” Most deep red Carnelian has been heat treated to darken the beautiful orange and red tints that are created by iron oxides in the stone
and for bringing that change to fruition
” has been often applied to unlikely products
as well as red or brown either from oxidation or Hematite inclusions
which may range from yellow to green to olive green to brownish green
Labradorite 6x10mm Irregular Faceted Rondelle - 15-16 Inch R0438 ” Most deep red CarnelianLabradorite is remarkable for the way its aggregate layers refract light, creating iridescent flashes of blue, gold, pale green or copper red. This effect is known as labradorescence, taking its name from the stone. Labradorite is usually gray to green, dark gray, light gray or black. It was discovered in Labrador, Canada in 1770 and named for the area, though it is referenced as a highly revered stone in much older Inuit tribal legends.