HAi{Ki:i{ : niEMKWL data kok lake district rocks. 09 
(121) . 32.53 (anal.). Cairock Fell gabbro, highly basic variety, 
upper part of Furthergill. N. edge of mass : Barrow 
(XIX. and XXIII.). 
(122) . 77.38 (silica). Carrock Fell granophyre, below Scurth 
and 500 yards W.X^.W. of Stone Ends : Brend and 
Craig (XX.). 
(123) . 75.3 (siUca). Carrock Fell granophyre, in peat-moss S. 
of Drygill Head : Cohen (XX.). 
(124) . 71.60 (anal.). Carrock Fell granoi)hyre. 100 yards E. of 
summit : Barrow (XX.). 
(125) . 69.044 (anal.). Carrock Fell granophyre, summit of 
Carrock Fell : Hughes (IV.). 
(126) . 60.0 (silica). Carrock Fell granophyre, modified by 
admixture of gabbro material, close to gabbro contact, 
Furthergill Sike : Cohen (XX.). 
(127) . 58.26 (silica). Carrock Fell granophyre. same locality 
as the preceding : Brend and Craig (XX.). 
(128) . 53.63 (anal.). Spherulitic tachylyte, vein cutting the 
Carrock Fell gabbro : Adie (XI.). 
(129) . 59.8 (silica). Variolitic andesite. dyke cutting Carrock 
Fell granophyre : Cohen (XXVII.). 
[Note added in the proof. A paper by tlie late E. E. Walker, 
read before the Geological Society of London, December 2nd, 
1903, and not yet published, contains eleven analyses and 
sixteen silica-determinations.] 
