Hostname: page-component-586b7cd67f-g8jcs Total loading time: 0 Render date: 2024-11-30T15:30:52.208Z Has data issue: false hasContentIssue false

VII.—The Old Granites of the Transvaal and of South and Central Africa

Published online by Cambridge University Press:  01 May 2009

Extract

Mr. J. Hays Hammond in his paper, “Gold-mining in the Transvaal, South Africa,” read at the Richmond meeting of the American Institute of Mining Engineers in February, 1901, referring to this Old Granite, states: “There are at places intrusions from this enveloping granitic mass into the younger formations.”

Type
Original Articles
Copyright
Copyright © Cambridge University Press 1909

Access options

Get access to the full version of this content by using one of the access options below. (Log in options will check for institutional or personal access. Content may require purchase if you do not have access.)

References

page 497 note 1 Contribution to the Discussion on Mr. Dörffel's Paper, ‘Note on the Geological Position of the Basement Granite,’” by Horwood, C. B.: Trans. Geol. Soc. S.A., vol. vi, pt. vi, pp. 114, 115.Google Scholar

page 497 note 2 The Witwatersrand System consists of the Upper and Lower Witwatersrand Beds; this division is purely an arbitrary one, and is placed at the base of the Main Reef Series.

page 497 note 3 The Geological Relation of the Old Granite to the Witwatersrand Series,” by Corstorphine, G. S.: Trans. Geol. Soc. S.A., vol. vii, pt. i, pp. 912.Google Scholar

page 498 note 1 Notes on some Intrusive Granites in the Transvaal, the Orange River Colony, and in Swaziland,” by Jorissen, E.: Trans. Geol. Soc. S.A., vol. vii, pt. iii, pp. 151–60.Google Scholar

page 498 note 2 The Oldest Sedimentary Rocks of the Transvaal,” by Hatch, F. H.: Trans. Geol. Soc. S.A., vol. vii, pt. iii, pp. 147–50.Google Scholar

page 498 note 3 This name has since been generally adopted.

page 498 note 4 Loc. cit., p. 148.

page 498 note 5 Proc. Geol. Soc. S.A., 1904, to accompany vol. vii of the Transactions, p. 62.Google Scholar

page 499 note 1 Note on some Intrusive Granites in the Transvaal, the Orange River Colony, and in Swaziland,” by Jorissen, E.: Trans. Geol. Soc. S.A., vol. vii, pt. iii, pp. 156, 157.Google Scholar

page 499 note 2 Trans. Geol. Soc. S.A., vol. ix, 1906, p. 28.Google Scholar

page 499 note 3 Trans. Geol. Soc. S.A., vol. x, 1907, pp. 5161.Google Scholar

page 501 note 1 Preliminary Notes on ‘Fundamental Gneiss Formation’ in South Africa,” by DrVoit, : Trans. Geol. Soc. S.A., 1905, vol. viii, pp. 106–7.Google Scholar

page 501 note 2 Trans. Geol. Soc., 1905, vol. viii, pp. 141–6.Google Scholar

page 502 note 1 He gives an occurrence of calcite rock, which is interbedded between the schists near Zand River, as an example of a highly altered igneous rock. Probably the crystalline limestones in the gneisses have also originated from the alteration of igneous rocks.

page 502 note 2 Gneiss Formation in Africa,” by DrVoit, F. W.: Trans. Geol. Soc. S.A., vol. x, pp. 90–4.Google Scholar

page 502 note 3 Loc. cit., p. 93.

page 502 note 4 On the Structure and Relations of the Laurentian System in Eastern Canada,” by Adams, Frank Dawson D.Sc., F.R.S.: Quart. Journ. Geol. Soc., vol. lxiv, No. ccliv, pp. 133–5.Google Scholar

page 502 note 5 Report on the Crystalline Rocks of St. Lawrence County,” by Smyth, C. H, jun.: N. Y. State Mus. 49th Ann. Rep., 1895, vol. ii (1898), p. 490.Google Scholar

page 503 note 1 Paper read by MrTornau, before the Deutsche Geologische Gesellschaft, Berlin, 03 6, 1907.Google Scholar

page 503 note 2 Preliminary Notes on ‘Fundamental Gneiss Formation’ in South Africa,” by DrVoit, F. W. (Trans. Geol. Soc. S.A., 1905, vol. viii, p. 107)Google Scholar, and Gneiss Formation in Africa”, by DrVoit, F. W.(Trans. Geol. Soc. S.A., 1907, vol. x, p. 92).Google Scholar

page 503 note 3 Gneiss Formation in Africa,” by Vait, F. W.: Trans. Geol. Soc. S.A., 1907, vol. x, p. 92.Google Scholar

page 503 note 4 Loc. cit., p. 93.

page 503 note 5 Proceedings of the Geol. Soc. of South Africa (to accompany vol. viii of the Transactions), 1906, pp. 57, 58.Google Scholar

page 504 note 1 The Geology and Petrology of part of the Congo Free State,” by Preumont, G. F. J. & Howe, J. A.: Quart. Journ. Geol. Soc., 1905, vol. lxi, pp. 641–66.CrossRefGoogle Scholar

page 505 note 1 “The Post-Cretaceous Stratigraphy of Southern Nigeria,” “The Geology of the Oban Hills (Southern Nigeria),” The Crystalline Rocks of the Kukuruku Hills (Southern Nigeria),” all by Parkinson, J.: Quart. Journ. Geol. Soc., 1907, vol. lxiii, No. ccli, pp. 308–17.CrossRefGoogle Scholar

page 505 note 2 A Note on the Petrology and Physiography of Western Liberia,” by Parkinson, John: Quart. Journ. Geol. Soc., 1908, vol. lxiv, No. ccliv, pp. 313–16.CrossRefGoogle Scholar

page 505 note 3 Loc. cit.

page 505 note 4 Gneiss Formation on the Limpopo,” by Voit, F. W.: Trans. Geol. Soc. S.A., 1905, vol. viii, p. 145.Google Scholar

page 505 note 5 Notes on the Geology of Mashonaland and Matabeleland,” by Chalmers, J. A. and Hatch, F. H.: Geol. Mag., 1895, Dec. IV, vol. II, No. ccclxxi, pp. 193203.CrossRefGoogle Scholar

page 506 note 1 Copper Ore in South-West Africa,” by Kuntz, J.: Trans. Geol. Soc. S.A., 1904, vol. vii, pt. ii, p. 70.Google Scholar

page 506 note 2 A Contribution to the Geology of German South-West Africa,” by DrVoit, F. W.: Trans. Geol. Soc. S.A., 1904, vol. vii, pt. ii, pp. 7794.Google Scholar

page 507 note 1 An Introduction to the Geology of Cape Colony, by Rogers, A. W., 1905 (Longmans, Green, &Co., London).Google Scholar