Geological researches in China, Mongolia, and Japan, during the years 1862-1865.

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a. Granite. 4. Metamorphic Schists of N. China. c. Metamorphic Rocks of Mongolia. d. Metamorphic Rocks of Altai. e. Devon Limestone. f. Coal Measures.
y. Steppe deposit. h. Basaltic and other Lavas. i. Trachytic Porphyry.