A lava stone with graphic agate stone necklace featuring a pendant would be a visually striking piece. Here's a detailed concept:
Lava Stone: These dark, porous stones would serve as the base of the necklace, providing a rugged, organic texture. The matte finish contrasts nicely with the smoother stones.
Graphic Agate: Known for its unique, natural patterns, graphic agate stones would add visual complexity. The earthy tones and abstract designs of the agate would stand out against the black lava stones.
Pendant: A pendant could be a central feature, perhaps in stainless steel, silver, or even a larger agate stone. The pendant shape could be a minimalist bar, a natural stone slice, or something symbolic like a feather or arrowhead.