs 12.5 carats. It measures 20mm long by 8.5 mm wide by 6mm deep.
No cracks or crazing, and only one tiny clay pit in the face. As ever, it is a 100% untreated, ALL-NATURAL, mined from the Earth gem. 12.5ct Solid Boulder Opal GREEN & BLUE Rectangle Queensland AU" is in sale since Sunday, December 27, 2020.This item is in the category "Jewelry & Watches\Loose Diamonds & Gemstones\Loose Gemstones\Opal\Boulder Opals". The seller is "opalobsession" and is located in Nashville, Tennessee. This item can be shipped worldwide.