Random triples
| Subject | Object |
|---|---|
| gptkb:krennerite | opaque |
| gptkb:Ferrosilite | Opaque |
| gptkb:carnallite | translucent |
| gptkb:stishovite | transparent |
| gptkb:Common_Opal | Opaque |
| gptkb:Pigeonite | Translucent |
| gptkb:lithiophilite | translucent |
| gptkb:cristobalite | transparent |
| gptkb:lechatelierite | transparent |
| gptkb:pyrite | opaque |
| gptkb:Chalcopyrite | opaque |
| gptkb:albite | transparent to translucent |
| gptkb:Indialite | translucent |
| gptkb:niningerite | opaque |
| gptkb:oldhamite | opaque |
| gptkb:merrillite | transparent |
| gptkb:sylvite | transparent |
| gptkb:Millerite_(mineral) | opaque |
| gptkb:Wurtzite | Opaque |
| gptkb:Gloucesterite | translucent |