3.75ct Solid Black Opal from Lightning Ridge - YouTube. For your consideration is a solid black (N4) opal from Lightning Ridge, Australia. It features a super-bright, (4/5) but rather directional blue and green Broadflash that streaks across the stone at low angles Head-on brightness is (2/5).
The buff-top, oval cut stone weighs 3.75 carats. It measures 14 mm long by 11.5 mm wide by 3.5mm deep. There is a good bit of shallow clay on the back. Always, this is All-natural, untreated, and very stable material.PLEASE NOTE: you are looking at enlarged images of a small gemstone. Flaws or blemishes may not be visable to the naked eye! White lines or spots that do not remain in the same place are reflections from the highly polished surface. 3.75ct Solid Black Opal BLUE & GREEN Oval Lightning Ridge" is in sale since Thursday, January 16, 2020. This item is in the category "Jewelry & Watches\Loose Diamonds & Gemstones\Loose Gemstones\Opal\Black Opals".
The seller is "opalobsession" and is located in Nashville, Tennessee. This item can be shipped worldwide.