| By demonstrating that soft tissue can be mineralised in the laboratory we had discovered a new approach to investigating this important mode of fossilisation. |
| In the fossilisation process, the original organic parts of the shark's tooth are replaced by minerals such as iron pyrites and silica. |
| It had always been assumed that any living matter inside the bones would have been destroyed in the intervening 68 million years by the fossilisation process. |
| I think back to Continuera a crescere trame che in quel punto, and its fossilisation of a moment of touch, around which the artwork symbolically grows and develops. |
| The almost minuscule teeth are somewhat round and stained yellowish-brown by the fossilisation process. |
| The almost miniscule teeth is somewhat round and stained yellowish-brown by the fossilisation process. |
