| Similarity | Rank | |
|---|---|---|
| Tourmaline | 0.868 | 90681 |
| amethyst | 0.852 | 51109 |
| sapphires | 0.821 | 53494 |
| topaz | 0.821 | 61968 |
| agate | 0.811 | 74028 |
| gemstone | 0.806 | 23859 |
| gemstones | 0.804 | 24364 |
| quartz | 0.803 | 20437 |
| semi-precious | 0.801 | 71735 |
| opal | 0.799 | 46703 |
| emeralds | 0.792 | 57711 |
| sapphire | 0.791 | 28044 |
| garnet | 0.781 | 52498 |
| opals | 0.779 | 98252 |
| rhodium | 0.775 | 88444 |
| crystals | 0.772 | 12097 |
| aquamarine | 0.767 | 69286 |
| mica | 0.763 | 65546 |
| rubies | 0.763 | 46690 |
| tungsten | 0.760 | 36127 |
| cobalt | 0.758 | 35262 |
| pyrite | 0.749 | 91166 |
| zirconium | 0.746 | 93190 |
| pearl | 0.745 | 14525 |
| zirconia | 0.745 | 65632 |