580 PROCEEDINGS OF THE NEW YORK MEETING 



1891. Chemical compositiou of auriclialcite. Ibid., xli, lOG-109. 

 Crystallograpliic notes (witli F. A. Gentli). Ibid., 394-400. 



The minerals in hollow sperulites of rhyolite from Glade creek, Wyom- 

 ing (with J. P. Iddings). Ibid., xlii, 39-4(). 



1892. On ca^sinm trihalides (by H. L. Wells) and their crystallography. Ibid., 



xliii, 17-32. 

 Crystallographic notes (with F. A. Genth). Ibid.. lS-1-189. 

 Crystallography of the rnbidium and potassium trihalides. Ibid., 47r>- 



487. 

 On polybasite and tennantite from Mollie Gibson mine. Aspen, Colorado 



(with S. I-I. Pearce). Ibid., xliv, 15-18. 

 Crystallography of the alkali-metal pentahalides. Ibid., 42-49. 

 On herderite from Hebron, ^Nlaine (with H. I.. Wells). Ibid., 114-llG. 

 Crystalline form of RbCLHIO^ and CsCl.HIOs. Ibid.. 1.32-133. 

 Crystallography of double halides of silver and alkali-metals. Ibid.. 



ir).5-157. 

 Crystallography of cfesium and rubidium chloraurates and bromaurates. 



Ibid., 1.57-162. 

 Crystallography of the ciTpsium-mercuric halides. Ibid., 311-321. 

 Crystallographic notes (with F. A. Genth). Ibid., 381-389. 



1893. On cookeite from Paris and Hebron, Maine. Ibid., xlv, 393-396. 

 Mineralogical notes (zunyite, xenotime). Ibid.. 39G-.399. 



On i)entlandite from Sudl>ury, Ontario. Ibid., 493-497. 



On canfieldite, a new germanium mineral, and on the chemical composi- 

 tion of argyrodite. Ibid., xlvi, 107-113. 



Minerals from the Manganese mines of Saint Marcel. Piedmont. Ibid.. 

 288-295, 



1894. Chemical composition of staurolite and on its inclusions (with J. H. 



Pratt). Ibid., xlvii, 81-89. 

 Chemical composition of chondrodite, humite, and clinohumite (with 



W. T. H. Howe). Ibid., 188-206. 

 Crystallization of willemite. Ibid., 30.5-.309. 

 Crystallization of herderite. Ibid., 329-339. 

 Chemical composition and related physical properties of topaz (with 



J. C. Minor). Ibid.. 387-.396. 

 On argyrodite and a new sulphostannate of silver (canfieldite) from 



Bolivia. Ibid., 451-4.54. 

 On thallium triiodide and its relation to the alkali-metal triiodides (with 



II. L. Wells). Ibid.. 403-466. 

 On some methods for the determination of water. Ibid., xlviii. 30-37. 

 Mineralogical notes. Ibid., 114^118. 

 Mineralogical notes and separation of minerals of high specific gravity 



(with D. A. Kreider). Ibid., 141-144. 



1895. Note on the crystallization of calaverite. Ibid.. 1, 128-131. 



Effect of the mutual replacement of manganese and iron on the optical 

 properties of lithiophilite and triphylite (with J. H. Pratt). Ibid., 

 387-390. 



Devices for the separation of minerals of high specific gravity. Ibid.. 

 446-448. 



