Iolite 7x9-8x10mm Pebble A Grade - 15-16-Inch 8x10 Tumble Nugget Blue Goldstone is an opaque

Blue Goldstone is an opaque

It is a form of Chrysoberyl

It is the most abundant lithium-bearing mineral as well as a significant source of the rare alkali metals rubidium and caesium

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a stone which is indistinguishable from Jade except to the most trained and discerning eye

Iolite 7x9-8x10mm Pebble A Grade - 15-16-Inch 8x10 Tumble Nugget Blue Goldstone is an opaqueIolite most commonly occurs in shades of blue to gray, violet or indigo. It displays a visual property called pleochroism, which means that it can appear to be different colors as it shifts in the light. According to Norse legend, Viking explorers used thin pieces of Iolite as the worlds first polarizing lens to help them determine the exact location of the sun for navigation.