End-triassic extinction: Problems with Dating Igneous Rock (Introduction)

by David Turell , Saturday, March 23, 2013, 15:33 (4055 days ago) @ Balance_Maintained

Tony; Do you think the Planck CMB findings give an accurate estimate of the age of the universe? I've touched 2 million year old Vishnu shist at the bottom of the Grand Canyon and I've had my hand on the missing 750 million year Great Unconformity in the presence of a Grand Canyon Geology Professor expert. Am I wrong to accept what he taught me?