| # | Concept | Culture | Statement | Freq. |
|---|---|---|---|---|
| 1 | zircon | jewelry industry | Zircon is a popular gemstone, often used as a diamond substitute due to its high refractive index and strong dispersion. | 1 |
| 2 | zircon | jewelry trade | Zircon is valued as a gemstone and is considered precious in the jewelry trade. | 1 |