Serpentinite is a metamorphic rock composed predominantly of serpentine group minerals formed by serpentinization of mafic or ultramafic rocks. The ancient origin of the name is uncertain; it may be …

Serpentine is a group of minerals that are usually green in color. It is used as gemstone, architectural stone, carving material and source of asbestos. Serpentinite is a rock composed mainly of serpentine …

Mar 20, 2012 · Serpentinite is a metamorphic rock composed mainly of minerals from the serpentine group, including antigorite, lizardite, and chrysotile. These minerals form through the hydrous …

Feb 26, 2025 · This mineral gives the serpentinite its characteristic light to dark green color. Serpentine minerals are made of tiny sheets of silica tetrahedrons that are loosely held together. The weak …

The term "serpentine" is commonly used by the general public to refer to the rock type that geologists call "serpentinite." Serpentine rock occurs in central and northern California -- in the Coast Ranges, …

A rock composed predominantly of one or more serpentine group minerals, e.g., antigorite, chrysotile and lizardite, formed by serpentinization (hydration and ...

Mayhew [5] reviews the oxidation state of bulk rock serpentinite and the mineral serpentine in samples from a range of environments, as listed above. Serpentinization is invariably accompanied by an …

Serpentinites are rocks consisting mostly of the serpentine-group minerals chrysotile, lizardite and antigorite. They are formed by the hydration of olivine-rich ultramafi c rocks and they contain up to …

Type Metamorphic Rock Texture Non-foliated to weakly-foliated; Variable grain size Composition Serpentine Index Minerals Color Mottled Green and gray Miscellaneous May be harder than glass in …

Serpentinite is a rock formed from the alteration of peridotite, a type of ultramafic rock rich in magnesium and iron. This transformation happens deep within the Earth's mantle, where intense heat and …