[ 368 ] CORRECTIONS AND ADDITIONS. Page 60, line 8. for Granite Suite, read Slate Suite, P. 85. 1. 21. for 11,080 feet read 12,236 feet P. 106.1. 28. for newer granite formation ; read neweft gra nite formation ; P. 109. The following alteration of the note on this page, will ren der it more precife. It has been faid, that no fecond or third granite formation exifts ; and further, that granite veins are to be obferved (hooting from what is termed the Oldeft Gra nite into the adjacent rocks, in the ifland of Arran and in Gal loway, and that veins of the Oldeft Granite traverfe primitive rocks in Glen Tilt. The exiftence of the different granite formations has been demonftrated ; and I have convinced tnyfelf, after a careful examination of the places juft mention ed, that they do not afford a fingle inftance of granite veins (hooting from the Oldeft Granite into the adjacent rocks, nor of veins of the Oldeft Granite traverfing newer primitive rocks. / P. 113. 1. 14 .for in granite, read in the oldeft granite. P. 137. 1. 25. for mica-flate. read gneifs. P. 144. 1, 4. read there is tranfition and probably even floetz flinty-flate. P. 1 44. 1. 1 r .for in read with P. 153. 1. 20. for formations, read formation, P. 179. (Note) read flate-clay or bituminous fhale, P. 180. paragraph 2. To thetranfitions of flate-clay add that into bituminous (hale. P. 206.1. 8. that reach to the Gulf of Perfia, to he omitted as erroneous. P. 297.1. 3. craft primitive as fuperfluous. , P. 295. column Schiller-ftone, for A. in lines 5. and 7. read Im. P. 325. Gold mine of the Krivan, height 6954 feet ; the Kri- van itfelf 8343. In the table, this latter height is given by miflaie to the mine. Nota There is a filver-mine near Sterzingen, in the Tyrol, which is confiderably higher s by affual meafure- ment it was found to be 7512 French feet above the level of the fea. There is a confiderable mine in the Rath-hau(berg, in Salzburg, which is 6195 French feet above the level of the fea. INDEX.