Cambridge Encyclopedia » Cambridge Encyclopedia Vol. 67

serpentine - Overview, Antigorite, Chrysotile, Lizardite

A hydrous magnesium silicate (Mg3Si2O5(OH)4) occurring in altered basic and ultrabasic igneous rocks by the decomposition of olivine and pyroxene. There are two main forms: chrysotile (an asbestos variety) and antigorite. It is soft, green to black, and used in decorative carving.

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