Lapis Lazuli is a semi-precious STONE that has been used since ancient times for its intense BLUE color. It is composed of several minerals, including lazurite, calcite, and pyrite. The term 'LAPIS Lazuli' is derived from the Latin words 'LAPIS' meaning 'STONE' and 'lazuli' meaning 'BLUE'. The crossword solutions for the term 'LAPIS Lazuli' are 'AZURE' (5 letters) and 'Lazuli' (6 letters). AZURE is a deep BLUE color, which is the same color as LAPIS Lazuli.