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troctolite
noun
troc·to·lite
\ˈträktəˌlīt\
Definition of troctolite
-s
: gabbro that is chiefly labradorite and olivine with little or no pyroxene
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Origin and Etymology of 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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