244 
Proceedings of the Royal Irish Academy. 
Locality and Remarks. 
jointing here, .... 
do. do. do., 
do. do. do., 
cut at N. end by jointing, . 
do. do. do., 
do. do. do., 
cut by cross- jointing, frequently repre 
"~ to S., 
end. 
No. 
688 Do. 
689 Do. 
690 Do. 
691 Do. 
692 Do. 
693 Do. 
694 Do. 
sented from IS" 
695 Do. ; also by frequent jointing at N 
696 Do. do. do. do., 
697 Do. ; jointing, 
698 Quartzite cliff on E. slope of L. Sugar Loaf 
general direction of E. side of cliff, . 
699 Do. ; presumed strike of beds bere, 
700 Between cliff and summit ; fault with direc 
tion towards Delgany, 
701 Do. do. do. do., 
702 Frequently-repeated jointing cutting the 
quartzite here, 
703 Summit of L. Sugar Loaf ; jointing hen 
frequently repeated, ... 
704 Do. do. do. do., 
705 Do. ; seeming bedding in the quartzite, 
706 Do. ; seeming bedding shown on a rock face, 
707 S. W. slope of L. Sugar Loaf ; jointing cut 
ting the quartzite frequent, 
708 "Western slope of L. Sugar Loaf; jointing on 
this side having seemingly determined the 
direction of the hill, .... 
Do. do. do. do., 
709 Do. ; brecciated bed or lode (about 0^" 55 
thick), 
710 Do., end of ; jointing here, 
711 Do. ; Little depression, seemingly on a fault 
running towards centre of the Greater 
Sugar Loaf, under summit, 
712 Do.; marked jointing having determined the 
direction of side of quartzite mass on Bar- 
chuillia Commons, ..... 
Do. do. do. do., 
Do. do. do. do., 
713 Quartzite mass facing Kilmacanogue ; crossed 
by close and frequent jointing, 
714 Do.; marked vertical jointing here, 
715 Do. ; jointing running towards Kilmacanogue 
Church, presenting linings of Mn 0^ in 
jointings, ...... 
716 Do. ; jointing on N. end of ridge ; very 
marked about 200 yards from plantation, . 
Direction relative 
to true North. 
Dip. 
3 W. 
33 W. 
Vertical. 
74 27 
53 57 
54 
94 
15 
61 
89 
89 
13 E. 
33 W. 
3 W 
27 E. 
N.E. at 30° 
Vertical. 
N. at 60°. 
65 27 E. S.E. at 50°. 
86 27 E. 
81 27 E. 
83 27 E. 
88 33 "W. 
Vertical. 
Vertical. 
N. at 35°. 
N. at 42°. 
11 3 W. E. at 60° 
W. 
W. 
33 W. 
27 E. 
S.E. 
S.E. 
at 60°. 
slight. 
55 27 E. 
62 27 E. ■ 
63 27 E. 
65 27 E. . 
24 33 W. 
8 33 W. 
71 27 E. 
S.E. at 80° 
Vertical. 
26 33 W. S.W. at 50°. 
