The major copper deposit is discovered close to Aktogay town.

They're the ones who don't find the copper deposits they are sent to find.

Mining began at the site in 1730, when it was mistakenly thought to be a copper deposit.

It was established after a discovery in 1842 of significant copper deposits.

This is confirmed by looking at her fingernails, these having turned blue from copper deposits.

It is the site of a large copper deposit.

The deposit itself is one of the largest copper deposits in the world.

After the Cliff mine exhausted the copper deposit, the town became deserted.

My company is looking into some possible copper deposits in the mountains.

The copper deposits are found in the older rocks of the Roan group.