
Some 3 billion year old Lewisian gneiss having a nap on my BGS North map
Gneiss rock.
Oh man, this looks so much like my thesis rock. So much. Not enough visible orthoclase, though.
Some 3 billion year old Lewisian gneiss having a nap on my BGS North map
Gneiss rock.
Oh man, this looks so much like my thesis rock. So much. Not enough visible orthoclase, though.