Artisan Dendritic Opal and Sterling Pendant with Citrine Sterling Dendritic Opal Etsy Natural Dendritic Opal Gemstone Pendant 925 Sterling Silver Freeform Dendrite Opal Pendant 35mm Dendritic Opal Silver Pendant Dendrite Dendritic Opal Etsy 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