Random triples
| Subject | Object |
|---|---|
| gptkb:goethite | opaque |
| gptkb:Wavellite | Translucent |
| gptkb:Antarcticite | transparent |
| gptkb:Sylvanite | opaque |
| gptkb:wurtzite | translucent |
| gptkb:Cuprite | Transparent to translucent |
| gptkb:lithiophilite | transparent |
| gptkb:carnallite | transparent |
| gptkb:Common_Opal | Opaque |
| gptkb:Millerite | opaque |
| gptkb:cristobalite | transparent |
| gptkb:chalcopyrite | opaque |
| gptkb:Muscovite | Transparent to translucent |
| gptkb:Thénardite | transparent |
| gptkb:Grossular | translucent |
| gptkb:merrillite | translucent |
| gptkb:niningerite | opaque |
| gptkb:polyhalite | transparent |
| gptkb:chalcocite | opaque |
| gptkb:massicot | opaque |