Geology — Non-Serials. 
101 
Harker, A. Rocks from the Cross Fell Inlier. Quart. Journ. 
G-eol. Soc., vol. XLVII, pp. 512-525. 
-- On Local Thickening of Dykes and Beds by Folding. 
Geol. Magazine, 1889. Decade III, vol. VI., No. 2, pp. 
69-70. 
* 
- On the Slaty Cleavage and Allied Rock Structures with 
Special Reference to the Mechanical Theories of their 
Origin. 
- Rocks from the Tonga Islands. Geol. Magazine, 1891. 
Decade III, vol. VIII, No. 324, p. 250. 
-The Shap Granite and Associated Rocks. Quart. Journ. 
Geol. Soc., Aug., 1891, vol. XLVII, pp. 266-328, pis. 
10 , 11 . 
- Geology of Mynydd Mawr. Geol. Magazine, 1888 (May). 
Decade III, vol. V, No. 5, p. 221. 
-- Additional Note on the Blue Hornblende of Mynydd Mawr. 
Ibid, No. 10, pp. 455-456. 
- Contortion and Metamorphism. Ibid, 1890, vol. VII, 
No. 310, p. 189. 
- Woodwardian Museum Notes on “Eyes” of Pyrites and 
other Minerals in Slate. Ibid, 1889, vol. VI, No. 303, 
p. 396. 
-- Woodwardian Museum Notes. On Various Crystalline 
' Rocks. Ibid, 1891, vol. VIII, No. 322, p. 169. 
- On Some Anglesey Dykes, Part I. Ibid, No. 9, pp. 410- 
416; Part II. Ibid, No. 12, pp. 546-552 ; Part III. 
Ibid, No. 6, pp. 267-272. 
- Physics of Metamorphism. Ibid, January, 1889, vol. VI, 
No. 1, p. 15. 
*- The Cause of Slaty Cleavage: Compression v. Shearing 
Ibid, 1885, vol. II, No. 1, p. 15. 
Stages of Slaty Cleavage. Ibid, vol. II, No. 6, p. 266. 
