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Definition of Pillow lava
1. Noun. Lava that hardened in rounded shapes suggestive of pillows; believed to result from underwater eruptions.
Definition of Pillow lava
1. Noun. (geology) The rock type, resembling pillows, typically formed when lava emerges from an underwater volcanic vent or a lava flow enters the ocean. ¹
¹ Source: wiktionary.com
Lexicographical Neighbors of Pillow Lava
Literary usage of Pillow lava
Below you will find example usage of this term as found in modern and/or classical literature:
1. The American Geologist: A Monthly Journal of Geology and Allied Sciences by Newton Horace Winchell (1903)
"... PILLOW-LAVA FROM NEWFOUNDLAND. By REGINALD A. DALY. PLATES XIV-XV.
Introduction.—During the last few years there have been reported a considerable ..."
2. Report of the Royal Ontario Nickel Commission: With Appendix by Ontario Royal Nickel Commission, George Thomas Holloway (1917)
"The oldest formation in the area is a very compact, hard pillow-lava, ...
There seems little doubt that it is the characteristic Keewatin pillow-lava, ..."
3. Geological Magazine by Henry Woodward (1906)
"The rock is a very fine-grained basalt, often andesitic, and belongs to the '
pillow lava' class. As this rock is the sole greenstone in West Cornwall that ..."
4. Summary of Progress of the Geological Survey of Great Britain and the Museum by Geological Survey of Great Britain (1907)
"The pillow-lava over great part of the area occurs in grey slate a slight ...
This association seemed at first to favour the idea that the pillow-lava is ..."
5. The Differentiation of a Secondary Magma Trough Gravitative Adjustment by Reginald Aldworth Daly (1906)
"The dip of the cleavage is 70° to the ESE, corresponding to that of a system of
rough, parallel joints in the pillow-lava. The dip of the bedding is but 50° ..."
6. Sessional Papers by Ontario Legislative Assembly (1919)
"... where we recognized the ropy surface of a thick flow, on which rests directly
a pillow lava. These two flows are described in the following paragraphs. ..."
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