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  2. Minerals Resource Rent Tax - Wikipedia

    en.wikipedia.org/wiki/Minerals_Resource_Rent_Tax

    Those opposing the tax included the mining industry, resource and mining organisations such as Fortescue Metals Group, Xstrata and Hancock Prospecting, mining lobby groups, being mainly led by the Association of Mining and Exploration Companies (AMEC) and the federal opposition (Liberal Party and National Party).

  3. Litecoin - Wikipedia

    en.wikipedia.org/wiki/Litecoin

    Litecoin (Abbreviation: LTC; sign: Ł) is a decentralized peer-to-peer cryptocurrency and open-source software project released under the MIT/X11 license. Inspired by Bitcoin , Litecoin was among the earliest altcoins , starting in October 2011.

  4. Mining pool - Wikipedia

    en.wikipedia.org/wiki/Mining_pool

    In the context of cryptocurrency mining, a mining pool is the pooling of resources by miners, who share their processing power over a network, to split the reward equally, according to the amount of work they contributed to the probability of finding a block. A "share" is awarded to members of the mining pool who present a valid partial proof ...

  5. Pebble Mine - Wikipedia

    en.wikipedia.org/wiki/Pebble_Mine

    (Bristol Bay is the most valuable Sockeye Salmon fishery in the world – employing more than 14,000 people and generating $1.5 billion in annual profit.) [16] [97] Accidental discharge of process chemicals and byproducts, heavy metals , and acid mine drainage to the environment are concerns in mine design and operation.

  6. General Mining Act of 1872 - Wikipedia

    en.wikipedia.org/wiki/General_Mining_Act_of_1872

    The mining law of 1866 had given discoverers rights to stake mining claims to extract gold, silver, cinnabar (the principal ore of mercury) and copper. When Congress passed the General Mining Act of 1872, the wording was changed to "or other valuable deposits," giving greater scope to the law. The 1872 law was codified as 30 U.S.C. §§ 22-42 [14]

  7. Mining industry of the Democratic Republic of the Congo

    en.wikipedia.org/wiki/Mining_industry_of_the...

    Canada's mining ministry, Natural Resources Canada, estimated the 2009 value of Canadian-owned mining assets in the D.R. Congo at Cdn.$3.3 billion, ten times more than in 2001, making the DRC the African country with second-highest African level of Canadian investment after Madagascar, and Canadian investment in the Congo representing a sixth ...

  8. Losing-Trick Count - Wikipedia

    en.wikipedia.org/wiki/Losing-Trick_Count

    The underlying premise of LTC is that if a suit is evenly distributed, i.e. three players hold three cards in the suit and one player holds four, a maximum of three losers can be assumed in any one suit held by the partnership and, in turn, the maximum number of losers held by the partnership in all four suits is 24 (three in each of the four suits in each of two hands, i.e. 3 x 4 x 2 = 24).

  9. Grasberg mine - Wikipedia

    en.wikipedia.org/wiki/Grasberg_mine

    The mining company is a joint venture between Indonesian and American interests, with the Indonesian government through its state-owned company PT Mineral Industri Indonesia (MIND ID) and PT Indonesia Papua Metal & Mineral, a company co-owned by MIND ID and government of Papua, owning a 51.23% stake and Freeport-McMoRan owning 48.77%.