Dendritic Opal Pendant Round Dendrite Opal Necklace Polished Merlinite Dendritic Opal Pendant 2 1 4" (925 Sterling Silver) PD32060 Ana Silver Co Dendritic Opal Jewelry Necklaces, Rings & Earrings Made In Earth US Dendritic Opal Etsy. A soft, ethereal dendritic opal pendant featuring delicate black veining that flows like ink through milky white stone. Framed in a textured sterling silver setting, this piece blends natural artistry with refined detail for a unique, elegant statement. Features Stone: Dendritic Opal Metal: 925 Sterling Silver Shape: Cushion diamond shaped center with round frame Style: Statement Artistic Finish: High Polish with textured detail