Matches in DBpedia 2014 for { ?s <http://dbpedia.org/property/openingYear> ?o. }
- Adamów_Coal_Mine openingYear "1979".
- Agbaja_mine openingYear "2012".
- Alabastine_Mine openingYear "1907".
- Aladağ_mine openingYear "1973".
- Alegria_mine openingYear "1992".
- Allchar_deposit openingYear "1880".
- Almazna_coal_mine openingYear "1990".
- Altân_Tepe_mine openingYear "1898".
- Anaconda_Copper_Mine_(Nevada) openingYear "1918".
- Anaconda_Copper_Mine_(Nevada) openingYear "1953".
- Anina_Mine openingYear "1790".
- Area_C_mine openingYear "2003".
- Argyle_diamond_mine openingYear "1985".
- Arizona_One_mine openingYear "2009".
- Ashio_Copper_Mine openingYear "Before 1600".
- Attepe_mine openingYear "1960".
- Avnik_mine openingYear "1973".
- Baffinland_Iron_Mine openingYear "2014".
- Bagla_Hills_mine openingYear "2009".
- Ballycorus_Leadmines openingYear "1807".
- Balmain_Colliery openingYear "1897".
- Balmoral_South_mine openingYear "2011".
- Barton_Mine openingYear "1906".
- Batra_mine openingYear "1967".
- Batu_Hijau_mine openingYear "2000".
- Bazhanov_coal_mine openingYear "1957".
- Beanland_Mine openingYear "1936".
- Belle_Ayr_Mine openingYear "1972".
- Benxi_mine openingYear "2010".
- Berbeşti_Coal_Mine openingYear "1980".
- Bersham_Colliery openingYear "1864".
- Besshi_copper_mine openingYear "1691".
- Beverley_Uranium_Mine openingYear "2001".
- Bełchatów_Coal_Mine openingYear "1955".
- Bielszowice_Coal_Mine openingYear "1979".
- Big_Bell_Gold_Mine openingYear "1980.0".
- Big_Dan_Mine openingYear "1906".
- Bilorichenska_coal_mine openingYear "1957".
- Bilozerska_coal_mine openingYear "1954".
- Bilytska_coal_mine openingYear "1959".
- Birch_Tor_and_Vitifer_mine openingYear "1750".
- Birchtree_Mine openingYear "1965".
- Birchtree_Mine openingYear "1988".
- Black_Thunder_Coal_Mine openingYear "1977".
- Blackwater_coal_mine openingYear "1967".
- Bluebird_Gold_Mine openingYear "1980.0".
- Boddington_Gold_Mine openingYear "Original plant: 1987; Expansion Project: July 2009".
- Bogdanka_Coal_Mine openingYear "1975".
- Bolesław_Śmiały_Coal_Mine openingYear "2000".
- Bong_mine openingYear "2013".
- Borynia_Coal_Mine openingYear "1971".
- Box_Flat_Mine openingYear "1969".
- BrightStar_Gold_Mine openingYear "2010".
- Brockman_2_mine openingYear "1992".
- Brockman_4_mine openingYear "2010".
- Bronzewing_Gold_Mine openingYear "1991".
- Browns_polymetallic_ore_deposit openingYear "2008".
- Brunswick_12_mine openingYear "1964".
- Brunswick_6_mine openingYear "1966".
- Buckles_Mine openingYear "1957".
- Budryk_Coal_Mine openingYear "1979".
- Budureasa_mine openingYear "2009".
- Bulqizë_mine openingYear "1942".
- Bulyanhulu_Gold_Mine openingYear "2001".
- Burbanks_Gold_Mine openingYear "1887".
- Burnakura_Gold_Mine openingYear "1990.0".
- Burton_coal_mine openingYear "1995".
- Buzwagi_Gold_Mine openingYear "2009".
- Bytom_Odrzański_mine openingYear "2004".
- Băița_mine openingYear "1955".
- Bărbăteni_Coal_Mine openingYear "1980".
- Cadia-Ridgeway_Mine openingYear "1998".
- Cameby_Downs_coal_mine openingYear "2010".
- Can-Met_Mine openingYear "1957".
- Cannington_Mine openingYear "1997".
- Caribou_zinc_mine openingYear "1970".
- Carosue_Dam_Gold_Mine openingYear "2000".
- Cassinga_mine openingYear "2013".
- Cavnic_mine openingYear "1958".
- Cerro_Vanguardia_Mine openingYear "1998".
- Certej_Mine openingYear "1793".
- Challenger_Mine openingYear "2002".
- Channar_mine openingYear "1990".
- Chino_Mine openingYear "1909".
- Chirano_Gold_Mine openingYear "2005".
- Christmas_Creek_mine openingYear "2009".
- Chuquicamata openingYear "1882".
- Chwałowice_Coal_Mine openingYear "1897".
- Cigar_Lake_Mine openingYear "2014".
- Citronen_mine openingYear "not opened".
- Cliffs_Shaft_Mine_Museum openingYear "1868".
- Cloud_Break_mine openingYear "2008".
- Cluff_Lake_mine openingYear "1980".
- Cobre_mine openingYear "2011".
- Collinsville_coal_mine openingYear "1919".
- Colomac_Mine openingYear "1990".
- Comănești_Coal_Mine openingYear "1836".
- Con_Mine openingYear "1938".
- Consolidated_Mines openingYear "1782".
- Coppabella_coal_mine openingYear "1988".