Random triples
| Subject | Object |
|---|---|
| gptkb:Chonetes | calcium carbonate |
| gptkb:Unionidae | calcium carbonate |
| gptkb:fusulinids | calcium carbonate |
| gptkb:Rhynchonellata | calcium carbonate |
| gptkb:Eastern_oyster | calcium carbonate |
| gptkb:Balanus_glandula | calcium carbonate |
| gptkb:Spiriferida | calcium carbonate |
| gptkb:Fusulinata | calcium carbonate |
| gptkb:Inoceramus | gptkb:calcite |
| gptkb:Cloudina | calcium carbonate |
| gptkb:Craniidae | calcareous |
| gptkb:Acrotretida | phosphatic |
| gptkb:Polyplacophora | aragonite |
| gptkb:Veneridae | calcium carbonate |
| gptkb:Athyridida | calcium carbonate |
| gptkb:Elphidium | calcium carbonate |
| gptkb:Terebratulida | calcium carbonate |
| gptkb:Glyptodonts | osteoderms |
| gptkb:Siphonotretida | phosphatic |
| gptkb:Nautilidae | aragonite |