Wood Wood is a natural material that can be used to create fashion jewelry. It is usually finished off with a coat of resin to make it more tough and long-lasting. It gives jewelry a more primal and natural feel.
Spinel is the magnesium aluminum member of the larger spinel group of minerals. Its hardness is 8, its specific gravity is 3.5–4.1, and it is transparent to opaque with a vitreous to dull luster. It may be colorless, but is usually various shades of red, blue, green, yellow, brown, or black.