Random triples
| Subject | Object |
|---|---|
| gptkb:cinnabar_(HgS) | mercury |
| gptkb:Cassiterite | tin |
| gptkb:Cerussite | gptkb:lead |
| gptkb:пентландит | никель |
| gptkb:Sphalerite | Zinc |
| gptkb:arsenopyrite | gptkb:poisoning |
| gptkb:Galena | gptkb:lead |
| gptkb:Blende | zinc |
| gptkb:arsenopyrite | iron |
| gptkb:uraninite | gptkb:uranium |
| gptkb:arsenopyrite | gptkb:sulfur |
| gptkb:Chalcopyrite | copper |
| gptkb:sphalerite | zinc |
| gptkb:chalcopyrite | copper |