176 



SMITHSONIAN MISCPILLANEOUS COLLECTIONS 



VOL. 58 



1178a. 



1178b. 



1178c. 



1178d. 



1178e. 



1178f. 



1178g. 



1178h. 



11781. 



1178J. 



1178k. 



TRANSVAAL AND RHODESIA (Continued) 

 — . Potgietersrust tin fields. 



South African Mg. .Toiirn., May 23, 1908, Johannesburg, pp. V/2. 

 Not available to the authors. 



. The Groenfontein tin plant. 



South African Mg-. Journ., July i, ]tK)8, Johannesburg, p. %. 



" Describes methods for the recovery of tin in the Potgietersrust field, and also a 

 new plant which is to be built." 

 Not available to the aulhors. 



— . Base metals in the Transvaal. 



Eng. Mg. Journ., Vol. 88, 1909, New York, p. 250. 

 Bripfl}' describ.'s tin producing districts of the Transvaal. 



— . Tin deposits of the Transvaal. 



Eng. Mg. Journ., Vol. 88, 1909, New York, p. 778. 

 Describes the manner of occurrence in the various fields. 



— . Zaaiplaats tin mines. 



South African Mg. Journ., Vol. 7, pt. 1 (Feb. 13), 1909, Johannesburg. Illus. 

 " Describes the plant and workings, going into the geology of the deposits." 

 Not available to the authors. 



. Notes on the tin fields. 



South African Mg. .Toum., Vol. 7, pt. 1, 1909, Johannesburg, p. 109, illus. 

 Describes some occurrences and operation on Groenvlei. 



. Transvaal tin: establishment of an industry. 



South African Mg. Journ., Vol. 7, pt. 1, 1909, Johannesburg, p. 145. 

 Gives encouraging reports from the Waterberg, also an account of activity at 

 Rooiberg and Weynek. 



. Waterberg tin mines. 



South African Mg. Journ., Vol. 7, pt. 1, 1909, Johannesburg, p. 407. 

 Very encouraging outlook for tin-mining becoming a great industry in this colony. 

 Describes activity at Zaaiplaats property — geological features, extension of plant, 

 scarcity of labor, etc. 



. The government tin report. 



South African Mg. Journ., Vol. 7, pt. 1, 190O, Johannesburg, No. 338, pp. 719-721, 

 pi. 1. 



Deals with the tin industry of the Waterberg field, which is treated under heads: 

 General geological structure; the tin rocks; the tin limits; investigation in depth; 

 the shale- felsite deposits; the Rooiberg quartzites. 



. The Transvaal tin industry to-day. 



South African Mg. Journ., Vol. 7, pt. 2, 1909, Johannesburg, pp. 253-254. 

 Treated under heads: Some monthly reports; the Groenfontein profits; alleged 

 secondary enrichment at Rooiberg; prospects at Doornhoek. 



. Tin in Rhodesia: the beginning of an Industry. 



South African Mg. Journ., Vol. 7, pt. 2, No. 350, 1909, Johannesburg, p. 279, 

 400 words. 



Probably reference to same occurrence in Mines ifc Min., Vol. SO, 1909, p. 11— quoted 

 from U. S. Consular report. 



Note on the discovery of tin at Rusapi on the Salisbury -Beira line. 



