Iolite Collection

Cut Cordierite (Iolite) gemstone

Banded gneiss C016 / 6208
Cordierite-biotite-gneiss. Geological specimen collected by Scotts British Antarctic Expedition 1910-1913, also known as the Terra Nova expedition

Cordierite-biotite-gneiss
Geological specimen collected by Scotts British Antarctic Expedition 1910-1913, also known as the Terra Nova expedition. It had a broad scientific programme and collected thousands of geological

Pleochroism in an iolite cut stone
This iolite (magnesium aluminium silicate) is displaying pleochroism, a varied colour effect as the gem is turned. See also 3960

Cordierite
A specimen of cordierite (magnesium aluminum silicate), a mineral from the class of silicates. Its gemstone variety called iolite is popular among gemstone collectors

Cordierite variety Iolite
It is famous for its pleochroism, appearing intense blue in one direction but becoming almost colourless as the stone is turned. Cut stone, faceted girdle, 19.69 ct

A group of feldspar specimens
Amazonstone crystals and gems, pin set with sunstone, and moonstones. The feldpars are significant rock building minerals

For sale as Licensed Images

Choose your image, Select your licence and Download the media

Discover the captivating world of Iolite, a Cordierite gemstone hidden within the bands of gneiss C016/6208. Known as the "Water Sapphire," Iolite showcases a mesmerizing play of colors through its unique pleochroism. This Cordierite variety, also called Iolite, transforms from a deep blue to a vibrant honey hue when viewed from different angles. The enchanting display of colors is a result of its complex crystal structure, making each Iolite cut stone a rare and beautiful treasure. Admire the intricate dance of light within this natural wonder, a testament to the wonders hidden within the earth's crust. Join us as we explore the geological journey of this magnificent gem and uncover the secrets of the Cordierite family, including its close relatives, a group of fascinating feldspar specimens.