IV 
Geology and Physical Geography . 
Chapter X. — Geological History during Tertiary Epoch. Erosion of 
Mesozoic Rocks. Oligocene Deposits. Miocene— fauna. Geographi- 
cal Conditions. Miocene — rivers, lakes, flora. Volcanic Action. 
Pliocene Deposits. Marine— fluviatile. Newer Volcanic Lava-flows. 
Basin of Yarra. Post-Tertiary Action and Deposits. Sand-dunes. 
Eauna. General Concluding Remarks ... 
Chapter XI. — Dyke Stones — various geological ages. IstGroup—non- 
auriferous ; auriferous. 2nd Group 
Chapter XII. — Auriferous Quartz- veins in Lower and Upper Silurian 
Rocks. Auriferous Belts. Modes of Occurrence of Gold. Other 
Minerals. Theories as to the Formation of Quartz- veins. Nuggets. 
Auriferous Character of Lodes at Great Depths ... 
Chapter XIII.— Alluvial Gold-drifts. Auriferous Miocene Gravel. 
Auriferous Palasozoic Conglomerates. Tertiary Gold-drifts of Dif- 
ferent Periods. Different Classes of Alluvial Gold Mining. General 
Geological History of Gold-drifts 
Chapter XIV. — Suggestions for Further Development of Gold Mining 
—quartz and alluvial. General Principles. Auriferous Zones or 
Belts, described according to Geographical Position from West to 
East. Metals other than Gold ... 
Chapter XV.— Remarks on the Coals and Lignites of Victoria 
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