US$ 81.00
limestone and copper
and Magtalisai
is a deep blue metamorphic rock used as a semi-precious stone that has been prized since antiquity for its intense color
mined since 4000 BCE
Iolite 4mm Faceted Coin 15-16 Inch Mexican limestone and copperIolite most commonly occurs in shades of blue 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.
US$ 81.00
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US$ 81.00