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From Eby (1984) Geology, 12, pp 468-470. From Lentz et al (2006) GAC/MAC Field Trip Guide B4,Modified after Eby, 1987. St. Lawrence Lowlands. Applachian Orogen. MtStB. MtSt.H. MtY. MtR. RMt. MtBr. MtSt.G. From Lentz et al (2006) GAC/MAC Field Trip
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From Eby (1984) Geology, 12, pp 468-470 From Lentz et al (2006) GAC/MAC Field Trip Guide B4,Modified after Eby, 1987
St. Lawrence Lowlands Applachian Orogen MtStB. MtSt.H. MtY. MtR. RMt. MtBr. MtSt.G.
From Lentz et al (2006) GAC/MAC Field Trip Guide B4,Modified after Eby, 1987
Classification of Igneous Rocks From: An Introduction to Igneous and Metamorphic Petrology, John Winter, Prentice Hall, 2001.
Classification of Igneous Rocks A classification of the phaneritic igneous rocks: Phaneritic rocks with more than 10% (quartz + feldspar + feldspathoids). After IUGS. From: Winter, 2001
Classification of Igneous Rocks Figure 2.2b.A classification of the phaneritic igneous rocks: Gabbroic rocks. After IUGS. From Winter, 2001
Alkaline: not common Subalkaline: Calc-alkaline: more common Tholeiitic: most common Eby (1984) J. Pet. 25, pp 421-452
Images from Nelson Eby website: http://faculty.uml.edu/Nelson_Eby/research/monteregian%20hills/monteregian%20hills.htm
From Lentz et al (2004) GAC/MAC Field Trip Guide B4