The Ancient Volcanoes of Great Britain, Volume 2 (of 2)

Note 387 — Chapter XLVI · TYPES OF STRUCTURE IN THE ACID ROCKS—BOSSES

Reading edition

The best account yet published of these varieties in Skye is that by Prof. Zirkel, Zeitsch. Deutsch. Geol. Gesellsch. xxiii. (1871) p. 88.

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