The Rudna mine is a large underground mine in the west of Poland in Polkowice, Polkowice County, 350 kilometres (217 miles) south-west of the capital, Warsaw. Rudna represents one of the largest copper and silver reserve in Poland having estimated reserves of 513 million tonnes of ore grading 1.78% copper and 42 g/tonnes silver.[1] The annual ore production is around 13 million tonnes from which 231,000 tonnes of copper and 546 tonnes of silver are extracted.
Location | |
---|---|
Location | Polkowice |
town | Polkowice County |
Country | Poland |
Production | |
Products | Copper |
History | |
Opened | 1969 |
Owner | |
Company | KGHM Polska Miedź |
On 20 March 2013, 19 miners were pulled alive and well from the mine after being trapped 1,000 m (3,281 ft) underground for seven hours, following a small earthquake the previous night.[2][3]
On 29 November 2016, a magnitude 4.4 earthquake at shallow depth left eight miners dead.[4]
51°30′06″N 16°06′26″E / 51.501537°N 16.107309°E