Dave Price is a development fitter and regional branch secretary for the National Union of Mineworkers.
Shop stewards from the giant National Union of Mineworkers (NUM) have been killed or threatened.
The National Union of Mineworkers is a close ally of the country's ruling African National Congress.
The National Union of Mineworkers said it was too early to speculate on the future of the mine.
Mr Scargill led a year-long strike of pit workers in 1984-5 as president of the National Union of Mineworkers.
Cyril Ramaphosa, once boss of the National Union of Mineworkers (NUM), is often cited as a case in point.
Chris Kitchen, secretary of the National Union of Mineworkers, the representative body for U.K. coal miners, on Monday said Mrs.
Harold Macmillan once remarked that no sensible man directly challenged the National Union of Mineworkers or the Brigade of Guards.
Ex-miners' union president Arthur Scargill has reached an out-of-court settlement with the National Union of Mineworkers (NUM) over expense claims.
Her achievements included developing a treatment for emphysema, a breakthrough for which she was lauded by the National Union of Mineworkers.
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It had agreed to take back the miners if they returned to work by Tuesday, the National Union of Mineworkers said.
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National Union of Mineworkers (NUM) spokesman Lesiba Seshoka told Reuters the official had been killed "execution style" but gave no further details.
Workers also unfurled a "National Union of Mineworkers" banner, evoking memories of the painful yearlong coal miners' strike during the Thatcher years.
Wayne Thomas, the general secretary of the National Union of Mineworkers in Wales said the union's staff were given the day off on Wednesday.
He is currently general secretary of the National Union of Mineworkers, one of the better-organised trade unions, which bred Cyril Ramaphosa, Mr Motlanthe's predecessor.
Analysts cite reports that the National Union of Mineworkers has called upon its members at the state-owned energy provider Eskom to prepare for a strike.
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The following spring the National Union of Mineworkers called a nationwide strike, despite the failure of their firebrand president, Arthur Scargill, to ballot his members.
Some miners say the official National Union of Mineworkers is too close to the governing African National Congress (ANC) and so is no longer standing up for their rights.
Wayne Thomas, general secretary of the National Union of Mineworkers South Wales Area, said he would like to see Gleision included because of its significance but added a compromise may be possible.
Wayne Thomas from the National Union of Mineworkers for south Wales, and chair of the appeal fund for the victims' families, said in his 30 years underground he had never seen such a thing.
Mr Scargill, 74, says he was given use of the rented three-bed Barbican flat for life when he became president of the National Union of Mineworkers in 1982, a tenure that lasted 20 years.
In a statement, The National Union of Mineworkers said Lady Thatcher had "set out to serve those whose interests were profit for the few" and this had led to the "decimation" of the coal industry.
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The stand-off is thought to have taken place between the National Union of Mineworkers (NUM) - allied to the ruling African National Congress (ANC) party - and the militant Association of Mineworkers and Construction Union (Amcu).
It had to do with a vicious rivalry between two unions -- the dominant and established National Union of Mineworkers and the splinter Association of Mineworkers and Construction Union which has been encroaching on the former's role.
One survivor of the Thatcher decade whose voice was not heard reflecting on the death of the former Prime Minister was that of Arthur Scargill, leader of the National Union of Mineworkers during the fateful pit dispute of 1984-5.
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Those who recall the charismatic orator who built the National Union of Mineworkers into a major political force might not recognize the cautious business leader his associates now describe: "He is surprisingly quiet and non-confrontational on boards, " said the person who has done business with Shanduka.
Frans Baleni, head of the dominant National Union for Mineworkers, said Monday that members were under siege.
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