II CONTENTS. 
CHAPTER XVI.—Rocks FROM NORTHERN AND CENTRAL CHINA—Continued, 
Western Shan-tung—Continued. 
Post-Sinian formations—Continued. 
Rocks of igneous origin. 
Syenite porphyries 
Gabbros 
Andesites 
Basalts 
Peridotites . 
Eastern Shan-tung 
Pre-Cambrian , 
Rocks of igneous origin 
Western Chi-li : , 
T’ai-shan complex (Accheas) 
Rocks of doubtful origin . 
Gneisses and schists . 
Rocks of sedimentary origin 
Rocks of igneous origin 
Granites 
Ta-yang series (ivonktaa) 
Rocks of sedimentary origin 
Carbonate rocks 
Sinian system ; 
Rocks of Sodieaieer origin 
Psephites 
Psammites . 
Wu-t’ai district, Shan-si 
Wu-t’ai system . : 
Rocks of sedimentary origin 
Psephites 
Psammites . 
Carbonate rocks 
Rocks of igneous origin 
Greenstones 
Acid porphyries . 
Rocks of doubtful origin . 
Gneisses 
Hu-t’o system : 
Rocks of sedimentary origin 
Psephites 
Psammites . 
Carbonate rocks 
Sinian system ; 
Rocks of Solemien ee origin 
Ts’in-ling district : 
Hei-shui system (Poleszciers 
Rocks of sedimentary origin 
Rocks of igneous origin 
Granites 
Han river district 
Han system ; 
Rocks of nen origin 
Psephites 
Psammites . 
Pelites . 
Pelite (?) schists 
Carbonate rocks 
Rocks of igneous origin 
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