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1.—7

APPENDIX E. Abstract of Composition of various Coals, comparing the Coals of New South Wales with those of New Zealand. Extracted from the Laboratory Books of the New Zealand Geological Survey.

I.— As Steam Coals.

II. — As Gas Coals.

Evaporative Power. Carbon. Gas. Water. Ash. 1. New South "Wales —11 samples 2. Buller, New Zealand —18 samples ... 3. Grey, New Zealand—6 samples 4. Bay of Islands —6 samples... 5. Waikato —7 samples 6. Malvern Hills —Altered, 9 samples ... „ „ Unaltered, 7 samples 7. Saddle Hill —6 samples 8. Kaitangata—14 samples ... 765 7-85 736 6-51 5 99 8-87 526 5 02 534 58-93 60 44 56-62 5015 4745 7012 4219 4030 4256 3020 34 95 3568 4263* 3510 1833 3385 37-88 36-47 298 226 1-59 4-18 15-00 362 19 93 1795 1493 789 2-35 611 3 04 2-45 793 403 3-97 604 * Includes 480 per cent, of sulphur.

Gas per ton, in cubic feet. Illuminating Power. Coke per ton in lbs. 1. New South Wales, 5 samples (Wellington Gasworks) 2. Buller Coal^(Laboratory) ... 8. Grey Eiver, 7 samples (Wellington Gasworks) 9,738 11,200 10,800 133 (7 to 17) 20 (?) 22-5 1,655 Moderately good. 1,500 Very valuable. 1,980 Very valuable. 1,328 Worthless. None. -1. Bay of Islands (Wellington Gasworks) 10,600 18-5 i-8. Brown Coal (Wellington Gasworks) 5,300 None. Jami Director, Gi JS HECTOE, eolgogical Survey. By Authority : Geobge Didsbury, Government Printer, Wellington. —II 176. 'rice 1«.