a—4.

CONTENTS— continued.

Description of the Beds at Localities examined— continued. Page Dunback to Taieri Peak .. .. 30 Pleasant River .. .. .. 30 Macgregor's Creek: Road from Palmerston to Foot of the Horse Range .. .. 30 South-west Slopes of the Horse Range .. 30 Trotter's Creek .. .. .. 31 Kartigi Beach .. .. .. 31 Moeraki Beach .. .. .. 31 Kauroo Creek to the Gorge of the Kakanui .. 31 Windsor, Ngapara, and Upper Part of Waiareka Creek .. .. .. .. ..31 Livingstone .. .. .. 31 North Side of the Maerewhenua Valley, opposite Livingstone .. .. .. 31 Otekaike Valley .. .. .. 31 Otiake River to Kurow .. .. .. 31 Awakino Valley .. .. .. 32 Switzer's .. .. .. .. 32 Muddy Creek .. .. .. 32 Waikaka .. .. .. .. ..32 Mackenzie.. .. .. .. 32 Landslip Hill .. .. .. 32 Knapdale (McNab's Run) .. .. 32 Classification and Sectional Relationship of the Strata examined .. .. .. 32 Classification for Geological Map of Otago Goldfields .. .. .. .. ..32 Table of Formations occurring within the Otago Goldfields .. .. .. .. ..33 Varieties of Auriferous Wash-drift .. .. 34 (a.) The Older Breccia Conglomerate.. .. 34 (b.) The Older Quartz Drifts.. .. .. 34

Varieties of Auriferous Wash-drift— continued. p a ge (c.) The Newer Quartz Drifts .. .. 34 (d.) The Newer Breccia Conglomerate .. 34 (c.) " Maori Bottom " (Sandstone Gravels) .. 34 (/.) Old Lake Margins (Lakes Hawea, Wanaka, and Wakatipu) .. .. 34 (g.) Recent Alluviums .. .. 35 (h.) Sea-beaoh Deposits .. .. 35 The Quartz Drifts and Breccia Conglomerates a Source of Gold to more Modern and Recent Deposits .. .. .. .. 35 Lower Breccia Conglomerates .. .. 36 Quartz Drifts .. .. .. 38 Newer or Fresh-water Series of Quartz Drifts .. 41 Newer Breccias and Newer Quartz Drifts .. 42 " Maori Bottom" (Sandstone Gravels) .. 42 Faults .. .. .. .. ..43 Fault No. 2 (the Great Clarence Fault) .. 43 Fault No. 14 (the Nevis Valley Fault) .. 44 Fault No. 15 (Mount Pisa Fault) .. .. 44 Fault No. 16 (Clutha Valley Fault) .. .. 44 Fault No. 13 (the Tuapeka Fault) .. .. 44 Fault No. 17 (Conroy's Gully Fault) .. .. 44 Fault No. 18 (the Manuherikia Fault) .. 45 Fault No. 19 (Hill's Creek Fault) .. .. 45 Fault No. 20 (Blackstone Hill Fault).. .. 45 Fault No. 21 (Hawkdun Fault) .. .. 45 Fault No. 11 (the Kyeburn Fault) .. .. 45 Fault No. 12 (Waihemo Fault) ' .. .. 45 The Auriferous Drifts considered in Relation to the Changes of Level and Disturbances by Faulting that have taken place since their Deposition .. 45 Conclusion .. .. .. .. 47

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