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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. Glossary of coal mining terminology - Wikipedia

    en.wikipedia.org/wiki/Glossary_of_coal_mining...

    A bell, bell stone or pan was a loose, roughly bell-shaped stone in the mine roof, liable to fall without warning: the cause of many coalmine fatalities. Bells were usually found in shale, but rarely in sandstone. Bevin Boys. Bevin Boys were men conscripted to work in the collieries during World War II in a scheme introduced by Ernest Bevin. [4 ...

  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. Marcellus Formation - Wikipedia

    en.wikipedia.org/wiki/Marcellus_Formation

    The Marcellus Formation or the Marcellus Shale is a Middle Devonian age unit of sedimentary rock found in eastern North America.Named for a distinctive outcrop near the village of Marcellus, New York, in the United States, [3] it extends throughout much of the Appalachian Basin.

  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.