GNEISSIC LAYERING

Sep 8, 11
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  • Gabbroids are mainly amphibolized, but in places have also been subjected to gneissic layering, granitization, and migmatization. Outlines of the Precambrian .
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  • High grade metamorphism can segregate minerals, thereby forming bands. This foliation is called gneissic layering and forms gneiss from such rock as granite. .
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  • You'll look at phase diagrams and stability fields and read about compositional banding (gneissic layering), metasomatism, veins, normal stress (compression .
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  • Compositional layering in a gneiss Share to: Related terms:differentiated layering compositional layering rhythmic layering.
  • . is probably due to microcracks with orientations governed by the in situ stress field and to mineral alignment within the weak gneissic layering. .
  • Several large scale pegmatite systems exist on the lease, in similar settings (late stage and mostly cross-cutting the gneissic layering) to the pegmatite systems .
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  • Gneissic Layering is a type of foliation in which the planer orientation is produced by alternating layers of different mineral composition. Rocks with gneissic .
  • Aug 22, 2011 – Gneissic Layering - related terms, definitions and short phrases grouped together in the form of Encyclopedia article.
  • by LN BABCOCK - 2010
  • gneiss (nīs), coarse-grained, imperfectly foliated, or layered, metamorphic rock. Gneiss is characterized by alternating light and dark bands differing in mineral .
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  • 10+ items – Table 2. Field and petrologic characteristics .
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  • by ML WILLIAMS - 2000 - Cited by 21 - Related articles
  • View of migmatitic gneiss pavement. The gneissic layering here has been formed by either melt segregations or by intimate injection of igneous material. .
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  • Nice asymmetric antiforms and synforms in the gneissic layering of the Archean basement rocks exposed there. Also, we saw a bull moose. More on that later on .
  • <--Previous Up Next--> Leucosome cuts gneissic layering.
  • Dismembered gneissic layering in the Archean gneiss, produced by partial melting, deformation, and fracture of the more competent layers. Pillow-like structures .
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  • Only rarely will this banding mimic any primary layering (igneous compositional banding or sedimentary bedding). In general gneissic banding is new. .
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  • Aug 28, 2011 – Spotted this in Cascade Canyon, in the Tetons of Wyoming, last weekend: Nice asymmetric antiforms and synforms in the gneissic layering of .
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  • Classification of Foliated Metamorphic Rocks. Foliation. Slaty Cleavage, Intermediate*, Schistosity, Gneissic Layering. Rock Name, Slate, Phyllite, Schist, Gneiss .
  • Phylitic Cleavage and Schistosity: progressive more coarsely crystalline penetrative foliation. Gneissic Layering: Strong compositional banding defines foliation. .
  • Some examples of metamorphic rocks are gneiss, slate, marble, schist, and . The layering within metamorphic rocks is called foliation (derived from the Latin .
  • These bodies cross the main layering in the gneisses. Some other types of deposits are interlayered with the gneissic layering. Still others are associated with .
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  • Is it Scrabble dictionary, and What is Gneiss definition, Anagrams of Gneiss, Scrabble score . It contains gneissic layering, where the foliation results in layers . .
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