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The Collaborative International Dictionary
Micropegmatite

Micropegmatite \Mi`cro*peg"ma*tite\, n. [Micro- + pegmatite.] (Min.) A rock showing under the microscope the structure of a graphic granite (pegmatite). -- Mi`cro*peg`ma*tit"ic, a.

Wiktionary
micropegmatite

n. (context mineralogy English) A rock showing under the microscope the structure of pegmatite.

Wikipedia
Micropegmatite
  1. redirect micrographic texture