52 Index to the litei^atike or Tfior;rr.\[. 



1893: 379. Hidden and Hillebrand. On Mackingtoshite, a new tho- 

 rium and uranium Mineral, with analyses by W. F. Hillebrand. 

 Am. J. Sci., 1893 [3], 46, 98-103; Ztschr. Kryst, 1895, 25, 105-106 

 Jahrb. Min., 1895, 82, 2, 8-9 Ref. ; Min. Mag., 1892-1894, 10, 341 

 Giorn. min., 1893, 4, 237; Bull. soc. fran9. min., 1895, 18,59-60 

 Chem. Centrbl., 1893, II, 831-832; Ber., 1893, 755 Ref. ; Rammels 

 berg's Min. Chem., 1895, Zweites SuppL, 454; Dana's Min., 6th ed., 

 Appendix I, 44; Jslx Chem., 1893, 2, 403-404 Ref. 



1893: 380. Hillebrand. A further example of the Isomorphism of 

 Thoria and Uranium dioxide. 



Bull. U. S. Geol. Survey, 1893, 113, 40-43; Ztschr. anorgan. Chem., 

 1893, 3,249-251 Ref. ; Ztschr. Kryst., 1895, 25, 283, 636; J. Chem- 

 Soc. Lond., 1893, 64, 378; Fortschr. Phys., 1893, 49i-', 283; Chem. 

 Centrbl., 1893, I, 925; 1896, 1,90; Ber., 1893, 26, 227 Ref.; Jsb. 

 Chem., 1893, 2, .585-586. 



1893-1894: 381. Hillebrand. The composition of Rowlandite and 

 Mackingtoshite. 



Bull. U. S. Geol. Survey, 1893-1894, 113, 44-48. 



1893 : 382. Hidden and Hillebrand. Description of Rowlandite. 



Am. J. Sci., 1893, [3], 46, 208-212 ; .Tahrb. Min., 1895, 82, 2, 14-15 Ref. 

 Ztschr. Kryst., 1895, 25, 107-108; Min. Mag., 1892-1894, 10, 338 

 Giorn. min., 1893, 4, 237 ; Bull. soc. franc, min., 1895, 18, 150-151 

 Rammelsberg's Min. Chem., 1895, Zweites SuppL, 276; Chem. 

 Centrbl., 1893, II, 834-835. 



1893 : 383. Haller. La preparation industrielle des terres rares. 

 Revue Gen. Sci., 1893, 718-719. 



1893 : 384, Gibbs. Notes on the oxides contained in Cerite, Samarskite, 

 Gadolinite, and Fergusonite. 



Am. Chem. J., 1893, 15, 546-566; Am. Acad. Arts and Sciences, Proc. 

 1893, n. s., 20, 260-279. 



1893 : 385. Holmquist. Pyrochlor fran Alnon. 



Geol. Foren. Forh., 1893, 15, 588-606; Jahrb. Min., 1895, 82, 2, 15- 

 17 Ref. ; J. Chem. Soc. Lond., 1895, 68, 2, 509 ; Ztschr. Kryst., 1895, 

 25, 424-425; Min. Mag., 1895-1897, 11, 231-232; Chem. Centrbl., 

 1893, II, 457-458 ; Rammelsberg's Min. Chem., 1895, Zweites Suppl., 

 181. 



1893: 386. Nordenskiold. Neue Untersuchungen iiber das molekular- 

 gewicht der Gadoliniterde. 



J. prakt. Chem., 1893, 155, 1-27; Chem. Centrbl., 1893, I, 338-340; 

 Ber., 1893, 263 Ref.; Fortschr.-Phys., 1893, 49i-«, 19.3-194; Jsb. 

 Chem., 1893, 2, 508-510. 



1893 : 387. Richards. The Specific Heats of the Metals. 



J. Frank]. Inst., 1893, 3°, 106, 37-53, 116-131, 178-193; Chem. News, 

 1893, 68, 58-60, 69-72, 82-85, 93-94, 105-107. 



