| range | 0.59 |
| cover full spectrum of … | 0.51 |
| appear in the stone | 0.50 |
| range to wonderful oran… | 0.43 |
| change as light moves | 0.35 |
| depend on the kind of i… | 0.31 |
| range to the deepest pu… | 0.16 |
| created | 0.53 |
| seen in opal | 0.31 |
| introduced in laboratory | 0.19 |
| caused by small amounts… | 0.16 |
| viewed in the video | 0.16 |