Posts Tagged ‘ azure stone ’

Lapis-Lazuli

September 16, 2009
By precious stones

The lapis-lazuli, sometimes called “azure stone,” is almost always blue, though often containing streaks of white and gold colour, the latter of which are due to the presence of minute specks or veins of iron pyrites, the former and colourless streaks being due to free lime, calcite, and other substances which have become more...
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