Gems
Description
Their beauty has captivated us for millennia. Their cost can be extraordinary–some are even considered priceless. Precious gems like diamonds, rubies, emeralds, opal, and jade are the ultimate treasures of the earth, and each one is made from a specific–and often torturous–recipe of chemistry, pressure, and heat.
Runtime
53 min 6 sec
Series
Subjects
- Natural resources (402)
- Earth (Planet) (70)
- Geography (579)
- Lithosphere (13)
- Physical geology (24)
- Geology (180)
- Physical geography (411)
- Geology, Structural (32)
- Water use (90)
- Earth sciences (341)
- Landforms (57)
- Geodynamics (11)
- Earth currents (12)
Database
Films on Demand
Direct Link
Similar Films
The rock cycle
Driest Place on Earth
Supervolcanoes
Skyscrapers in Aseismic Danger
Earth Systems
Geologic journey II. The Pacific Rim: Americas. Episode 3
Forecasting When Volcanoes Will Erupt
Yellowstone
Moving Mountains
Living Volcanoes
NOVA. Human. Making North America
Death Valley
Sahara
History of life. Life through time
The Big Burn