Parts of the Earth may have originally been from another part of the galaxy, having crossed light years to form what we stand upon right now. This is the suggestion of research that says that the Milky Way should be full of flying rocks like Oumuamua, the interstellar asteroid that visited our solar system in October 2017, and they may act as triggers and also as the ingredients to form planets in developing planetary systems.
Murlough Bay is in County Antrim. It is a bay which is hardly known in the south of Ireland. One can view Rathlin Island and views across the sea to the Mull of Kintyre, Islay, Jura and various other Scottish islands.
During the winter of 2013-2014, there was a storm, and in the West of Ireland waves moved a 620 tonne boulder 2.5 metres.
A clump of granite might prove that pieces of the Earth ended up on the moon. This granite might also be the oldest Earth rock found anywhere.