From brilliant blues to fiery reds, discover how nature crafts diamonds in every color, and why some shades are rarer than ...

Rare gemstones like Alexandrite, Tanzanite, Larimar, and Benitoite offer unique beauty and properties. Alexandrite changes ...

Need a break? Play the USA TODAY Daily Crossword Puzzle. While this gemstone is well-known for its colorless or white variety, there are colored diamonds, such as the famous Hope diamond.