Black Holm is a small tidal island in the
Orkney Islands
Orkney (; sco, Orkney; on, Orkneyjar; nrn, Orknøjar), also known as the Orkney Islands, is an archipelago in the Northern Isles of Scotland, situated off the north coast of the island of Great Britain. Orkney is 10 miles (16 km) north ...
, near
Copinsay
Copinsay ( non, Kolbeinsey) is one of the Orkney Islands in Scotland, lying off the east coast of the Orkney Mainland. The smaller companion island to Copinsay, Horse of Copinsay lies to the northeast. The Horse is uninhabited, and is managed as ...
to the west of
Corn Holm
Corn Holm is a small tidal island in Orkney, near Copinsay to the west, off the north-eastern coast of Scotland. There was once a small chapel there,Haswell-Smith, Hamish. (2004) ''The Scottish Islands''. Edinburgh. Canongate. and it is covered ...
off the north-eastern coast of
Scotland
Scotland (, ) is a country that is part of the United Kingdom. Covering the northern third of the island of Great Britain, mainland Scotland has a border with England to the southeast and is otherwise surrounded by the Atlantic Ocean to the ...
.
Geography and geology
Corn Holm is made up of red
sandstone
Sandstone is a clastic sedimentary rock composed mainly of sand-sized (0.0625 to 2 mm) silicate grains. Sandstones comprise about 20–25% of all sedimentary rocks.
Most sandstone is composed of quartz or feldspar (both silicates) ...
.
At low tide it is connected to
Corn Holm
Corn Holm is a small tidal island in Orkney, near Copinsay to the west, off the north-eastern coast of Scotland. There was once a small chapel there,Haswell-Smith, Hamish. (2004) ''The Scottish Islands''. Edinburgh. Canongate. and it is covered ...
which is in turn connected to Copinsay by a stretch called "Isle Rough".
References
Islands of the Orkney Islands
Tidal islands of Scotland
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