Note 333 — Chapter XVII
Reading edition
Geol. Mag. for 1883, pp. 100, 145, 252.
[334] Mikroskopische und chemische Untersuchungen am Enstatit-porphyrit aus den Cheviot Hills, Inaug. Dissert. Kiel, 1884. Descriptions have also been published of detached rocks from other districts, such as those by Prof. Judd and Mr. Durham of specimens from the Eastern Ochils, Quart. Journ. Geol. Soc. vol. xlii. (1886), p. 418.
[335] Dr. F. H. Hatch supplied notes on microscopic structure which are incorporated in the text, together with particulars afterwards furnished by Mr. Watts.