The Chidliak Kimberlite Province is located in the

Hall Peninsula The Hall Peninsula is a peninsula on the southern end of Baffin Island, in Nunavut, Canada. It lies between Frobisher Bay on the west, and the Cumberland Sound on the east between 62°40'N and 65°10'W. The Hall Peninsula is part of the Arctic Tun ...

of southern

Baffin Island Baffin Island (formerly Baffin Land), in the Canadian territory of Nunavut, is the largest island in Canada, the second-largest island in the Americas (behind Greenland), and the fifth-largest island in the world. Its area is (slightly smal ...

Nunavut Nunavut is the largest and northernmost Provinces and territories of Canada#Territories, territory of Canada. It was separated officially from the Northwest Territories on April 1, 1999, via the ''Nunavut Act'' and the Nunavut Land Claims Agr ...

Canada Canada is a country in North America. Its Provinces and territories of Canada, ten provinces and three territories extend from the Atlantic Ocean to the Pacific Ocean and northward into the Arctic Ocean, making it the world's List of coun ...

. The first

kimberlite Kimberlite is an igneous rock and a rare variant of peridotite. It is most commonly known as the main host matrix for diamonds. It is named after the town of Kimberley, Northern Cape, Kimberley in South Africa, where the discovery of an 83.5-Car ...

there was discovered in July 2008 during exploration conducted by BHP Billiton and Peregrine Diamonds Ltd. By 2012, more than 60 kimberlites had been found, seven of which included some gem-quality

diamond Diamond is a Allotropes of carbon, solid form of the element carbon with its atoms arranged in a crystal structure called diamond cubic. Diamond is tasteless, odourless, strong, brittle solid, colourless in pure form, a poor conductor of e ...

s.Pell, J., Grütter H., Neilson S., Lockhart, G., Dempsey, S. and Grenon, H. 2013. Exploration and discovery of the Chidliak Kimberlite Province, Baffin Island, Nunavut: Canada’s newest diamond district. Proceedings of 10th International Kimberlite Conference, Bangalore; Springer, New Delhi; extended abstract, 4 p.

De Beers Group The De Beers Group is a South African–British corporation that specializes in the diamond industry, including mining, exploitation, retail, inscription, grading, trading and industrial diamond manufacturing. The company is active in open-pi ...

completed acquisition of Peregrine Diamonds in 2018. The kimberlites at Chidliak are hosted in

Archean The Archean ( , also spelled Archaean or Archæan), in older sources sometimes called the Archaeozoic, is the second of the four geologic eons of Earth's history of Earth, history, preceded by the Hadean Eon and followed by the Proterozoic and t ...

metamorphic rock Metamorphic rocks arise from the transformation of existing rock to new types of rock in a process called metamorphism. The original rock ( protolith) is subjected to temperatures greater than and, often, elevated pressure of or more, caus ...

s. They occur both as

pipes Pipe(s), PIPE(S) or piping may refer to: Objects * Pipe (fluid conveyance), a hollow cylinder following certain dimension rules ** Piping, the use of pipes in industry * Smoking pipe ** Tobacco pipe * Half-pipe and quarter pipe, semi-circu ...

and as steeply dipping sheets that were emplaced between 138 and 156 Ma (million years ago).

References

Diatremes of Nunavut {{Canada-geology-stub