serpentinite
noun
a metamorphic rock with a primary composition of serpentine and related minerals.
The grammatical form denoting more than one person, place, thing, or idea.
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Subduction zone fluxes of halogens and noble gases in seafloor and forearc serpentinites.
From Nature ● Nov. 28, 2017