1873.] JUDD THE SECONDARY ROCKS OF SCOTLAND. 161 



ft. in. 



g g- f Coal, sooty, 2 inches 1 



Jj | •! Coal (very good, except 2 or 3 inches in the middle) 2ft. 4in. . L 2 10 



" ■ [ Coal 4 inches J 



Blackbass 7 



Blue bind 19 



Coal 10 



"A soft pricking coal" (carbonaceous shale?) 10 



Coal 11 



Blue bind (not cut through) 27 1 



(2) Boring in Inverbrora Links by John Evans, 1770. (N.B. 

 Commenced below the roof-bed and main seam of coal.) : — 



ft. in. 



Soft blue "mettal" (or bind) 12 8 



Coal, soft 4 



Soft blue "mettal" 2 



Coal, soft ] 2 



Soft grey " mettal" (or bind) 60 



White post or sandstone 1 6 



Soft grey " mettal " with girdles (or balls) 5 



Soft black " mettal " 1 6 



Soft blue "mettal" 3 



Soft "mettal" 6 



Black "mettal" and coals 2 



Grey "mettal stone " (or clunch) 6 



Strong "mettal stone" 3 



Soft grey " mettal " with girdles 15 6 



White post or Freestone 39 



Soft grey " mettal " (bind or clay) 7 



White post with hard lumps 25 



Grey " mettal stone" with post girdles 27 6 



White post or sandstone 2 6 



(3) Boring in Inverbrora Links to the northward of the last, by 

 John Evans, 1770 : — 



ft. in. 



Blue sandy bind with shells 1 



Grey pose (or sandstone) 9 inches L "Eoof-bed." 



Whinstone (or coarse limestone, 2 ft.... J 



Grey post (or bind) 5 6 



Coal (with a little mixture of black stone, 2 ft. 6 in.) "1 9 Q 



Coal, Parrot, 3 in J ^ y 



Black stone (or coaly bass) 7 



Grey stone (or bind) not cut through 6 



(4) Boring for coal at Water of Brora (Fascally), 1811 : — 



ft. in. 



"Roof-bed" 4 4 



Hard caking coal (main soam) 3 2 



Black clunch 2 



Hard splent coal 1 4 



Black burning shale, like Cannol coal 6 7 



Very hard stone 1 2 



Black shale ....„ 2 



Very hard stone 2£ 



Soft black shale speckled with whito powdery matter (shelly band) 2 



Hard black burning shale 4 2 



VOL. XXIX. PART I. M 



