INDEX. 



Page 



Clay- Slate of the Pentlaiids, - ii. 183 



CJaystone of Papa Stoiir, - i. I7I 



— the Ochils, - ii. 13 



the Pentlands, - 196 



Poi phyry of the Ochils, - J 9 



Tuff of the Pentlands, - I98 



of the Middle District of Scotland, - 629 



Clinkstone of the Pentlands, - 190 



. Basaltic, of the Ochils, - 15 



Porphyry of the Pentlands, - 190 



Amygdaloidal - ib. 



of the Middle District of Scotland, - 631 



Coal of the Campsie Hills, - $2 



near St Andrew's, - 148 



— — Professor Jameson's observations on - 229 

 Glance and Black, not derived from vegetable mat- 

 ters, but original Chemical deposits, - ib. 

 Brown, of vegetable origin, - 231 



Formation, on the, of Clackmananshire, by Mr 



Bald, i. 479 — Alluvial rocks, 480. 

 — Measurements of the Seams of 

 Coal, 487 — ^Of the North Coal 

 Field, 487.— The Mid Coal Field, 

 489— The South Coal Field, 49I. 

 — Of the Coal Formation in the 

 North Coal Field, 493 — Tabular 

 Section of the Strata, 496. — Or- 

 ganic remains found in Coal Stra- 

 ta, 502. 



■ . ' ■ . at Durham, account of the, i. 605 



Section of the Formation, 607. 



^ . of the Middle District of Scotland, ii. 632 



Colymbus Immer, observations on the Naturid History of 232 



