
Papers read:
(1.) “Analyses of Waters, lately forwarded to Dr. Hector, at Wellington.”
(Extracts.)
“Class IV. Results of analysis of specimen No. 156-L; water, six bottles; forwarded by T. B. Gillies; locality, Hot Springs, near Mahurangi, Auckland; received, 24th January, 1868; reported on, 25th February, 1868; 4 oz. of water from cold spring (A), yielded 1.85 grains, or per gallon 74.grains; ditto hot (B), 3.51 grains, or per gallon 140.4 grains; ditto hottest (C), 3.54 grains, or per gallon 141.6 grains. The analysis of the solid residue from (A), could not be completed for want of material.
[The section below cannot be correctly rendered as it contains complex formatting. See the image of the page for a more accurate rendering.]
| gr. | gr. | ||
|---|---|---|---|
| Sulphuric acid | .22 | or per gal. | 8.80 |
| Chlorine | .56 | or per gal. | 22.40 |
| Lime | .13 | or per gal. | 5.20 |
| Magnesia | .23 | or per gal. | 9.20 |
| Silica | .08 | or per gal. | 3.20 |
| Potash | .12 | or per gal. | 4.80 |
| Balance left, probably carbonic acid and soda | .51 | or per gal. | 20.40 |
| 1.85 | 74.00 |
[The section below cannot be correctly rendered as it contains complex formatting. See the image of the page for a more accurate rendering.]
| gr | gr. | ||
|---|---|---|---|
| Chloride or magnesium | .55 | or per gal. | 22.00 |
| Chloride of calcium | .42 | or per gal. | 16.80 |
| Chloride of sodium | 2.13 | or per gal. | 85.20 |
| Silica | .09 | or per gal. | 3.60 |
| Potash | traces | traces | |
| Carbonic and sulphurous acids | traces | traces | |
| Constitutional water and loss | .32 | or per gal. | 12.80 |
| 3.51 | 140.40 |

“(C.) The composition of C appearing the same as B to a qualitative examination, it was not quantitatively analyzed.
“
James Hector
.