In addition, they mined it for coal and iron ore, and drained the land of gas and oil.

Numerous rail connections ensured a consistent supply of coal and iron ore from neighboring states.

Thanks to new supplies and weak demand, world prices of coal and iron ore are half the levels of the early 1980's.

U.S. Steel's costs are not going anywhere because they make steel from coal and iron ore.

These open 'Joey' boats worked short distances carrying bulk cargoes such as coal and iron ore.

The rocks are punctuated with abundant natural resources of coal and iron ore from the Carboniferous period.

This in turn was built on exploitation of natural resources such as coal and iron ore.

Loads of coal and iron ore had been moved by horse and cart over great distances to the nearest port.

The industry was based on large supplies of coal and iron ore, and was dispersed across the country.

Braddyll is a family name of landowners who traded in coal and iron ore.

In addition, they mined it for coal and iron ore, and drained the land of gas and oil.

Numerous rail connections ensured a consistent supply of coal and iron ore from neighboring states.

Thanks to new supplies and weak demand, world prices of coal and iron ore are half the levels of the early 1980's.

U.S. Steel's costs are not going anywhere because they make steel from coal and iron ore.

These open 'Joey' boats worked short distances carrying bulk cargoes such as coal and iron ore.

The rocks are punctuated with abundant natural resources of coal and iron ore from the Carboniferous period.

This in turn was built on exploitation of natural resources such as coal and iron ore.

Loads of coal and iron ore had been moved by horse and cart over great distances to the nearest port.

The industry was based on large supplies of coal and iron ore, and was dispersed across the country.

Braddyll is a family name of landowners who traded in coal and iron ore.