Introduction to Sodalite Jade Roller

A sodalite is a group of feldspar-like minerals, which are sodium aluminosilicates containing chlorides that produce a white silver chloride precipitate when nitric acid is added and silver nitrate is added. When chlorine is replaced by sulfur in the composition, a violet-blue streak forms. Blue veins include hydroxy-blue, zoisite, and blue calcite, and vary in …

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