Ruby 3mm Round AA Grade - 15-16 Inch Yellow The fibrous asbestos inclusions in

The fibrous asbestos inclusions in the stone give it the flash that inspired its name

but has been used historically to describe the transparent variety

who performed early research into the many optical properties of mica

Its inclusions of golden tones to rust to red are due to traces of hematite embedded in the stone

Ruby 3mm Round AA Grade - 15-16 Inch Yellow The fibrous asbestos inclusions inRuby is a precious gemstone known for its deep red color. It is a variety of the mineral corundum, the second hardest mineral next to diamond . The presence of chromium is what gives a ruby its red color. Trace amounts of iron can also affect the hue, giving some rubies a slightly brownish or purplish tint. Ruby has long been considered one of the most beautiful and valuable gemstones on the planet. At times in ancient history, Ruby was valued more