Difference between revisions of "Porphyroblastic"

Revision as of 13:40, July 15, 2007

A porphyroblastic texture occurs in metamorphic rocks where relatively large crystals are set into a finer rock matrix, i.e. garnets in schist.

Pellant, Chris. The Complete Book of Rocks and Minerals, Dorling Kindersley Inc.: New York (1995), p. 251

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-[[Metamorphic rock]] [[texture]] with relatively large [[crystal]]s set into [[rock]] [[matrix]], i.e. [[garnet]]s in [[schist]].
+A '''porphyroblastic''' texture occurs in [[metamorphic rock]]s where relatively large [[crystal]]s are set into a finer [[rock]] [[matrix]], i.e. [[garnet]]s in [[schist]].
-Pellant, p. 251
-=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:Igneous rocks]]