Both of them had strength below the surface; they were like quiet peasants owning enormous and unquarried mines.

Well, they own very good mines, in any case.

The old duck also owns factories, mines, railroads, oil wells and spaceships.

Stark owned railroads, mines and factories in every section of the country.

I own gold mines and slaves, and I deal in both regularly.

Many of the cottages date from the 18th century and were built by the Society of Friends, who owned lead mines in the area.

They own gold mines or something out in Australia.

At that time, only the nobility was allowed to own and operate mines.

At this time it was fully possible for foreigners to own mines in Norway, but they could not own power plant or railways.

While a few corporate giants own multiple mines, there are many small companies with only a few mines.