Check the listing for details. 154ct AAA Peruvian Blue Opal Lapidary Rough with Dendrites - GEMMY ROUGH. Condition: Used. Listed at 200.00 USD. 154.10 carats // 30.74 grams ~ 2 x 1" (13 mm thick) AAA Natural dendritic Peruvian blue opal end cut slab rough! Lovely, translucent aqua blue jelly opal with inclusions. Awesome old-stock lapidary rough with tons of potential! Acquired from an old rockhound collection full of vintage and hard-to-find lapidary materials. Great rough to cut slabs / cabochons from or to display as a specimen. Unpolished! Natural dendritic blue opal from Peru. No enhancements, no dyes, 100% Natural. Lapidary rough is photographed wet and dry. Please review pictures carefully and ask any questions before purchasing or bidding! I always do my best to accurately and honestly represent my products. If you need more info, please ask. If you purchase multiple items, you must request an invoice so I can combine shipping! Thank you!