THE

PHILOSOPHICAL MAGAZINE,

OR

ANNALS

OF

CHEMISTRY, MATHEMATICS, ASTRONOMY,
NATURAL HISTORY, AND
GENERAL SCIENCE.

BY

RICHARD TAYLOR, F.S.A. F.L.S. M. Astr. S. &c.

AND

RICHARD PHILLIPS, F.R.S. L. & E. F.L.S. &c.

"Nec aranearum sane textus ideo melior quia ex se fila gignunt, nec noster
vilior quia ex alienis libamus ut apes." JUST. LIPS. Monit. Polit. lib. i. cap. 1.

VOL. IV.

NEW AND UNITED SERIES OF THE PHILOSOPHICAL MAGAZINE
AND ANNALS OF PHILOSOPHY.

JULY-DECEMBER, 1828.

LONDON:

PRINTED BY RICHARD TAYLOR, RED LION COURT, FLEET STREET:

AND SOLD BY LONGMAN, REES, ORME, BROWN, AND GREEN CADELL; BALDWIN
AND

CRADOCK; SHERWOOD, GILBERT, AND PIPER SIMPKIN

AND MARSHALL; UNDERWOOD; W. PHILLIPS; KARDING;

HIGHLEY, LONDON: AND BY ADAM BLACK,

EDINBURGH; SMITH AND SON, GLASGOW..
AND HODGES AND M'ARTHUR,

DUBLIN.

NUMBER XIX.-JULY.

Mr. Haidinger on Herderite, a new Mineral Species..

Reply of Drs. Tiedemann and Gmelin to the Remarks of Dr.

Prout inserted in the Annals of Philosophy (Second Series),

vol. xii. p. 405: Communicated by Dr. T. Thomson....

Mr. Ivory on the Latitudes and Difference of Longitude of

Beachy Head and Dunnose in the Isle of Wight, as laid

down in the Trigonometrical Survey of England; and the

Length of a Degree perpendicular to the Meridian at the

Latitude of Beachy Head.

Mr. Walker's Additional Remarks on the Artificial Production

of Cold ....

Observations on the Geology of the Hyderabad Country

Mr. Sharpe on the Figure of the Cells of the Honeycomb...

Dr. Turner's Chemical Examination of the Oxides of Manganese
(continued).....

Dr. Green's Experiments on the Pressure of the Sea, at consi-
derable Depths..

New Books:-Mr. Martin's Geological Memoir on a Part of
Western Sussex ;-Fife's Elements of Chemistry....

Proceedings of the Royal Society...

Linnæan Society

Astronomical Society.

Page

1

3

6

38-55

at the Friday Evening Meetings of the Royal

Institution of Great Britain

Direct Method of ascertaining the Velocity of Cannon-Balls..

Chrysolite in the Cavities of Obsidian-Meteor of a Green

Colour-Bitter of Aloes: Carbazotic Acid...

Heat developed during Combustion-On the Sugar of Liquo-
rice Root.

Solution in Sulphuric Acid without Oxidizement

Vegetable Albumen and Gelatine....

Anhydrous Crystals of Sulphate of Soda-Caseous Oxide, and

Caseic Acid...

Rib of a Whale found in the Diluvium of Brighton Cliffs..

Inequality of the Dark Space between the Body of Saturn and

its Ring-Native Iron? slightly arseniuretted

Arseniate of Cobalt ....

Solar Spots, &c.-New Patents.

Meteorological Observations . .

78

made at the Garden of the Horti-

cultural Society at Chiswick, near London, by Mr. Giddy at

Penzance, Dr. Burney at Gosport, and Mr. Veall at Boston 80

NUMBER XX.-AUGUST.

M. A. Brongniart on Websterite found in the Plastic Clay of

Auteuil, near Paris.

81

Sir H. Davy on the Phænomena of Volcanoes..

....

Dr. Hare's Rationale of the Difficulty of separating Plane Sur-

faces by a Blast, in certain Cases....

Page

85

94

Dr. Turner's Chemical Examination of the Oxides of Manganese 96

Prof. Gauss's General Solution of the Problem: to represent

the Parts of a given Surface on another given Surface, so

that the smallest Parts of the Representation shall be similar

to the corresponding Parts of the Surface represented (con-

tinued)

Prof. Del Rio's Analysis of two new Mineral Substances, con-

sisting of Bi-seleniuret of Zinc and Sulphuret of Mercury,

found at Culebras in Mexico

Mr. Pentland's Observations on the Peruvian Andes, in reply

to a Paper by M. Coquebert de Montbret, in the Annales

des Sciences Naturelles....

....

104

113

115

Mr. J. de C. Sowerby on the Penetration of Water into stop-

pered and corked Bottles sunk to a great Depth in the Sea 119

Dr. Prout's further Remarks on Messrs. Tiedemann and

Gmelin's Observations on the Acids of the Stomach ...... 120

Mr. Sharpe on the vitrified Fort of Dunnochgoil, in the Isle of

Bute....

123

Mr. Seers's Method of solving adfected Quadratic Equations 125

Dr. Hare's Improved Eudiometrical Apparatus (continued) .. 126

New Books:-Rev. Dr. Pearson's Appendix to the First Volume

of An Introduction to Practical Astronomy ;-Dr. Harwood

on the Curative Influence of the Southern Coast of England 134

Proceedings of the Astronomical Society

Royal Academy of Sciences of Paris.

136

139

New Astronomical Ephemeris

141

Mr. Dunn's Improved Air-Pump.

145

Gallates of Quina and Cinchonia-Preparation and Properties

of Aluminum..

147

Chloride and other Compounds of Aluminum..

149

Native Iodide of Mercury-Corydalin, a new Vegetable

Alkali..

151

Action of Alkalies and their Carbonates, &c. on Iodides-Citric

Acid from Gooseberries.

152

Solanine-Blue Colour by the Action of Muriatic Acid upon

Albumen-Botryogene, or Native red Iron-vitriol of Fahlun 153

Erinite, a new Mineral Species....

Alteration of Crystalline State in Solids-Decomposition of

Ammonia by Metals-Iodides of Carbon....

ticultural Society at Chiswick, near London, by Mr. Giddy

at Penzance, Dr. Burney at Gosport, and Mr. Veall at Boston 160

NUMBER

NUMBER XXI.-SEPTEMBER.

Mr. Rob. Brown's brief Account of Microscopical Observations

made in the Months of June, July, and August, 1827, on

the Particles contained in the Pollen of Plants; and on the

general Existence of active Molecules in Organic and Inor-

ganic Bodies....

Page

... 161

M. Steinheil on a New Micrometer, principally intended for

the Construction of a more complete Map of the Heavens 173

Mr. Galbraith's Comparison of a Formula representing the

Velocity of Sound, with Capt. Parry and Lieut. Foster's Ex-

periments on that Subject at Port Bowen; with some Re.

marks on the Ellipticity of the Earth

179

J.L. T. on the Reduction of Circummeridian Altitudes of the Sun 182

Dr. Hare's Improved Eudiometrical Apparatus

Dr. Hare on the Litrameter

183

187

Mr. Ivory on Measurements on the Earth's Surface perpendi-

cular to the Meridian..

Medico-Botanical Society

Mr. De la Beche on the Tables of Oltmanns for calculating

Heights by the Barometer, rendered applicable to English

Barometers and Measures...

189

194

Prof. Gauss's General Solution of the Problem: to represent

the Parts of a given Surface on another given Surface, so

that the smallest Parts of the Representation shall be similar

to the corresponding Parts of the Surface represented.... 206

Mr. Graham on the Influence of the Air in determining the

Crystallization of Saline Solutions ...

Mr. Nixon's Method of avoiding certain sources of inaccuracy

in the use of Kater's Horizontal Floating Collimator....

Mr. Gray's Description of a new Kind of Pear-Encrinite found

in England

New Books:-Watkins's Popular Sketch of Electro-Magnetism,

or Electro-Dynamics...

Proceedings of the Geological Society

Tubes formed by Lightning-Artificial Ultramarine

215

218

219

220

222

227

228

Mellitic Acid.

229

M. Fischer on the Action of Acids on Palladium

230

M. Brandes's Preparation of Conia, the Alkali of the Conium

Maculatum-On Pyrophorus

231

Effect of Ebullition upon Cupreous Salts.

232

Boruret of Iron-Varieties of Borax-Figure of the Cells of

the Honeycomb....

233

Mr. Buchan's Experiments on the Amalgamation of Silver-

Ores-Mr. Otley's Account of a cheap and easily-construct-

ed Barometer for measuring Altitudes, &c...

Nummulites in the Green-sand Formation