| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a jewelry member which exhibits the color tone of pink or golden red color in addition to play of color, and a method for producing the same. <P>SOLUTION: The jewelry member 1 includes a plurality of amorphous silicic acid spheres 2 regularly aligned in a three-dimensional arrangement, and gold 3 located in each gap 4 formed by a plurality of the mutually adjacent spheres 2. There is also provided the method for producing the same. The plurality of spheres 2 are aligned so as to form at least one structure selected from simple cubic structure, face-centered cubic structure, hexagonal close-packed structure, body-centered cubic structure, and a composite structure in which these structures partially coexist. <P>COPYRIGHT: (C)2013,JPO&INPIT |
