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  2. Lode - Wikipedia

    en.wikipedia.org/wiki/Lode

    Gold-bearing quartz veins, Blue Ribbon Mine, Alaska. In geology, a lode is a deposit of metalliferous ore that fills or is embedded in a fracture (or crack) in a rock formation or a vein of ore that is deposited or embedded between layers of rock. [1]

  3. Metalliferous Mines Regulations 1961 - Wikipedia

    en.wikipedia.org/wiki/Metalliferous_Mines...

    The Metalliferous Mines Regulations 1961 replaces both the Metalliferous Mines Regulations, 1926 and the Mysore Gold Mines Regulations, 1953 to prevent possible dangers, accidents and deaths from mining in India.

  4. Acid mine drainage - Wikipedia

    en.wikipedia.org/wiki/Acid_mine_drainage

    Acid mine drainage, acid and metalliferous drainage (AMD), or acid rock drainage (ARD) is the outflow of acidic water from metal mines and coal mines. [citation needed]

  5. 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 ...

  6. Ore - Wikipedia

    en.wikipedia.org/wiki/Ore

    Iron ore (banded iron formation) Manganese ore – psilomelane (size: 6.7 × 5.8 × 5.1 cm) Lead ore – galena and anglesite (size: 4.8 × 4.0 × 3.0 cm). Ore is natural rock or sediment that contains one or more valuable minerals, typically including metals, concentrated above background levels, and that is economically viable to mine and process.

  7. Refining (metallurgy) - Wikipedia

    en.wikipedia.org/wiki/Refining_(metallurgy)

    In hydrolysis, the noble-metalliferous products are dissolved either in aqua regia (consisting of hydrochloric acid and nitric acid) or in a hydrochloric acid and chlorine gas in solution. Subsequently, certain metals can be precipitated or reduced directly with a salt, gas, organic, and/or nitro hydrate connection.

  8. School of Metalliferous Mining - Wikipedia

    en.wikipedia.org/wiki/School_of_Metalliferous_Mining

    The newly amalgamated school would occupy the Camborne Mining School site and the Camborne Mining School brand be continued. Mr. W. Ficher Wilkinson was appointed as the first principal of the newly formed School of Metalliferous Mining. He was educated at Harrow and at the Freiberg University of Mining and Technology in Germany.

  9. Wheal Busy - Wikipedia

    en.wikipedia.org/wiki/Wheal_Busy

    Wheal Busy, sometimes called Great Wheal Busy and in its early years known as Chacewater Mine, was a metalliferous mine halfway between Redruth and Truro in the Gwennap mining area of Cornwall, England. During the 18th century the mine produced enormous amounts of copper ore and was very wealthy, but from the later 19th century onwards was not ...