| normally | 6 | degree |
| most often | 2 | degree |
| in nature | 2 | location |
| silica → be found in → quartz | 12 |
| silica → occur as → the mineral quartz | 8 |
| silica → be in → the crystalline form of quartz | 3 |
| silica → be found as → quartz | 3 |
| negative | neutral | positive |
| 0.025 | 0.815 | 0.160 |
| Raw frequency | 26 |
| Normalized frequency | 0.650 |
| Modifier score | 0.800 |
| Perplexity | 130.804 |