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Line 1:
Line 1: − Relatively large [[crystal]] set into the [[groundmass]] of an [[igneous rock]] to give a [[porphyritic]] texture.+ − Pellant, p. 251 − + − + − +
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A '''phenocryst''' is a relatively large [[crystal]] set into the [[groundmass]] of an [[igneous rock]] to give a [[porphyritic]] texture.
=Sources=
==Sources==
*Pellant, Chris. ''The Complete Book of Rocks and Minerals'', Dorling Kindersley Inc.: New York (1995)
*Pellant, Chris. ''The Complete Book of Rocks and Minerals'', Dorling Kindersley Inc.: New York (1995), ''p. 251''
[[category:geology]]
[[category:Mineralogy]]