Question: if we find a dinosaur fossil and in the same...
If we find a dinosaur fossil, and in the same rock there is a crystal which can be radiometrically dated, and we get a date of 237 mya from that crystal, what age are we measuring?
|a. The age of the Earth.|
|b. The age of the sedimentary rock in which it was found.|
|c.||The age when the crystal was formed in an igneous rock.|
|d. The age of the dinosaur.|