Pure beryl is colorless, but beryl gemstones get their colors from impurities. Other beryls include emerald and morganite. Aquamarine has long been thought to protect people. Sailors at sea ...

In the world of gemmology, the South American country of Brazil plays host to a variety of precious gemstones.

Known for its deep red hue, rubies are highly prized and valued at around $4,625 per carat. One of the hardest and most sought-after gemstones, diamonds cost approximately $9,502.13 per carat. A light ...