NWOT Silver Tone Dendritic Opal Pendant Necklace A Silver tone oval shaped pendant with a mixture of blue, black, and marbled stone. Securely set in a high polished frame. #pendant #marble Dendritic stones are highly sought after for their striking, organic inclusions that naturally form branching, tree-like or fern-like patterns (called dendrites) inside the mineral. Because these inclusions are formed by iron or manganese oxides spreading through the stone as it develops, every single piece is completely unique. All goods are sold as is. All sales are final. No returns for buyers remorse, color preferences, or size/fit. Read description carefully and review all pictures. Comes from a clean and smoke free home. Fast shipping.! Open to offers.