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ciminite

noun
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cim·​i·​nite | \ ˈchiməˌnīt, ˈsim- \
plural -s

Definition of ciminite

: an extrusive rock intermediate between trachyte and andesite that is marked by the presence of olivine

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History and Etymology for ciminite

Monti Cimini (Ciminian hills), Italy, its locality + English -ite

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“Ciminite.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/ciminite. Accessed 29 May. 2020.

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