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CONTENTS.
| VII. | Corrections and Additions to the Sketch of the Mineralogy of Sky, published in the Third Volume of the Transactions of the Geological Society. By John Mac Culloch, M.D. F.L.S. President of the Geological Society, &c. &c. | p. 156 |
| VIII. | On the Strata in the Neighbourhood of Bristol. By Richard Bright, M.D. Member of the Geological Society. With Notes, extracted from the Communications of George Cumberland, Esq. Honorary Member of the Geological Society | p. 193 |
| Note on Magnesian Breccia. By Henry Warburton, Esq. Vice-President of the Geological Society | p. 205 | |
| IX. | On the Magnesian Limestone and Red Marle or Sandstone of the Neighbourhood of Bristol. By W. H. Gilby, M.D. | p. 210 |
| X. | On the Strata at Whorlbury Camp, in Somersetshire. By George Cumberland, Esq. Honorary Member of the Geological Society | p. 216 |
| XI. | Observations on the Hill of Kinnoul, in Perthshire. By John Mac Culloch, M.D. F.L.S. President of the Geological Society, &c. &c. | p. 220 |
| XII. | Account of some attempts to ascertain the angles of the Primitive Crystals of Quartz and of the Sulphate of Barytes, by means of the reflecting Goniometer, together with practical reasons for presuming that the admeasurements assigned by Haüy to several varieties of the parallelopiped and of the octahedron are inaccurate. By William Phillips, Member of the Geological Society | p. 233 |
| XIII. | On the Measurement, by the reflecting Goniometer, of certain primitive Crystals; with Observations on the methods of obtaining them by mechanical division along the natural joints of Crystals. By William Phillips, Member of the Geological Society | p. 241 |
| XIV. | Supplementary Observations on Quartz Rock, made in 1814. By John Mac Culloch, M.D. F.L.S. President of the Geological Society, &c. &c. | p. 264 |
| XV. | Description of a series of Specimens from the Plastic Clay near Reading, Berks. With Observations on the Formation to which those Beds belong. By the Rev. William Buckland, B.D. Member of the Geological Society, and Proffesor of Mineralogy in the University of Oxford | p. 277 |
