| extremely | 6 | degree |
| in distinguishing species | 3 | other |
| due to unwanted impurities | 2 | cause |
| color → be → valuable | 20 |
| color → be → the most valuable | 5 |
| negative | neutral | positive |
| 0.049 | 0.256 | 0.695 |
| Raw frequency | 25 |
| Normalized frequency | 0.290 |
| Modifier score | 0.729 |
| Perplexity | 296.390 |