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1916. NEW ZEALAND.

MINES DEPARTMENT. GEOLOGICAL SURVEY BRANCH (TENTH ANNUAL REPORT (NEW SERIES) OF THE).

t,aid on the Table of the House of Representatives by Leave.

CONTENTS. Pa B e Special Reports —continued. Page Letter of Transmittal .. .. .. .. 2 5. Wat -r-supply for Kaikoura Township— continued. 111. Possibility of Artesian Water on Kaikoura Director s Report. Plain .... 14 Summary of Field Operations .. .. •■ 2 Artesian Structure, '.'. '.'. '.'. 14 Egmont Subdivision .. .. .. 2 Conclusion .. .. .. .. 14 Gisborne and Whatatutu Subdivisions .. .. 2 fi. Soft-limestone Deposits of Cape Campbell. Ward Tuapeka District .. .- •• ■• 2 and Waikari Districts. (By P. G! Morgan) 15 Oamaru District - - • • ■ • • • 2 Introduction .. .. .. 15 Limestone and Phosphate Deposits .. 2 j. Cape Campbell District .. .. 15 Palseontological Work .. .. .. 3 ji, Ward D; strict ~ , _ .. 15 Publications .. .. .. •• •• 3 111. Waikari District .. .. .. 16 Office and Miscellaneous Indoor Work .. .. .1 Origin of Soft-limestone Deposits .. ■ .. 17 Maps. &.o. ■■ •• •• •• •• S Quality and Quantity of Soft Limestone .. 17 Staff.. .. ■■ ■• •• •• •> 7. Notes of a Visit to Marlborough and North Conclusion .. .. .. • ■ • • 4 Canterbury, with especial Reference to Unconformities post-dating the Amuri Lime Spemal Reports, gtona (By P. G. Morgan) .. .. 17 1. Egmont Subdivision. (By P. G. Morgan) .. 4 Introductory .. .. .. .. 17 Physiography .. .. .. •• 4 Capo Campbell-Ward District .. .. 18 General Geology .. .. .. •• 5 Faults.. .. .. .. .. 19 Table of Formations .. •• •• 5 Economic Geology .. .. .. 19 General Description .. .. .. 5 Limestone .. .. .. .. 19 Economic Geology •• ■• •• ° Phosphate .. .. .. .. 19 Soils .. . • ■ • • • • • *> Kaikoura District .. .. .. 19 Metallic Ores .. .. . • •. 6 Physiography .. .. .. .. 19 Limestone and Calcareous Sinter .. .. fi General Geology .. .. 20 Road-making Materials .. .. .. 7 Geological Map .. .. 21 Petroleum .. .. ..7 Minor Folds or Corrugations of Limestone .. 21 Water-power .. .. • • • • 7 Unconformities .. .. .. 22 2. Gisborne and Whatatutu Subdivisions. (By J. Economic Geology .. .. .. 21! Henderson and M. Ongley) .. .. 7 Limestone .. .. .. 23 Topography .. ■ • • • • • ' Phosphate .. .. .. 23 General Geology .. .. • • • • 7 Oil-indications .. .. 23 Mangatu Series .. .. .. • • 1 Miscellaneous .. .. .. 23 Waikohu Series .. .. •■ ■ • 8 Amuri Bluff, Himdalee, Conway River, &c. .. 23 Turanganui Series .. • • • • 8 Raised Bcaclies .. .. .. 24 Tawhiti Series .. .. •■ •• ° Upper Tertiary Bed,s ("Groat Marlborough Waipaoa Scries .. .. •• •■ 8 Conglomerate") .. .. ..24 Recent Deposits .. . - • • 8 Relation of Conglomerate to Grey Marl .. 24 Volcanic Rocks .. .. • ■ • • 8 Unconformity above Amuri Limestone .. 25 Economic Geology .. • ■ • ■ 8 Economic Geology .. .. 25 Macadamizing-material .. .. •• 9 Waipara, Wcka Pass, and Waikari Districts .. 25 3. Waihi. (By P. G. Morgan) .. .. .. 9 Unconformities .. .. .. .. 2(i Waihi Mine .. ■• •• •■ 9 (1.) Amuri Limestone and Wcka Pass Stone Grand Junction Mine .. .. • • 10 Contact .. .. .. 2(i Water .. •• •• •• ..10 (2.) Contact of Grey Marl and Mount 4. Kaipara District, North Auckland. (By P. G. Brown Beds ' .. .. .. 20 Morgan) .. .. •• ..11 (3.) Unconformities post-dating Mount Physiography .. . • • • • • 11 Brown Beds .. .. .. 27 General Geology .. .. •• ..11 Faults.. .. .. .. ..27 Unconformity between Miocene and Cretaceous Economic Geology .. .. 28 Rocks .. •• •• •• •• " Discussion of Unconformities .. .. 28 Economic Geology .. •• •■ 11 Literature .. .. .. ..28 Coal .. ■ ■ • ■ • • ..11 8. Scheelitc and Wolfram (Tungsten Ores) in New Rock Phosphate, .. ■ ■ • • 12 Zealand. (By P. G. Morgan) .. .. 29 Limestone ■ ■ • • • • .. 12 9. Notes on the Limestones of the Manawatu Gorge Roadmaking Material .. .. ■• '2 and of Mauriceville. (By J. Henderson) .. 30 5. Water-supply for Kaikoura Township. (By P. G. _ 10. Notes on the Huntly District, Waikato. (By Morgan) • ■ • • • • .. 13 j Henderson) .. .. .. .. 31. I. Streams from Mount Fyffe .. ■. 13 (1.) Luke's Creek .. .. ..13 Maps Facing (2.) Waimangarara Stream .. .. 13 „ ' . Page tt c. • „ K-,:i m ,, m 13 • Sketch-map of Kaikoure District .. .. 25 11. Springs on Kaikoura Plain .. .. LA % Huntly District .. ..31

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