Over the following decades, the tin deposits in the mine become exhausted.

Owing to its copper and tin deposits, it was an important center in the past for bronze production.

Walikale is home to the largest tin deposits in the Congo and to some very large gold mines, as well.

It grew rapidly after the British discovered vast tin deposits in the vicinity.

The site was discovered in the early 19th Century by prospectors searching for tin deposits.

He also found rich tin deposits, and recruited Chinese workers to open a mine.

Although Taiping's economy declined with the dwindling tin deposits, the metal still remains an important industry in the area as do rubber and rice.

The sea's mineral resources include tin deposits off the coasts of Malaysia and Thailand.

The mine is thought to have been discovered in 1521 and was originally mined for its tin deposits.

It is the site of the country's largest tin deposits and its main industry is mining.