Question
1. Using included fragments to estimate the age of a rock unit.
Pieces of granite were found in conglomerate (a) that gave a radiometric date of 320 Ma. Also, fragments of the rhyolite (b) and granite (c) were found in conglomerate (a). Given this information about included fragments in conglomerate (a), estimate the minimun & maximum age for this rock unit.
Pieces of granite were found in conglomerate (a) that gave a radiometric date of 320 Ma. Also, fragments of the rhyolite (b) and granite (c) were found in conglomerate (a). Given this information about included fragments in conglomerate (a), estimate the minimun & maximum age for this rock unit.