Ruby 2mm Round Faceted A Grade - 15-16 Inch New Gemtstones Mica is heat-resistant and does

Mica is heat-resistant and does not conduct electricity

It is a translucent to transparent stone with a soft pale pink to rose red hue

Von Prehn discovered the stone in South Africa in 1774

Blue Tiger Eye is a naturally occurring dark stone with chatoyant layers that create a flash which seems to emanate from within the stone as they catch the light

Naturally occuring in hues of blue to green to green with spots and streaks of red

Ruby 2mm Round Faceted A Grade - 15-16 Inch New Gemtstones Mica is heat-resistant and doesRuby 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