The composition of Sodalite is sodium aluminium silicate and it gets its name from the sodium content. Sodalite does not belong to a family of crystals like the quartz crystals we have already worked with, however in mineralogy it may be classed as a feldspathoid. Sodalite is found in all shades of blue and may contain white streaks of calcite within it. Sodalite is the main constituent of Lapis Lazuli, along with other minerals. Sodalite is usually associated with the third
