What Makes Edible Glitter Shiny? The Mica Science
What makes edible glitter shiny? Not gold — layers. Mineral flakes stack reflections until your eye reads shimmer. Edible glitter shines because of stacked layers, not metal. Every shade is built on mica, a mineral that splits into thin, flat flakes. Those flakes carry whisper-thin coats of mineral pigment — titanium dioxide and iron oxide in the gold — so light bounces off every layer and reaches your eye as shimmer. Fine 5-25 micron luster dust reads as a smooth sheen; 50-500 micron flakes twinkle one by one. In this episode: - The gold recipe, read straight from the safety data sheet —…
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