| 摘要 |
<p>A ceramic for decorative parts is provided which has excellent wearing resistance and can retain over long a gold color tone capable of giving a high-grade feeling, a feeling of aesthetic satisfaction, and spiritual comfortableness. Also provided is a decorative part comprising the ceramic. The ceramic for decorative parts is characterized by comprising 50 mass% or more titanium nitride, 6-30 mass% unstabilized zirconia containing substantially no stabilizer, and nickel, the unstabilized zirconia having a crystal grain size smaller than the crystal grain size of the titanium nitride.</p> |
