laterite


lat·er·ite

noun \ˈla-tə-ˌrīt\

Definition of LATERITE

:  a residual product of rock decay that is red in color and has a high content in the oxides of iron and hydroxide of aluminum
lat·er·it·ic \ˌla-tə-ˈri-tik\ adjective

Origin of LATERITE

Latin later brick
First Known Use: 1807

laterite

noun    (Concise Encyclopedia)

Soil layer rich in iron oxide and sometimes aluminum, derived from a wide variety of rocks by leaching. It forms in tropical and subtropical regions where the climate is humid. Laterite is blackish brown to reddish and has been used as an iron ore and, in Cuba, as a source of nickel.

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