African Blood Stone 8mm Round - 15-16 Inch Mexican Fire Opal which receive their color from

which receive their color from trace amounts of chromium

everything from colorless to black

its brilliant color comes from the presence of very small inclusions of Nickel compounds

Dog Teeth Amethyst is believed to help soften resistance to change and dispel negativity

Iolite most commonly occurs in shades of blue-gray

African Blood Stone 8mm Round - 15-16 Inch Mexican Fire Opal which receive their color fromBloodstone most commonly refers to green Jasper with red inclusions consisting of Hematite. Naturally occuring in hues of blue to green to green with spots and streaks of red, Bloodstone was known in antiquity as Heliotrope, the Sun Stone. It has been treasured for its beauty throughout history and used extensively for adornment in jewelry as well as works of art.