662 
INDEX. 
PAGE 
Serau, hill.*? at, described ...... 67 
Serpentine , is found in New South Wales .... 480 
near Milford in Connecticut, North America . 612 
Severn , different heights of ...... 74 
Shells , dug up in Madras ...... 337 
freshwater in the Tufa on the Neva . . . 439 
t : — in the strata of the Island of Antigua . 463 
Shropshire , observations on its vallies and water-courses . 73 
Sienite , occurs in Ceylon 314 
* : in the Ghauts .... 334 — 331 
Silver , formerly found in a native state at Cronebane in Ireland 218 
Sinkings for coal, in the eastern part of Yorkshire . . 551 
Souvando, bursting of the lake of ..... 340 
Sowerby, James, Esq. Notice on fossil organic remains found 
on the bank of the Tagus, near Lisbon . . . 611 
Spodumene , occurs in granite in Ireland . 135 
Storm , on the effects of one, in Lough S willy . . . 612 
Strangways, The Hon. W. T.H. Fox, description of the rapids 
of Imatra, on the Voxa river, in Carelia ; with an Outline 
of the probable history of their formation ; and a Notice 
of the bursting of the lake Souvando into the Ladoga, 
in the year 1818 . . . . . 34p 
— description of strata in 
the brook Pulcovca, near the village of Great Pulcovea, 
in the neighbourhood of St. Petersburgh . . . 382 
geological sketch of the 
environs of St. Petersburgh 392 
Sulphate of barytes, on the modifications of its primitive crystals 305 
Sulphur, method of extracting it from copper pyrites . . 218 
Sutleg river , rocks found in its bed 66 
Sweden, limestone basins in it described .... 455 
Taylor, John, Esq. on the smelting of tin ores in Cornwall 
and Devonshire ....... 328 
Tillicherry , observations on the geology of the country be- 
tween it and Madras ...... 358 
Templeton, Mr. J . on the formation of peat bogs r , 608 
