1 troctolite | Definition of troctolite

troctolite

noun
troc·​to·​lite | \ ˈträktəˌlīt\
plural -s

Definition of troctolite

: gabbro that is chiefly labradorite and olivine with little or no pyroxene

History and Etymology for troctolite

German troktolit, from Greek trōktēs, a sea fish (in Late Latin trocta, a trout) + German -lit -lite; from the resemblance to the speckled skin of a trout

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