Uynarey is one of the Shetland islands in Yell Sound, just to the north of Bigga

Bigga, Shetland

Bigga is an uninhabited island in the Sound of Yell between the Mainland and Yell in Shetland, Scotland.-Geography and geology:Just over long, Bigga is in size, and is tall at its highest point. Bigga is a long thin island with a "head" and a "torso"...

, and east of Brother Island

Brother Island

Brother Island is a small, uninhabited island off the coast of Goat Island in the U.S. state of New York. It lies in the Niagara River, close to the Horseshoe Falls....

. It is an RSPB reserve.

The name comes from the Norse for "venerated island", and this may reflect a Culdee

Culdee

Céli Dé or Culdees were originally members of ascetic Christian monastic and eremitical communities of Ireland, Scotland and England in the Middle Ages. The term is used of St. John the Apostle, of a missioner from abroad recorded in the Annals of the Four Masters at the year 806, and of Óengus...

 connection.

Geology and geography

There is a small bay in the east - Haa Geo

Geo (landscape)

A geo or gio is an inlet, a gully or a narrow and deep cleft in the face of a cliff. Geos are common on the coastline of the Shetland and Orkney islands. They are created by the wave driven erosion of cliffs along faults and bedding planes in the rock. Geos may have sea caves at their heads...

, and a cave in the west. The North end is called "the Niv". It is approximately 0.5 mile (0.80467 km) long.

The geology is moine

Moine Supergroup

The Moine Supergroup is a sequence of Neoproterozoic metamorphic rocks that form the dominant outcrop of the Scottish Highlands between the Moine Thrust Belt to the northwest and the Great Glen Fault to the southeast. The sequence is metasedimentary in nature and was metamorphosed and deformed in a...

 gneiss

Gneiss

Gneiss is a common and widely distributed type of rock formed by high-grade regional metamorphic processes from pre-existing formations that were originally either igneous or sedimentary rocks.-Etymology:...

 and quartzite

Quartzite

Quartzite is a hard metamorphic rock which was originally sandstone. Sandstone is converted into quartzite through heating and pressure usually related to tectonic compression within orogenic belts. Pure quartzite is usually white to gray, though quartzites often occur in various shades of pink...

.

It has steep sides, and is over 30 metres (98 ft) tall.