Slower cooling time promotes the growth of glassy texture among igneous rocks. (A) Fast cooling time B) Super fast cooling time C) Super slow cooling time (D) True Question 14 The presence of sillimanite in a metamorphic rock is indicative of an intermediate metamorphic grade. A Low B) True C) High Intense

Applications and Investigations in Earth Science (9th Edition)
9th Edition
ISBN:9780134746241
Author:Edward J. Tarbuck, Frederick K. Lutgens, Dennis G. Tasa
Publisher:Edward J. Tarbuck, Frederick K. Lutgens, Dennis G. Tasa
Chapter1: The Study Of Minerals
Section: Chapter Questions
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Question
Slower cooling time promotes the growth of glassy texture among igneous rocks.
(A) Fast cooling time
B) Super fast cooling time
Super slow cooling time
D) True
Question 14
The presence of sillimanite in a metamorphic rock is indicative of an intermediate metamorphic grade.
A) Low
B) True
c) High
D Intense
Transcribed Image Text:Slower cooling time promotes the growth of glassy texture among igneous rocks. (A) Fast cooling time B) Super fast cooling time Super slow cooling time D) True Question 14 The presence of sillimanite in a metamorphic rock is indicative of an intermediate metamorphic grade. A) Low B) True c) High D Intense
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