Modern Marvels

Diamond Mines (8x29)

Yayınlanma tarihi: Eyl 19, 2001

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.