What is Diamond?-- Lab-grown varieties are made by people -- The world's most popular gemstone -- A "super material" with many uses -- Superior refractive index, dispersion, luster -- Exceptional hardness, thermal conductivity |
Colored Diamonds

Colored Diamonds are diamonds with a noticeable body color. They can sell for over $1M/carat.
Largest Diamonds

World*s Largest Diamonds Stories of the largest rough, faceted and carbonado diamond.
Diamonds from Coal?

Diamonds Do Not Form From Coal That is one of the biggest misconceptions in science.
Diamond Source Rocks

Kimberlite is a variety of peridotite, an igneous rock that can be a host rock of diamond.
Carbonado Diamond

Carbonado is an extremely tough variety of industrial diamond with exceptional cutting abilities.
Lab-Grown Diamonds

Lab-Grown Diamonds? What are they? Can people really make diamonds? Are they real?
Blue Diamonds

Blue Diamonds are colored by a few boron atoms substituting for carbons in the diamond crystal.
Facts About Diamonds

Interesting Facts About Diamonds You are a diamond expert if you know all of these!
Yellow Diamonds

Yellow Diamonds are the most valuable yellow gems and the 2nd most common fancy diamond.
Red Diamonds

Red Diamonds are exceptionally rare. In a typical year, only a few diamonds earn a red color grade.
Diamonds from Space?

Diamonds in Meteorites? Some meteorites contain amazing numbers of tiny diamonds.
Huge Diamond Deposit

The Largest Diamond Deposit in the world could be under Popigai Crater in Russia.