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Exam (elaborations)
PVCC GLG Exam 1: chapter 3 | Questions with 100% Correct Answers | Updated & Verified
You find an igneous rock that has large crystals of plagioclase feldspar health within a finegrained ground mass that is medium gray color. What kind of rock is it likely to be? What is the name for this Texter and what does it tell you about how the rock formed - andesite porphyry, porphyritic texture, 2-stage cooling history Why do mafic magma's tend to reach the surface much more often than felsic magmas - they are less viscous or more fluid How would you distinguish on the basis of min...
Eustace
Exam (elaborations)
PVCC GLG Exam 1: chapter 3 | Questions with 100% Correct Answers | Updated & Verified
PopularYou find an igneous rock that has large crystals of plagioclase feldspar health within a finegrained ground mass that is medium gray color. What kind of rock is it likely to be? What is the name for this Texter and what does it tell you about how the rock formed - andesite porphyry, porphyritic texture, 2-stage cooling history Why do mafic magma's tend to reach the surface much more often than felsic magmas - they are less viscous or more fluid How would you distinguish on the basis of min...
Tulloch