Or see Outer Silver Pit

Outer Silver Pit

The Outer Silver Pit is a west-to-east valley in the bed of the North Sea. Its widest part is 125 to 175 km east of Flamborough Head in England...

, another deep place in the North Sea.

Or see silver mining

Silver mining

Silver mining refers to the resource extraction of the precious metal element silver by mining.-History:Silver has been known since ancient times. It is mentioned in the Book of Genesis, and slag heaps found in Asia Minor and on the islands of the Aegean Sea indicate that silver was being separated...

.

The Silver Pit is a long valley in the bed of the North Sea

North Sea

In the southwest, beyond the Straits of Dover, the North Sea becomes the English Channel connecting to the Atlantic Ocean. In the east, it connects to the Baltic Sea via the Skagerrak and Kattegat, narrow straits that separate Denmark from Norway and Sweden respectively...

, 45 km (28 mi) east of Spurn Head in England

England

England is a country that is part of the United Kingdom. It shares land borders with Scotland to the north and Wales to the west; the Irish Sea is to the north west, the Celtic Sea to the south west, with the North Sea to the east and the English Channel to the south separating it from continental...

. Sometimes the Silver Pit was part of the valley of the Wash River.

Also notable is the Silverpit crater

Silverpit crater

Silverpit crater is a buried sub-sea structure under the North Sea off the coast of the United Kingdom. The crater-like form, named after the Silver Pit — a nearby sea-floor valley recognized by generations of fishermen — was discovered during the routine analysis of seismic data collected during...

, a crater-like feature near the Silver Pit, discovered in 2002.

Origin of the Silver Pit

In origin, it is probably a tunnel valley

Tunnel valley

A tunnel valley is a large, long, U-shaped valley originally cut under the glacial ice near the margin of continental ice sheets such as that now covering Antarctica and formerly covering portions of all continents during past glacial ages....

 (Benn & Evans fig.9.27) which was kept free of periglacial

Periglacial

Periglacial is an adjective originally referring to places in the edges of glacial areas, but it has later been widely used in geomorphology to describe any place where geomorphic processes related to freezing of water occur...

 deposits by the Wash River when the sea level was lower, towards the end of the Devensian

Wisconsin glaciation

The last glacial period was the most recent glacial period within the current ice age occurring during the last years of the Pleistocene, from approximately 110,000 to 10,000 years ago....

 glaciation. However, the Silver Pit may date partially or largely from the Wolstonian Stage.

External links

• Silver Pit chart The Outer Silver Pit is further to the north-east, at the eastern end of the Skate Hole.
• Outer Silver Pit chart It lies between the Dogger Bank
  Dogger Bank
  Dogger Bank is a large sandbank in a shallow area of the North Sea about off the east coast of England. It extends over approximately , with its dimensions being about long and up to broad. The water depth ranges from 15 to 36 metres , about shallower than the surrounding sea. It is a...
  
   and the Norfolk
  Norfolk
  Norfolk is a low-lying county in the East of England. It has borders with Lincolnshire to the west, Cambridgeshire to the west and southwest and Suffolk to the south. Its northern and eastern boundaries are the North Sea coast and to the north-west the county is bordered by The Wash. The county...
  
   to Friesland
  Friesland
  Friesland is a province in the north of the Netherlands and part of the ancient region of Frisia.Until the end of 1996, the province bore Friesland as its official name. In 1997 this Dutch name lost its official status to the Frisian Fryslân...
  
  ridge.