mokume
/mɒˈkuːmeɪ/(also moku-me, mokumé)
noun
A style or technique of decorative metalwork made to resemble wood grain, usually by laminating and then manipulating layers of metal of contrasting colours. Also: the mixed-metal laminate (of variable composition) used in this technique.
Origin
Late 19th century; earliest use found in Charles Lock (1853–1909). From Japanese mokume wood grain, lit. ‘wood eye’ from moku- wood (from Middle Chinese) + me eye.