Modern Marvels - Diamond Mines

Seizoen: 7 - Aflevering: 29 / 177 - Eerst uitgezonden: 19 september 2001 - Episode ID: 438744

Half a mile below the earth's surface, men mine for rough diamonds--a pure carbon substance. Brilliant when cut and polished, they are marketed as the most precious gem in the world. From the earliest mines of the 4th century BC to today's technological wonders in South Africa, we explore the history and technology of the diamond mine.