Pink ChalcedonyA pink chalcedony shows off its ... Many minerals form beautiful crystals, but the most prized of all are gemstones. Uncut gems often look fairly ordinary–like rocks.

Meanwhile, pink and red diamonds are believed to get their color from structural distortions within the crystal lattice rather than from impurities. Topaz is a fascinating gemstone that can occur ...

In fact, pink diamonds are among the rarest but most in demand gems in the global market ... according to Sotheby’s. The stone itself is 14.83 carats. However, the original stone found in ...