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  2. Magnesium oxide wallboard - Wikipedia

    en.wikipedia.org/wiki/Magnesium_oxide_wallboard

    Magnesium oxide wallboard (10 mm thickness) Magnesium oxide, more commonly called magnesia, is a mineral that when used as part of a cement mixture and cast into thin cement panels under proper curing procedures and practices can be used in residential and commercial building construction.

  3. List of mines in South Africa - Wikipedia

    en.wikipedia.org/wiki/List_of_mines_in_South_Africa

    This list of mines in South Africa is subsidiary to the list of mines article and lists working, defunct and future mines in the country and is organised by the primary mineral output. For practical purposes stone, marble and other quarries may be included in this list.

  4. Magnesium oxide - Wikipedia

    en.wikipedia.org/wiki/Magnesium_oxide

    Magnesium oxide (Mg O), or magnesia, is a white hygroscopic solid mineral that occurs naturally as periclase and is a source of magnesium (see also oxide).It has an empirical formula of MgO and consists of a lattice of Mg 2+ ions and O 2− ions held together by ionic bonding.

  5. List of largest companies in South Africa - Wikipedia

    en.wikipedia.org/wiki/List_of_largest_companies...

    The figures are in billions of US dollars and are for the year 2019. All 14 companies from South Africa in the Forbes 2000 are listed. [2] *Despite the company being South African with Head Offices in South Africa, the company is listed as British by the Forbes 2000 ranking due to the entity's registered address in London.

  6. List of power stations in South Africa - Wikipedia

    en.wikipedia.org/wiki/List_of_power_stations_in...

    Around 81% of South Africa's energy needs are directly derived from coal [9] and 81% of all coal consumed domestically goes towards electricity production. [10] Historically this has given South Africa access to cheap electricity, but it is also one of the leading reasons that the country is in the top 20 list of carbon dioxide emitting countries .

  7. Water Board (South Africa) - Wikipedia

    en.wikipedia.org/wiki/Water_Board_(South_Africa)

    The Water Boards in South Africa (see list below), together indirectly served more than 24 million people in 90 municipalities in 2005, or about half the population of South Africa. The three largest Water Boards - Rand Water in Gauteng Province, Umgeni Water in KwaZulu Natal Province and Overberg Water – indirectly serve 10 million, 4 ...

  8. Armscor (South Africa) - Wikipedia

    en.wikipedia.org/wiki/Armscor_(South_Africa)

    The Armaments Production Board was established in 1964 to control the manufacture, procurement and supply of all armaments for the South African Defence Force (Simpson, 1989:222). The board also took over the Department of Defence's workshops and the ammunition section of the South African Mint, and was authorised to co-ordinate arms production ...

  9. Komatiite - Wikipedia

    en.wikipedia.org/wiki/Komatiite

    Komatiite-hosted nickel-copper sulfide mineralisation today accounts for about 14% of the world's nickel production, mostly from Australia, Canada and South Africa. Komatiites are associated with nickel and gold deposits in Australia, Canada, South Africa and most recently in the Guiana shield of South America.