| Letter | Answer | % Correct |
|---|---|---|
| A | Abelsonite | Abenakiite | Abernathyite | Abhurite | Abswurmbachite +106 more | 92%
|
| O | Oligoclase | Olivenite | Olivine | Omphacite | Onyx +12 more | 87%
|
| D | Danburite | Datolite | Davidite | Dawsonite | Delessite +14 more | 86%
|
| R | Rambergite | Rammelsbergite | Realgar | Renierite | Rheniite +19 more | 83%
|
| S | Sabatierite | Sabieite | Sabinaite | Safflorite | Salammoniac +79 more | 82%
|
| G | Gahnite | Galaxite | Galena | Garnet | Garnierite +29 more | 79%
|
| Q | Quartz | Quenstedtite | Qusongite | 79%
|
| J | Jacobsite | Jadarite | Jade | Jamesonite | Jarosewichite +7 more | 76%
|
| E | Edingtonite | Ekanite | Elbaite | Elsmoreite | Emerald +15 more | 73%
|
| T | Tachyhydrite | Taenite | Talc | Tantalite | Tantite +52 more | 70%
|
| C | Cabriite | Cafetite | Calaverite | Calcite | Calderite +83 more | 69%
|
| B | Babingtonite | Baddeleyite | Baotite | Barite | Barstowite +48 more | 68%
|
| M | Mackinawite | Maghemite | Magnesia | Magnesioferrite | Magnesite +54 more | 57%
|
| L | Labradorite | Lanarkite | Langbeinite | Lansfordite | Lanthanite +36 more | 56%
|
| P | Painite | Palagonite | Palygorskie | Papagoite | Parachrysotile +51 more | 54%
|
| F | Fabianite | Fassaita | Fayalite | Feldspar | Feldspathoid + 25 more | 50%
|
| Z | Zabuyelite | Zaccagnaite | Zaherite | Zajacite | Zakharovite +23 more | 49%
|
| H | Haggertyite | Haidingerite | Halite | Halloysite | Halotrichite +41 more | 40%
|
| I | Idocrase | Idrialita | Ikalite | Illite | Ilmenite +4 more | 27%
|
| U | Uchucchacuaite | Uklonskovite | Ulexite | Ullmanite | Ultramarine +11 more | 24%
|
| K | Kaatialaite | Kadyrelite | Kainite | Kalininite | Kalinite +27 more | 23%
|
| N | Nabesite | Nacrite | Nagyagite | Nahcolite | Natrolite +20 more | 22%
|
| W | Wagnerite | Wardite | Warwickite | Wavellite | Weddellite +14 more | 16%
|
| V | Vaesite | Valentinite | Vanadinite | Variscite | Vaterite +8 more | 14%
|
| X | Xenotime | Xifengite | Xonotlite | 6%
|
| Y | Ye'elimite | Ytterbite | Yttrialite | Yttrocerite | Yttrocolumbite | 2%
|