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Search Results - Gemstones, Gemstones - Loose, July 2006
your search of 'Gemstones, Gemstones - Loose, July 2006' has 1 result.
12/09/2009
Serpentine is the general name given to a group of mostly green stones that are composed of magnesium hydroxyl silicate. A secondary mineral, created when water runs through magnesium silicates (hydrothermal), serpentine has many variations that mineralogists have divided into groups and varieties since the nineteenth century.
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