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The breccialion of mineral-veins

Published online by Cambridge University Press:  14 March 2018

Extract

Examination of a series of examples of vein-breccias demonstrates that while many have readily explicable characters in common, others differ from ordinary types, and exhibit peculiarities calling for special investigation.

Type
Research Article
Copyright
Copyright © The Mineralogical Society of Great Britain and Ireland 1911

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References

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Page 125 note 1 Spurr, J. E. and Garrey, G. H., Bull. U. S. Geol. Surv, 1904, No. 260, p. 111 Google Scholar.

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Page 125 note 3 To the action of some such solution may be ascribed the juxtaposition in certain basalts—that of Rhuda-nan-Gall, Mull, e.g.–of amygdales that are composed exclusively of chalcedony and of calcite.

Page 126 note 1 Emmons, S. F., Trans. Amer. Inst. Min. Eng., 1888, vol. xvi, p. 808.Google Scholar

Page 126 note 2 According to Finlayson, A. M., Quart. Journ. Geol. Soc., 1910, vol. lxvi, p. 310 Google Scholar, replacement has played only a minor part in the formation of the important deposits that have yielded the bulk of the lead and zinc veins of Great Britain.

Page 126 note 3 J. E. Spurt and G. H. Garrey, loc. cit., p. 113.

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Page 126 note 5 Lamplugh, G. W. and Watts, W. W., Mem. Geol. Survey, ‘Geol. of the Isle of Man,’ 1903, p. 509 Google Scholar. The brecciated vein-fillings of the Foxdale, Brow (Leadhills), and Rampgill (Nenthead) lodes, are regarded by A. M. Finlayson, loc. cit., p. 289, as proof of movement since primary ore-deposition.

Page 127 note 1 C. W. Dickson. loc. cit., p. 63.

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Page 127 note 3 See Stelzner, A. W. and Bergeat, A., ‘Die Erzlagerstätten,’ 1904, p. 535 Google Scholar, and von Weissenbach, C. G. A., ‘Abbildungen merkwürdiger Gangverhāltnisse aus dem sāchsischen Erzgebirge,’ 1836, pp. 2126 Google Scholar.

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Page 128 note 2 Greg and Lettsom, ‘Manual of the Mineralogy of Great Britain and Ireland,’ 1858, p. 357, erroneously give the Wherry mine, Penzance, as the locality.

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Page 129 note 1 Moissenet, L., ‘Études sur lea fllons de Cornwall,’ 1874, p. 75 Google Scholar.

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Page 130 note 2 See G. W. Lamplugh and W. W. Watts, loc. cit., p. 517.

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Page 131 note 1 A. W. Stelzner and A. Bergeat, op. cit., p. 537 ; see also Pośepný on the structure of ring-ores, ‘The Genesis of Ore-Deposits,’ 1902, 2nd ed, pp. 64-65.

Page 131 note 2 Sterry Hunt, T., ‘Mineral Physiology and Physiography,’ 1886, p. 287 Google Scholar.

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Page 133 note 1 W. J. Henwood, loc. cit., p. 712.

Page 133 note 2 Sorby, H. C., Quart. Journ. Geol. Soc., 1908, vol. lxiv, p. 228 Google Scholar.

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