It does not cost much to scrape it up, and the expense comes in moving costs from mine to market. Even so, Australia can produce iron ore for $25 a tonne.
⇑ Translate the sentence above by Google ⇑
Related: tonne, scrape
Prev: From ancient oak forests to centuries-old groves1 of ash or beech2, they provide a refuge for wildlife, including butterflies, birds and insects, and lock up millions of tonnes of carbon.
Next: Early humans seem to have played a major role in finishing offnine other mammal species that weighed over a tonne.
