The Argyle Diamond Mine is a diamond mine located in the East Kimberley region in the remote north of Western Australia. Argyle was at times the largest diamond producer in the world by volume (14 million carats in 2018), although the proportion of gem-quality diamonds was low.
Is Argyle diamond mine still operating?
Our Argyle Diamond Mine, in Western Australia, ceased production in 2020 after nearly 40 years of operation.
Are Argyle diamonds valuable?
The Argyle mine supplies over 90% of the world’s pink diamonds. … Most diamonds have at least one secondary color, so pure Argyle Diamonds are considered extremely rare and valuable. The higher the intensity or strength of the color, the more expensive the stone.
How are Argyle diamonds mined?
Innovation at Argyle
The technologically sophisticated underground operation at Argyle was the first block cave mine in Western Australia. Block cave mining involves undercutting the ore body and allowing it to break up or ‘cave’ under its own weight.
Why is Argyle Diamonds closing?
Reason for the closure
Despite this, the increasing operation cost and a stagnant diamond market, are forcing Argyle mines to close by 2020. Another reason for the closure is that the mines are so deep now that further excavation is unviable.
Who owns the Argyle mine?
The Argyle mine is owned by the Rio Tinto Group, a diversified mining company which also owns the Diavik Diamond Mine in Canada and the Murowa diamond mine in Zimbabwe.
Are Argyle diamonds Ethical?
How do the mines fit in with ethical standards? In all truth – they fit in very well. The mines adhere to safety and human rights regulations, they do not profit off conflict.
How do you sell Argyle diamonds?
If you are asking the question “where to sell argyle diamonds?” We always recommend that selling your diamond to a registered diamond buyer is often the fastest way to sell your Argyle pink diamond but will be at a price slightly lower than the current market value.
Why are Argyle pink diamonds so expensive?
Argyle Pink Diamonds are so expensive because of the very limited supply. A pink diamond is formed of only carbon like a white diamond, through millions of years in the kimberlite pipes of volcanoes. … All of our Ethical Diamonds are natural stones with no treatments, contact us to purchase an Argyle Pink Diamond.
What colour are Argyle diamonds?
More abundant than pink diamonds, Argyle champagne and cognac diamonds come in a variety of colours from light yellowish browns to rich chocolate and oranges. The lightest and the most intense champagne diamonds are the more highly prized.
Why are Argyle diamonds pink?
Yellow diamonds contain traces of nitrogen, and blue diamonds contain boron. But no similar impurities have been found in pink diamonds, leading scientists to speculate that the colour may be the result of some kind of seismic shock that altered the stone’s molecular structure.
Where is the Ellendale mine?
Ellendale Diamond Mine is located approximately 120km east of Derby in the West Kimberly Region of Western Australia. Ellendale is famous for the production of rare yellow diamonds. The mine is owned by Goodrich Resources, a company based in Sydney, through its wholly owned subsidiary Kimberley Diamond Company (KDC).
Who founded Argyle diamond mine?
Geology and reserves at the Argyle diamond mine
The deposit was discovered in 1979 by the Ashton joint venture, following some 12 years of exploration by various companies in the area.
Where is the Diavik mine?
The Diavik Diamond Mine is a diamond mine in the North Slave Region of the Northwest Territories, Canada, about 300 km (190 mi) northeast of Yellowknife.
Are champagne diamonds cheaper?
Champagne diamonds are generally less rare than colorless diamonds. Due to this, they are often less expensive than white diamonds. A yellow canary diamond is more costly than a brown and champagne diamond. The price of champagne diamonds still depends on the intensity of color, weight, and clarity.
Where have diamonds been found in Australia?
Diamonds in Australia were recorded in the Bathurst area, New South Wales in 1851. Significant quantities also were mined from alluvial deposits at Copeton and Bingara, near Inverell in north-eastern New South Wales, from 1867 to 1922 and minor production resumed at Copeton in 1997, but has since stopped.