Millstone Mountain is a hill in the

Mourne Mountains The Mourne Mountains ( ; ga, Beanna Boirche), also called the Mournes or Mountains of Mourne, are a granite mountain range in County Down in the south-east of Northern Ireland. They include the highest mountains in Northern Ireland, the high ...

in County Down, Northern Ireland. It is the most easterly peak in the Mournes and, along with Thomas Mountain and Crossone, is one of the three subsidiary peaks of

Slieve Donard Slieve Donard ( ; ) is the highest mountain in Northern Ireland and the wider province of Ulster, with a height of . The highest of the Mourne Mountains, it is near the town of Newcastle on the eastern coast of County Down, overlooking the Iri ...

Millstone Millstones or mill stones are stones used in gristmills, for grinding wheat or other grains. They are sometimes referred to as grindstones or grinding stones. Millstones come in pairs: a convex stationary base known as the ''bedstone'' and ...

was produced in the area in the past and there are two former sites to the south-west and north-west of the summit. A granite quarry was opened on the northern side of the mountain in 1824 and a

funicular railway A funicular (, , ) is a type of cable railway system that connects points along a railway track laid on a steep slope. The system is characterized by two counterbalanced carriages (also called cars or trains) permanently attached to opposite en ...

, known as the Bogie Line, ran from it to King Street. The railway was diverted to the nearby quarry on Thomas Mountain in 1959. Both quarries are abandoned and the path of the Bogie Line is now a walking trail known as The Granite Trail.

References

{{reflist Mountains and hills of County Down Mountains under 1000 metres