Calf of Flotta
The Calf of Flotta is a small island in Scapa Flow, Orkney. The Calf is next to Flotta, with "Calf" deriving from Old Norse/Norn and meaning a smaller island by a larger one. Geography and geology
The Calf is made of red sandstone. It is approximately  long, and is thin in shape, orientated west–east. References

Calves (islands)
Uninhabited islands of Orkney