D.—l.

Table 6.—Tests of Stone completed during the Year ending 31st March, 1927.

By Authority : W. A. G. Skinner, Government Printer, Wellington.—l 927.

145

I J-l ■§ Abrasion. §! Eai rf « CH W $ g Locality. ,gg go-J S?g .fig 5 ■§> Geological Classification. P rt.? d'o a P .SO SoO Ss Ssp w ° » h tfS z 3 K« « H ®| g a ®o g ft j£ ft H, u o ; 55. Drury .. .. .. 183 0-68 3-8 10-5 17-96 18-5 Basalt. 56. Waitotara quarry .. .. 151 1-75 34-0 1-2 .. .. Pebbly shell limestone. 57. Boulder bank, Nelson .. 171 0-06 3-0 13-1 19-24 27-5 Hornblende granite. Halswell, Ckristchurch City Council—58. No. 1 .. .. .. 173 1-54 .. .. 17-76 36-0 Coarse basalt. 59. No. 2 .. .. .. 178 1-06 3-6 10-1 17-76 41-5 Coarse basalt. 60. No. 3 .. . . . . 176 1-37 4-8 8-4 18-29 23-0 Coarse basalt. 61. No. 4 .. 183 0-90 4-0 10-0 18-00 18-0 Coarse basalt. 62. No. 5 .. .. .. 177 1-36 6-6 6-0 18-31 31-5 Fine-grained basalt. 63. No. 6 .. . . . . 180 1-80 . . . . 18-63 9-0 Fine-grained basalt. 64. No. 7 . . . . . . 168 0-90 . . . . 18-98 38-0 Trachyte. 65. No. 8 .. .. .. 166 3-04 .. .. 17-50 11-0 Trachyte. 66. No. 9 . . . . .. 161 3-30 .. .. 18-17 14-0 Trachyte. 67. No. 10 .. .. .. 176 1-49 .. .. 17-27 21-0 Coarse basalt, 68. No. 11 .. .. .. 182 0 86 .. .. 18-51 34-5 Coarse basalt. 69. Athenree, Tauranga . . . . ]63 0-12 4-0 9-9 18-41 14-0 Hypersthene andesite. 70. Knox quarry, Tolaga . . 157 3-49 8-3 4-8 18-32 6-0 Glauconitic limestone. 71. Whangara, near Gisborne .. 163 1-31 9-3 4-3 16-30 8-5 Glauconitic limestone. 72. Maungatuna, Tolaga . . .. 157 3-23 9-7 4-1 15-75 6-0 Shelllimestone (glauconitic). 73. Mangawai .. .. .. 163 0-02 11 3 3-6 .. .. Grevwacke. 74. Whangarei No. 1 .. . . 165 0-91 5-5 7-3 17-06 7-0 Greywacke. 75. Whangarei No. 2 .. . . 164 1-82 17-0 2-3 15-84 .. Altered gabbro (calcareous). 76. Whangarei No. 3 .. .. 176 0-17 6-4 6-2 14-69 10-5 Diabase. 77. Whangarei No. 4 . . . . 171 0-84 9-3 4-3 14-53 4-0 Greywacke. 78. Whareongaonga, near Gisborne 160 1-64 8-1 4-9 13-39 11-0 Sandstone calcareous, argillaceous. 79. Thames No. 1 .. .. 175 0-04 3-6 11 1 19-00 22-0 Hypersthene-augite andesite (slightly altered). 80. Thames No. 2 .. .. 162 1-10 9-7 4-1 6-83 11-0 Altered andesite (chloritic). 81. Thames No. 3 .. .. 168 0-71 7-4 5-4 15-50 14-5 Propytitized andesite. 82. Maungatipu Mt. Quarry No. 1. . 162 0-43 6-2 6-4 9-60 7-0 Hornblende-augite lamprophyre (camptonitic). 83. Maungatipu Mt. Quarry No. 2 .. 164 0-77 6-2 6-4 18-17 12-0 Augite lamprophyre affected by movement. 84. .. 168 0-50 2-5 16-0 18-98 37-0 Greywacke. 85. Mile 13, Whakatane - Kotorua 156 1-26 18-1 2-2 .. .. Rhyolite. Main Highway 86. Motutara Island .. .. 174 0-08 2-9 13-8 18-07 45-0 Greywacke (partly silioified). 87. Kawau Island .. .. 165 1-43 16-3 2-4 .. .. Argillite. 88. Rodney County's quarry, Leigh 161 0-13 13-9 2-9 15-92 4-0 Argillite. 89. Waihi Borough Council . . 127 7-00 8-0 5 0 5-20 5-0 Rhyolite. 90. Mt. Cargill (Otago), No. 1 quarry 164 0-23 4-5 9-0 19-30 22-0 Nephelinitoid phonolite. 91. Woodhaugh quarry, Dunedin 171 0-37 4-0 10-0 17-60 15-0 Trachydolerite. City Corporation 92. Mt. Cargill (Otago), No. 2 quarry 164 0-23 6-0 6-6 18-87 41 0 Nephelinitoid phonolite. 93. Logan's Point, Dunedin .. 163 0-17 3-4 11-8 18-71 16-0 Nephelinitoid phonolite. 94. Tainui quarry, Dunedin .. 168 0-16 3-7 10-8 18-37 23-0 Trachytoid phonolite. 95. Mt. Cargill (Otago), No. 3 quarry 165 0-19 5-0 8-0 18-93 15-0 Nephelinitoid phonolite. 96. Calder's quarry, Dunedin .. 161 0-17 4-1 9-8 19-17 34-0 Nephelinitoid phonolite. 97. Second Beach, St. Clare, Dunedin 165 0-62 4-8 8-8 18-50 15-0 | Porphyritic basalt. 98. Roslyn quarry, Dunedin .. 192 0-23 5-5 7-4 18-90 8-5 ! Basalt. 99. Matawai, 46 m. peg, Gisborne- 164 0-29 5-6 7-1 16-50 12-5 Sandstone. Motu Railway 100. Huntly Town Board's quarry .. 165 0-47 6-6 6-0 17-60 9-0 , Fine grained Greywacke. 101. Little Island, Hauraki Gulf .. 163 0-12 10-2 3-9 .. .. ; Red cherty shale. 102. Rodger's quarry, Warkworth .. 168 0-65 11-1 3-6 18-60 6-0 Metamorphic argillite. 103. Oruawharo Point. Warkworth . . 152 1-21 8-6 4-6 15-10 7-0 i Weathered andesite. 104. Waikaremoana .. .. 163 0-26 8-1 4-9 14-60 7-0 Sandstone. 105. Ngongotaha, Rotorua .. .. .. 32-1 1-2 .. .. Glassy spherulitic rhyolite. 107. Mangapai .. .. . . 149 3-74 .. . . 13-60 9-0 Sandstone. 108. Alison's quarry, Whangarei .. 168 0-37 6-9 5-8 19-20 26-0 Grevwacke. 109. Paparoa .. .. . . 183 0-22 3-0 13-3 18-60 27-0 Diabase. 110. Haughton's quarry, Waimauku 149 4-67 7-4 5-4 17-40 15-5 Altered basalt.