1 X1X1 mm To 1.50 mm Natural Red Ruby Round Cut Lot 101 Pcs Calibrated Loose Gemstones Jewellary

• Rubies are found in a limited number of locations, including Myanmar, Thailand, and Sri Lanka. Rubies from Myanmar are often considered the most valuable, as they have a near-perfect coloring. Rubies are brilliant when cut and polished, but they lack fire because they have weak dispersion. When exposed to high temperatures, rubies turn green, but they regain their original color when they cool. Rubies also phosphoresce with a vivid red glow when exposed to radiant discharge Rubies are a traditional cardinal gem, along with amethyst, sapphire, emerald, and diamond. They are also one of the most popular traditional jewelry gems. The amount of chromium present determines the strength of the red color.