"Mica Powder" Pixie Dust can be used to create a sparkle or pearl luster effect between glass layers or on its surface. Place powder in a frit trough, on a marvering pad, in small metal bowl or you can use a fine sifter. Heat the glass until the surface is molten (pixie dust will only stick to molten glass) dip it, roll it or sprinkle it with pixie dust for that extra effect. Put the glass back into gentle flame or heat to anneal.This 30grm bottle of Bright Copper Pixie Dust has a RRP $11.80 buy now $10.03.