Black opals are among the most wanted and expensive opals in the world. Directly from Ethiopian mines, this stunning big natural black rough opal displays an excellent play of color and high brilliance. A collector's item! Copy the link below and paste it into your search engine to see the video of this stunning opal. VIDEO LINK: https://www.youtube.com/watch?v=2QkgKPYyd0c Natural opal rough Ethiopian Welo Untreated! Beautiful Color Multicolor flash fire 1 piece (32 x 22 x 16 mm) about 10.2 grams - 51 cts Photo with lamp light condition beautiful colors also sunlight! Wet Piece - Photo wet piece Keep moist Opal acts as a prism within the aura, bringing a full spectrum of Light energy to the system, soothing and clearing the emotional body, and boosting the will to live and the joy of one's earthly existence. It is believed that certain gemstones and minerals have beneficial health and spiritual properties. Catawiki cannot guarantee or be held liable for these suggested attributes which have no scientific evidence. Standard shipping ( 2-7 days for Italy ) ( 10-20 days for Europe ) ( 15-45 days for rest of the world )