Random triples
| Subject | Object |
|---|---|
| gptkb:fusulinids | calcium carbonate |
| gptkb:Clams | Calcium carbonate |
| gptkb:Acrotretida | phosphatic |
| gptkb:Crania | calcareous |
| gptkb:Productidina | calcium carbonate |
| gptkb:Pinctada | nacre (mother of pearl) |
| gptkb:Lingula | gptkb:calcium_phosphate |
| gptkb:Mytilidae | calcium carbonate |
| gptkb:Terebratula | calcium carbonate |
| gptkb:Athyridida | calcium carbonate |
| gptkb:Inoceramus | gptkb:calcite |
| gptkb:Foraminifera | Calcium carbonate |
| gptkb:Acorn_barnacle | Calcium carbonate |
| gptkb:Fusulinid_foraminifera | calcium carbonate |
| gptkb:Ostracoda | calcium carbonate |
| gptkb:Ostracods | calcium carbonate |
| gptkb:Monoplacophora | calcium carbonate |
| gptkb:Veneridae | calcium carbonate |
| gptkb:Ammonoids | aragonite |
| gptkb:Mytilus_(genus) | calcium carbonate |