greisen

[grahy-zuh n]

Origin of greisen

Borrowed into English from German around 1875–80
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Historical Examples of greisen


British Dictionary definitions for greisen

greisen

noun
  1. a light-coloured metamorphic rock consisting mainly of quartz, white mica, and topaz formed by the pneumatolysis of granite

Word Origin for greisen

C19: from German, from greissen to split
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