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oligoclase

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noun ol·i·go·clase \ˈä-li-gō-ˌklās, ˈō-, -ˌklāz; ə-ˈli-gə-\

Definition of oligoclase

  1. :  a mineral of the plagioclase series



Origin and Etymology of oligoclase

German Oligoklas, from olig- olig- + Greek klasis breaking, from klan to break — more at clast


First Known Use: 1832


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