Lagerstätten nutzbarer Mineralien. 



-257- 



Nord-Amerika. Mexiko. 



Ziegler, Y.: The Minerals of the Black Hills. (South Dakota School of Mines. 



Dep. of Geol. and Min. BuU. 10. 250 p. Rapid City, South Dakota 1914.) 

 Allen, R. C: Relative to an Extension of the Menominee Iron Range east- 



ward from Waucedah to Escanaba, Michigan. (Econ. Geol. 9. 236 — 238. 



1914. 1 Taf.) 



Robinson, H. H. : The San Franciscan Volcanic Field, ilrizona. (U. S. Geol. 



Surv. Prof. Pap. 76. 1913. 213 p. 14 Taf. 36 Fig.) 

 Füller, M. L.: The Geology of Long Island, New York. (U. S. Geol. Surv. 



Prof. Pap. 82. 1914. 231 p. 27 Taf. 205 Fig.) 

 Gale, H. S.: The Origin of Colemanite Deposits. (U. S. Geol. Surv. Prof. 



Pap. 85 A. 1913. 9 p.) 

 B astin, E. S.: Geology of Pitchblende Ores of Colorado. (U. S. Geol. Surv. 



Prof. Pap. 90 A. 1914. 5 p. 2 Taf.) 

 Mineral Resources of the United States. Calendar Year 1912. Part 1. 



Metals. 1079 p. 3 Taf. 13 Fig. Part II. Nonmetals. 1218 p. 8 Taf. 11 Fig. 



(U. S. Geol. Surv. Washington 1913.) 

 Bauer, C. M., G. S. Rogers and C. F. Bowen: Coal and Lignite Fields in 



Montana. (U. S. Geol. Surv. 1914. Bull. 541 H. 88 p. 7 Taf. 3 Fig.) 

 Lloyd, E. R.: Cannonball River Lignite Field, North Dacota. (U. S. Geol. 



Surv. 1914. Bull. 541 G. 51 p. 2 Taf. 1 Fig.) 

 Analyses of Coal Samples from Yarious Fields in the United States. (U. S. 



Geol. Surv. 1914. 541 K. 38 p.) 

 Smith, P. S.: The Noatak-Kobuk Region, Alaska. (U. S. Geol. Surv. 1914. 



BuU. 536. 170 p. 15 Taf. 1 Fig.) 

 Prindle, L. M.: A geologic Reconnaissance of the Circle Quadrangle, Alaska. 



(U. S. Geol. Surv. 1913. Bull. 538. 82 p. 13 Taf. 2 Fig.) 

 Umpleby, J. B.: Some Ore Deposits in Northwestern Custer County, Idaho. 



(U. S. Geol. Surv. 1913. BuU. 539. 104 p. 10 Taf. 4 Fig.) 

 White, D.: Contributions to Economic Geology (Schort Papers and Preli- 



minary Reports). 1912. Part I. Metals and Nonmetals except Fuels. (U. S. 



Geol. Surv. BuU. 540. 1914. 563 p. 11 Taf. 60 Fig.) 

 Brooks, A. H. and others: Mineral Resources of Alaska: Report on Progress 



of Investiga^ions in 1912. (U. S. Geol. Surv. 1913. BuU. 542. 318 p. 10 Taf. 



7 Fig.) 



Schultz, A. R. : Geology and Geography of a Portion of Lincoln County, 



Wyommg. (U. S. Geol. Surv. 1914. BuU. 543. 141 p. 11 Taf. 8 Fig.) 

 Nickles , J. M.: Bibhography of North American Geology for 1912 with Subject 



Index. (U. S. Geol. Surv. 1913. BuU. 545. 192 p.) 

 Diller, J. S.: Mineral Resources of Southwestern Oregon. (U. S. Geol. Surv. 



1914. Bull. 546. 147 p. 11 Taf. 26 Fig.) 

 Knopf, A.: The Darvin Silver-Lead Mining District, California. (U. S. Geol. 



Surv. 1914. BuU. 580 A. 18 p. 3 Fig.) 



N. Jahrbuch f. Mineralogie etc. 1914. Bd. II. r 



