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There are two basic types of metamorphic rocks. Foliated metamorphic rocks have a layered or banded appearance that is produced by exposure to heat and directed pressure. Examples of foliated rocks include: gneiss, phyllite, schist, and slate Non-foliated metamorphic rocks do not have a layere...
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1.Rock names defined by mode and rock colour: Blueschist, Greenschist, Greenstone, Whiteschist. 2.Rock name refering to the protolith and its alteration: Spilite. 3.Genetic to semi-genetic rock names: Restite, Rodingite, Skarn. 4a.Names for cohesive fault rocks: ...
(seeMETAMORPHISM). Metamorphic facies are usually classified according to the names of the main types of basic rocks that are stable in each facies (see Figure 1). Examples include the greenschist and glaucophane schist facies (low temperature, intermediate and high pressures), epidote-amphibolite...
Lindstrom R, Vitanen MJ, Juhanoja J, Holtta P (1991) Geospee- dometry of metamorphic rocks: examples in the Rantasalami- Sulkava and Kiuruvesi areas, eastern Finland. Biotite-garnet diusion couples. J Metamorphic Geol 9: 181±190...
Metamorphic Rocks - Bethlehem Central School District:变质岩-伯利恒中心学区.ppt,Metamorphic Rocks Mr. Evans Regents Earth Science Metamorphic – heated and / or squeezed Formed by heat and / or pressure on preexisting rocks Parent Rock – the original r
rocks split • Schistosity • Platy minerals are discernible with the unaided eye and exhibit a planar or layered structure • Rocks having this texture are referred to as schist • Gneissic texture • Segregation of minerals leads to distinctive banded appearance Non-foliated textures •...
However, this long-time practice of the dimension stone trade simplifies discussions with customers since not everyone knows the technical names of unusual igneous and metamorphic rocks.Rock & Mineral Kits: Get a rock, mineral, or fossil kit to learn more about Earth materials. The best way to...
As these forces increase, we see metamorphic rocks form and then become parent rocks for the new metamorphic rocks. Read Classification of Metamorphic Rocks | Texture, Types & Examples Lesson Recommended for You Video: Metamorphic Rock Lesson for Kids Video: Quartzite Formation, Composition & ...