上市于澳大利亚的有色金属公司沃尔夫矿业有限公司（Wolf Mineral Limited）宣布，其位于英国的赫莫顿（Hemerdon）钨锡资源项目已产出第一批钨精矿。
权威例句
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Wolf Minerals hopes to begin mining at Hemerdon by the end of 2014.
BBC: Hemerdon mine company secures further ?50m
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Tungsten, which is used in metal-working, construction and in the manufacture of electrical equipment and light bulbs, was discovered at Hemerdon in 1867.
BBC: Hemerdon mine company secures further ?50m
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Wolf Minerals hopes to begin mining at Hemerdon in 2014 and once open, it is believed the mine will be the fourth largest tungsten resource in the world.