Random triples
| Subject | Object |
|---|---|
| gptkb:lonsdaleite | adamantine |
| gptkb:thomsonite-Ca | vitreous |
| gptkb:pitchblende | submetallic |
| gptkb:Biotite | vitreous |
| gptkb:garnet_supergroup | vitreous |
| gptkb:mordenite | vitreous |
| gptkb:clinochlore | pearly |
| gptkb:zincite | submetallic |
| gptkb:joaquinite-(Y) | vitreous |
| gptkb:Wernerite | vitreous |
| gptkb:kernite | pearly |
| gptkb:heliolite | vitreous |
| gptkb:Zincite | submetallic |
| gptkb:stilbite | pearly |
| gptkb:black_star_diopside | vitreous |
| gptkb:Limonite | earthy |
| gptkb:chamosite | dull |
| gptkb:enstatite | vitreous |
| gptkb:Thénardite | vitreous |
| gptkb:Wulfenite | Resinous |