Peridotite

[,peri'dәutait]

解释:

(noun.) a dark coarse-grained igneous rock consisting principally of olivine.

本校对--From WordNet

解释:

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

录入:提托

解释:

n. rock mainly composed of olivine.—n. Per′idot chrysolite.—adj. Peridot′ic.

乔校对