Phenocryst
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Description
Any large and conspicuous crystals that occur in a fine-grain matrix of porphyric rocks.
Synonyms and Related Terms
fenocristal (Port.); Phänokristalle (Deut.); fenocrist (Ned.)
Sources Checked for Data in Record
- Submitted information Comment: José Delgado Rodrigues, LNEC, 2009.
- Anne Grimmer, Glossary of Building Stone Terms, A Glossary of Historic Masonry Deterioration Problems and Preservation Treatments, National Park Service, Washington DC, 1984
- Random House, Webster's Encyclopedic Unabridged Dictionary of the English Language, Grammercy Book, New York, 1997
- The American Heritage Dictionary or Encarta, via Microsoft Bookshelf 98, Microsoft Corp., 1998