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Title
Serpentine Orb #6487596
Description
Serpentine encompasses a group of common rock-forming hydrous magnesium iron phyllosilicate ((Mg, Fe)3Si2O5(OH)4) minerals that may contain minor amounts of other elements including chromium, manganese, cobalt and nickel. In mineralogy and gemology, serpentine may refer to any of twenty varieties belonging to the serpentine group. [Source: Wikipedia]