During tectonic movements in the earth these rocks have been sujected to stresses and strains. Here you can see how the banding has been displayed by fractures in the rock.
The Isle of Tiree, just twelve miles long, can be found off the Atlantic coast of Scotland and offers a unique landscape. Miles of sandy beaches, opportunities for watersports, traditional Hebridean architecture and ever changing colours has become a magnet for discerning tourists. For more details begin with the island 'capital', Scarinish.