Vintage OOAK Modernist Intarsia, Onyx, Dendritic Agate Frame Sterling Silver

This is a vintage pendant featuring a dendritic agate center, framed by onyx and sterling silver. The pendant is described as a one-of-a-kind (OOAK) modernist intarsia piece. Intarsia refers to the technique of creating a design by fitting together pieces of different materials, often wood or stone. The pendant has an octagonal shape with multiple layers of material. The center agate displays a unique pattern of dark, tree-like formations within the stone, known as dendrites