Iolite 7x9-8x10mm Pebble A Grade - 15-16-Inch tucson2026-PEBCHP1 a mineral of the Quartz

a mineral of the Quartz family

They are all silicate minerals

s attention in the 1890s when a local geologist saw it glimmering in the moonlight and recommended that it be submitted as a representative stone from Norway to the World

also known as Nacre

Turquoise is one of the oldest known stones in human history

Iolite 7x9-8x10mm Pebble A Grade - 15-16-Inch tucson2026-PEBCHP1 a mineral of the QuartzIolite 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.