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Bey 
NEW SOUTH WALES COALS. 189 
Analysis of Ash. 
Silicia er se Se er ww» 40°14 
Alumina ..., oe ore a I in 
Iron sesquioxide .., oo ites we 4°40 
M. e oe pc absent 
Lime ... 5°95 
Magnesia traces 
Pp. "82 
Phosphoric acid _.,, es oa .. trace 
Saipiiaric-acid 2 6.020 a Ss ee ee 
100°26 
‘W ALLSEND. 
_ A bright coal; laminated structure well marked; breaks into 
cuboidal fragments. Does not soil the fingers readily. 
Contains a little fibrous mineral charcoal, or mother of coal. 
Specific gravity, 1-333. 
Proximate —— 
Moistur ee i 
Volatile | hydro-earbons » FATT 
rae carbon... se ve Aer Coke 61°86 per cent, 
Sulphur .., ee fe a he 
matteo 
Coke.—Much the same as from the Greta coal, but with large 
cauliflower-like excrescences. 
Ash—Of a pinkish shade, being white mixed with reddish 
particles, pe sb 
Dried at 100° C. 
Ultimate Analysis. 
Carbon pie aati 79°96 
Hydrogen 6°26 
Oxygen 7°08 
Sulphur s 1°25 
Ash ... mar: | 
100-00 
Calculated calorific invents 8,323. 
to experi with the calorimeter 1 Ib. of this coal 
Would convert 13-21 -21 Ibs. = water into steam. 
