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acid alumina annas the maund Arcot bazar biscuit-ware Blundell's boiling borate of lime borax brick brought to Calcutta Burdwan carbonate of lime cheap Cherra Punji clay occurs clay of Bengal coarse Colgong clays Colgong khari colour commencement common pottery coss Court of Directors cracked Davenport decomposed granite described by Buchanan despatch Ditto ductile Earthenware European experiments felspar fiercest heat fire from steel forwarded fuller's earth fused fusible fusion glaze Government honor India Infusibility inquiries iron kind kola Kulna lathe letter magnesia majaree manufacture materials Medical Board Memorandum Mergui miles from Madras mixture obtained Oman ooporomee Patna Piddington pieces pink porcelain potter's wheel prepared belutti qualities quantities quarries raw earth red heat refractory Report rupees per maund Saboon Mittee saggars sent Serampore shew Singapore clay smeared specimen of fire-brick steatite stoneware strike fire substitute texture thin trial Varnish Earths vessels W. B. O'Shaughnessy white clay white heat
Page 3 - India, contain so much oxide of iron and carbonate of lime, that the vessels melt into a slag at a temperature little above that of redness. Deposits of a black stiff clay, containing much vegetable matter, occur in some districts; vessels made with it sustain a higher temperature.
Page 10 - This clay is found in thick strata. The detached masses are of a pink tint, broken into they contain nodules of perfectly white earth. They absorb water eagerly , and yield an exceedingly soft, ductile, and tenacious paste. On firing, this clay is found to resist a temperature sufficient to fuse English blue pots.