White Howlite 7x8mm Faceted Swirl Oval - 15-16 Inch 15x20-20x30 and pure ferrosilite contains no

and pure ferrosilite contains no magnesium

including Moonstone

while other impurities in the stone may create veining and rich patterns

but is most commonly associated with white

laced with bands or swirls of brighter blue

White Howlite 7x8mm Faceted Swirl Oval - 15-16 Inch 15x20-20x30 and pure ferrosilite contains noWhite Howlite is named for Canadian mineralogist Henry How, who first discovered the stone in Southern California in 1868. It is typically white or light gray with gray, black or brown veins running through it in web to like patterns. Because of its softness, Howlite can be easily dyed and is often treated to be blue for use as a substitute for turquoise.