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Three Counties System

The Three Counties System is a set of inter-connected limestone solutional cave systems spanning the borders of Cumbria, Lancashire, and North Yorkshire in the north of England. [1]

27 relations: Barbon Beck, Cave diving, Cowan Bridge, Craven Fault System, Cumbria, Death's Head Hole, Dent Fault, Ease Gill Caverns, England, Hoxnian Stage, Ireby Fell Cavern, Kingsdale, Lancashire, Leck Fell, Limestone, Long Drop Cave, Lost John's Cave, Marine isotope stage, North Yorkshire, Notts Pot, Phreatic zone, Rumbling Hole, Site of Special Scientific Interest, Solutional cave, Stalagmite, Uranium-thorium dating, Yorkshire Ramblers' Club.

Barbon Beck

Barbon Beck is a small river in Cumbria.

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Cave diving

Cave diving is underwater diving in caves which are at least partially filled with water.

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Cowan Bridge

Cowan Bridge is a village in the English county of Lancashire.

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Craven Fault System

The Craven Fault System is the name applied by geologists to the group of crustal faults in the Pennines that form the southern edge of the Askrigg Block and which partly bounds the Craven Basin.

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Cumbria

Cumbria (locally) is a non-metropolitan county in North West England.

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Death's Head Hole

Death's Head Hole is a cave on Leck Fell, in Lancashire, England.

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Dent Fault

The Dent Fault is a major fault on the boundary between the counties of Cumbria and North Yorkshire in northern England.

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Ease Gill Caverns

The Ease Gill Cave System is the longest, and most complex cave system in Britain, with around of passages, including connections only passable by cave diving.

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England

England is a country that is part of the United Kingdom.

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Hoxnian Stage

The Hoxnian Stage is a middle Pleistocene stage of the geological history of the British Isles.

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Ireby Fell Cavern

Ireby Fell Cavern is a cave system on Ireby Fell, Lancashire, England, near the border with North Yorkshire.

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Kingsdale

Kingsdale is a valley on the western edge of the Yorkshire Dales National Park in northern England.

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Lancashire

Lancashire (archaically the County Palatine of Lancaster; abbreviated Lancs.) is a county in north west England.

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Leck Fell

Leck Fell is a Site of Special Scientific Interest in Lancashire.

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Limestone

Limestone is a sedimentary rock composed largely of the minerals calcite and aragonite, which are different crystal forms of calcium carbonate (CaCO3).

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Long Drop Cave

Long Drop Cave is a cave on Leck Fell, in Lancashire, England.

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Lost John's Cave

Lost Johns' Cave is the most extensive cave system on Leck Fell, Lancashire, England.

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Marine isotope stage

Marine isotope stages (MIS), marine oxygen-isotope stages, or oxygen isotope stages (OIS), are alternating warm and cool periods in the Earth's paleoclimate, deduced from oxygen isotope data reflecting changes in temperature derived from data from deep sea core samples.

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North Yorkshire

North Yorkshire is a county in England.

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Notts Pot

Notts Pot is cave system on Leck Fell, Lancashire, England.

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Phreatic zone

The phreatic zone, or zone of saturation, is the area in an aquifer, below the water table, in which relatively all pores and fractures are saturated with water.

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Rumbling Hole

Rumbling Hole is a cave on Leck Fell, in Lancashire, England.

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Site of Special Scientific Interest

A Site of Special Scientific Interest (SSSI) (Area of Special Scientific Interest or ASSI in Northern Ireland) is a conservation designation denoting a protected area in the United Kingdom.

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Solutional cave

A solutional cave is a cave usually formed in the soluble rock limestone.

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Stalagmite

A stalagmite (or; from the Greek σταλαγμίτης -, from σταλαγμίας -, "dropping, trickling") is a type of rock formation that rises from the floor of a cave due to the accumulation of material deposited on the floor from ceiling drippings.

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Uranium-thorium dating

Uranium-thorium dating, also called thorium-230 dating, uranium-series disequilibrium dating or uranium-series dating, is a radiometric dating technique commonly used to determine the age of calcium carbonate materials such as speleothem or coral.

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Yorkshire Ramblers' Club

The Yorkshire Ramblers' Club (YRC) is the second-oldest mountaineering club in England, the oldest being the Alpine Club.

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3 Counties System.

References

[1] https://en.wikipedia.org/wiki/Three_Counties_System

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