Random triples
| Subject | Object |
|---|---|
| gptkb:chalcopyrite | opaque |
| gptkb:Thénardite | transparent |
| gptkb:polyhalite | transparent |
| gptkb:joaquinite-(Nd) | translucent |
| gptkb:Marcasite | opaque |
| gptkb:albite | transparent to translucent |
| gptkb:joaquinite-(Ce) | translucent |
| gptkb:sylvite | transparent |
| gptkb:lechatelierite | transparent |
| gptkb:goethite | opaque |
| gptkb:merrillite | transparent |
| gptkb:Ferrosilite | Opaque |
| gptkb:Epidote | transparent to translucent |
| gptkb:lithiophilite | translucent |
| gptkb:baryte | transparent to opaque |
| gptkb:Euclase | transparent |
| gptkb:Wavellite | Translucent |
| gptkb:Sanidine | Transparent to translucent |
| gptkb:sylvanite | opaque |
| gptkb:joaquinite-(Nd) | transparent |