I.—A Remarkable Rock Stream in East Iceland
In his account of the volcanoes of Iceland, Thoroddsen describes two types of acid lavas which have been extruded in post-Glacial, prehistoric times. First are the lavas of the Torfajökull district, of the usual nature of acid flows, building up a compact mass of bluish-grey rock with an outer casin...
| Published in: | Geological Magazine |
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| Main Author: | |
| Format: | Article in Journal/Newspaper |
| Language: | English |
| Published: |
Cambridge University Press (CUP)
1917
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| Online Access: | http://dx.doi.org/10.1017/s0016756800140038 https://www.cambridge.org/core/services/aop-cambridge-core/content/view/S0016756800140038 |