Footnote 138:
Van Hise, Treatise on Metamorphism, U. S. Geol. Surv., Monograph =17=.
Footnote 139:
F. W. Clarke, U. S. Geol. Surv., Bull. =591=, 1915.
Footnote 140:
Hillebrand, Analysis of Silicate and Carbonate Rocks, U. S. Geol. Surv., Bull. =422=, 1910.
Footnote 141:
Washington, Chemical Analysis of Rocks, pp. 200, New York, 1910.
Footnote 142:
Id., Chemical Analyses of Igneous Rocks (1884–1900), U. S. Geol. Surv., Prof. Paper, No. =14=, 1903.
Footnote 143:
Osann, Beitr. zu chem. Petrogr., II Teil. Anal. d. Eruptivgest., 1884–1900, Stuttgart, 1905.
Footnote 144:
Washington, ibid., 2d ed., U. S. Geol. Surv., Prof. Paper =99=, pp. 1216, 1917.
Footnote 145:
Clarke, U. S. Geol. Surv., Bull. =616=, 1916.
Footnote 146:
Fouqué and Michel-Lévy, Synthese des Mineraux et des Roches, Paris, 1882.
Footnote 147:
Morozewicz, Exper. Untersuch. u. Bildung der Min. im Magma, Min. petr. Mitt., =18=, 1898.
Footnote 148:
Doelter, Synthetische Studien, N. Jahrb. Min. 1897, =1=, 1–26. Allg. chem. Mineralogie, etc.
Footnote 149:
Tamman, Krystallisieren und Schmelzen, 1903.
Footnote 150:
St. Meunier, Les Méthodes de Synthèse en Minéralogie, Paris, 1891.
Footnote 151:
Vogt, Mineralbildung in Smelzmassen, Christiania, 1892; Silikatschmelzlösungen, =1= and =2=, 1903, 1904, and various other papers, esp. in Min. petr. Mitt., vols. =24= and =25=, 1906.
A Century of Science in America · The Wunder Library — complete classics, free to read, with narration.