The Assarel mine is a large
copper mine
Copper extraction refers to the methods used to obtain copper from its ores. The conversion of copper consists of a series of physical and electrochemical processes. Methods have evolved and vary with country depending on the ore source, loca ...
located in western
Bulgaria
Bulgaria (; bg, България, Bǎlgariya), officially the Republic of Bulgaria,, ) is a country in Southeast Europe. It is situated on the eastern flank of the Balkans, and is bordered by Romania to the north, Serbia and North Mac ...
in
Sofia Province
Sofia Province ( bg, Софийска област, translit=Sofiyska oblast) is a province (''oblast'') of Bulgaria. The province does not include Sofia in its territories, but Sofia remains its administrative center. The province borders on t ...
. Assarel represents one of the largest copper reserves in
Bulgaria
Bulgaria (; bg, България, Bǎlgariya), officially the Republic of Bulgaria,, ) is a country in Southeast Europe. It is situated on the eastern flank of the Balkans, and is bordered by Romania to the north, Serbia and North Mac ...
as well as in the world, given its estimated reserves of 318 million tonnes of ore containing about 0.36% copper.
References
{{coord missing, Bulgaria
Copper mines in Bulgaria