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  2. WoW Archivist: Blackrock Depths, WoW's ultimate dungeon - AOL

    www.aol.com/news/2012-06-29-wow-archivist...

    It's no secret, however, that BRD remains a favorite dungeon of many WoW Insider bloggers. BRD wasn't just a dungeon. It was a civilization, and you were there to bring it to its knees.

  3. World of Warcraft: Wrath of the Lich King - Wikipedia

    en.wikipedia.org/wiki/World_of_Warcraft:_Wrath...

    World of Warcraft: Wrath of the Lich King is the second expansion set for the massively multiplayer online role-playing game (MMORPG) World of Warcraft, following The Burning Crusade. It launched on November 13, 2008 and sold 2.8 million copies within the first day, making it the fastest selling computer game of all time released at that point.

  4. List of deepest mines - Wikipedia

    en.wikipedia.org/wiki/List_of_deepest_mines

    This list of deepest mines includes operational and non-operational mines that are at least 2,224 m (7,297 ft), which is the depth of Krubera Cave, the deepest known natural cave in the world. The depth measurements in this list represent the difference in elevation from the entrance of the mine to the deepest excavated point.

  5. Thornton Quarry - Wikipedia

    en.wikipedia.org/wiki/Thornton_Quarry

    Overhead view of the quarry. Thornton Quarry is one of the largest aggregate quarries in the world, located in Thornton, Illinois just south of Chicago.The quarry is 1.5 miles (2.4 km) long, 0.5 miles (0.80 km) wide, and 450 feet (140 m) deep at its deepest point.

  6. ‘No end in sight’: Blackstone boss worries another term for ...

    www.aol.com/finance/no-end-sight-blackstone-ceo...

    Around 42% of respondents in the Financial Times poll believe Trump would be the best choice to lead for the economy going forward, compared to just 31% who chose Biden. The remaining 27% were ...

  7. Underground hard-rock mining - Wikipedia

    en.wikipedia.org/wiki/Underground_hard-rock_mining

    There are two principal phases of underground mining: development mining and production mining. Development mining is composed of excavation almost entirely in (non-valuable) waste rock in order to gain access to the orebody. There are six steps in development mining: remove previously blasted material (muck out round), scaling (removing any unstable slabs of rock hanging from the roof and ...

  8. Borehole mining - Wikipedia

    en.wikipedia.org/wiki/Borehole_mining

    Borehole Mining (BHM) is a remote operated method of extraction (mining) of mineral resources through boreholes based on in-situ conversion of ores into a mobile form (slurry) by means of high pressure water jetting (hydraulicking). This process is carried-out from a land surface, open pit floor, underground mine or floating vessel through pre ...

  9. Flint mining - Wikipedia

    en.wikipedia.org/wiki/Flint_mining

    Flint mining is the process of extracting flint from underground. Flint mines can be as simple as a pit on the surface or an area of quarrying, or it may refer to a series of shafts and tunnels used to extract flint. Flint has been mined since the Palaeolithic, but was most common during the Neolithic.