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Figure 1aA

Figure 1a, A:

IUGS Classification of plutonic igneous rocks: Q, Quartz; A, Alkali Feldspar; P, Plagioclase (or Pl); F, Feldspathoid; Px, Pyroxene; Hbl, Hornblend; Ol, Olivine.
Figure 1aB

Figure 1a, B:

AFQ lab classification of plutonic igneous rocks for comparision: Abbreviations as above.
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