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troctolite

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

Definition of troctolite

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

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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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“Troctolite.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/troctolite. Accessed 5 Mar. 2021.

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