EDINBURGH :

ADAM AND CHARLES BLACK.

LONGMAN BROWN, GREEN, & LONGMANS, LONDON.

1854.

45591.

July 7, 1944
Scet.

E-4

EDINBURGH:

PRINTED BY NEILL AND COMPANY, OLD FISHMARKET.

CONTENTS.

ART. I. Biographical Memoir of the late Professor Jameson,

II. On the China-stone and China-clay of Cornwall. By

Mr H. M. STOKER, of St Austel, Cornwall,

III. On the Paragenetic Relations of Minerals,

PAGE

1

50

58

IV. On Coal-The Nature of the Plants forming Coal-

The changes produced by Chemical Action and

Compression-Associated Mineral Matter—Origin

of Coal. By Professor HARKNESS, Queen's College,

Cork,

V. On the Cultivation of Tea in the District of Kangra.

By WILLIAM JAMESON, Esq., Director of the Bo-

tanical Gardens, North West Provinces, India,

By

VI. On the Generation of Electrical Currents.

RICHARD ADIE, Esq., Liverpool. Communicated

by the Author,

VII. Synopsis of the Fall of Rain, &c., in the English

Lake and Mountain District, in the Year 1853.

By JOHN FLETCHER MILLER, Esq., Ph. D., F.R.S.,

F.R.A.S., Assoc. Inst. C.E., &c. Communicated

by the Author,

66

76

84

88

PAGE

ART. VIII. On a change of Ocean Temperature that would

attend a Change in the level of the African and

South American Continents, By JAMES D. DANA, 92

IX. On the Influence of Undulating or Hilly Ground

in checking Currents of Wind. By RICHARD ADIE,

Esq., Liverpool. Communicated by the Author.

X. Address delivered at the Anniversary Meeting of

the Geological Society of London on the 17th Fe-

bruary 1854. By EDWARD FORBES, Esq., Presi-

dent of the Society,

XI. On the Chemical Composition of Wernerite, and

the products of its Transmutation,

1. Pseudomorphous Mica after Wernerite,

94

99

124

133

XII. On the Palolo.

Communicated by the Rev. Mr

GILL, Missionary, in a Letter to R. CHAMBERS,

XIII. A suggestive Paper on the Paleozoic Formations

of the Earth. By E. PUGHE, B.A. Vicar of Ban-

ths Rev. Mr GILL, Missionary, in a letter to Ro-

XV. A Botanical Fact; an apt Illustration.

Com-

municated by the Rev. Mr GILL,

151