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A mineral, composed of silica, magnesia, and iron, of a yellow to green color. It is common in certain volcanic rocks; -- called also olivine and peridot. Sometimes used as a gem. The name was also early used for yellow varieties of tourmaline and topaz.

sh color, found in Bolton, Massachusetts. It is a silicate of magnesium, belonging to the chrysolite family.

A peculiar rounded granule of some mineral, usually enstatite or chrysolite, found imdedded more or less aboundantly in the mass of many meteoric stones, which are hence called chondrites.

ing. James i. 4. With strength entire and free will armed. Milton. One entire and perfect chrysolite. Shak.

A black, greenish, or brownish mineral of the chrysolite group. It is a silicate of iron.

, igneous rock consisting of lamellar pyroxene (diallage) and labradorite, with sometimes chrysolite (olivine gabbro).

An igneous rock consisting largely of chrysolite, with pyroxene and picotite (a variety of spinel containing chromium).

ration in a mineral or rock mass when involving a chemical change of the substance, as of chrysolite to serpentine; -- opposed to ordinary metamorphism, as implying simply a recrystallization. -- Met`a*so*mat"ic, a.

A common name of the yellowish green mineral chrysolite, esp. the variety found in eruptive rocks.

Chrysolite.

An eruptive rock characterized by the presence of chrysolite (peridot). It also usually contains pyroxene, enstatite, chromite, etc. It is often altered to serpentine.

A dark green igneous rock, consisting largely of chrysolite, with hornblende, augite, biotite, etc.