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How far does Boulby potash mine go out to sea?
0.93 miles
In April 2011, the mine began the world’s first commercial production of polyhalite, a rare mineral that has been found in large quantities in a seam out to sea from the mine, with total resources estimated at over a billion tonnes lying more than 0.93 miles (1.5 km) offshore.
What does boulby mine?
The Boulby mine in northern England is where much of Britain’s potash – used in fertiliser – is collected. But to do so they have to tunnel kilometres under the sea. The Boulby mine is located more than 1,400 metres – nearly a mile – underground.
How hot is the Earth 1 mile down?
Geologists calculate that, for every mile you dig beneath the Earth’s surface, the temperature rises 15º F and the pressure increases simultaneously at a rate of about 7,300 pounds per square inch.
What is the deepest hole ever drilled on Earth?
The deepest hole by far is one on the Kola Peninsula in Russia near Murmansk, referred to as the “Kola well.” It was drilled for research purposes beginning in 1970. After five years, the Kola well had reached 7km (about 23,000ft).
How much potash is left in the world?
In 2020, the global reserves of potash were estimated at more than 3.6 billion tonnes (potassium oxide equivalent).
What country has the most potash?
Canada
1. Canada. Leading the list of the top potash countries by production is Canada. The nation is the world’s largest potash producer, with potash production growing by 200,000 MT in 2021 over 2020 production levels.
Where is the Boulby Mine site?
The 200ha mine site is at Boulby, half-way between the Tees estuary and the port of Whitby. The design capacity is now over 1.0Mt/y of potassium chloride (KCl) product, sufficient to maintain a 55% UK market share and substantial export sales. Potash extraction requires the co-production of salt.
Can polyhalite be mined at Boulby?
In April 2014, Cleveland Potash was awarded a £4.9 million government grant to support the mining of polyhalite at the Boulby site and parent company Israel Chemicals Ltd has pledged to invest £300 million in the area before 2018. Gemmy, sharp green-blue boracite crystals from the Boulby Mine.
Where can I find media related to Boulby potash mine?
Wikimedia Commons has media related to Boulby Potash Mine. Discovery Channel video from How Do They Do It?
How does CPL mine potash underground?
One of the continuous miners underground at Boulby. Stress-relief mining techniques have helped CPL to produce potash from greater depths. Joy shuttle cars are used to move the run-of-mine potash from the continuous miners to the main conveyors.