Random triples
| Subject | Object |
|---|---|
| gptkb:joaquinite-(Nd) | transparent |
| gptkb:merrillite | transparent |
| gptkb:Chalcopyrite | opaque |
| gptkb:Ferrosilite | Opaque |
| gptkb:sylvanite | opaque |
| gptkb:oldhamite | opaque |
| gptkb:massicot | translucent |
| gptkb:petzite | opaque |
| gptkb:Andradite | Transparent |
| gptkb:Wurtzite | Translucent |
| gptkb:Epidote | transparent to translucent |
| gptkb:cristobalite | transparent |
| gptkb:lechatelierite | transparent |
| gptkb:Danburite | translucent |
| gptkb:Antarcticite | transparent |
| gptkb:Azurite | Transparent to translucent |
| gptkb:chalcocite | opaque |
| gptkb:Augite | Translucent to opaque |
| gptkb:Moskoviet | transparent to translucent |
| gptkb:Pigeonite | Translucent |