#Stonehenge rocks are nearly 2 billion years old: study
“#Stonehenge rocks are nearly 2 billion years old: study” It’s a rock of the ages. A long-lost piece of Stonehenge has revealed the prehistoric monument is nearly 2 billion years old — giving new insight into its super-durable makeup, according to a new study. Robert Phillips, a worker restoring the monument in England in 1958, took…