464 RECORD OF SCIENCE FOR 1886. 



Caracolite. Caracoles, Peru, new mineral described, Websky, Ber. Ak. Berlin, 



1045. 

 Carpiiosiderite. Optical properties, Lacroix, C. R., cm, 1037. 

 Cassiterite. Group of crystals described, Cesaro, Bull. Soc. Min., ix, 220. 

 Celestite. Liiueburg, crystallograpbic description, study of vicinal planes, Hintzo, 



Zs. Kr.,xi,220. 

 Study of crystalline elements, Biirwald, Zs. Kr., xii,228. 

 Transylvania, crystals described, Benko, Zs. Kr., xi, 263. 

 Cerite. Containing rare elements, Crookes, Chem. News, Liv, 21, 40, etc. 

 Chamoisite. Windgiille, Switzerland, in an iron-oolite, Schmidt, Zs. Kr., xi, r)9[). 

 Chlorite. Bottino, analyses, Busatti, Att. Soc. Tosc, vii, 194. 

 Chloritoid. Optical examination, showing relation to ottrelite and other similar 



minerals, Lacroix, Bull. Soc. Min., ix, 42. 

 CiiONDRODiTE. Relation between humite, chondrodite, and clinohumite, Michel-L<5vy 



and Lacroix, Bull. Soc. Min., ix, 81 ; Mallard, id., 84. 

 Chrysocolla. California, analysis, Jannettaz, Bull. Soc. Min., ix, 211. 

 CiMOLiTE. Norway, Maine, analysis, Riggs, Am. J. Sc, xxxii, 355. 

 Cobaltite. Nordmark, Sweden, analysis, G. Fliiik, Bihaug Svensk. Vet. Akad. 



Handl., xil, 2, p. 5. 

 CoLEMAN'iTE. Death Valley, California, crystals described, A. Wendell Jackson, 



Cal. Acad. Sc, No. 4, p. 358. 

 CoLU.HBiTE. Staudish, Maine, crystallographic description, with accurate measnre- 



meuts, E. S. Dana, Zs. Kryst., xii, 266 ; abstract in Am. J. Sc. ,xxxii, 386. 

 Craveggia, Val Vigezzo, examination of an accompanying mineral, Piccini, Att. 



Accad. Line. ['4], ii. 46. 

 Turkey Creek, Jefl'erson County, Colorado, analysis, W. P. Headden, Proc. Col. Sc. 



Soc, 11,31. 

 Copper. Lake Superior, crystallographic monograph, E. S. Dana, Am. J. Sc, xxxii, 



413. 

 Artificial crystals described, W. G. Brown,' Am. J. Sc, xxxii, 377. 



CORDIERITE. (See lOLITE.) 



Corundum. Crystallographic observations, Doelter, Jb., Min. i, 146. 



Star sapphire from Mercrediere, Baret, Bull. Soc. Min., viii, 438; Lacroix, 440, 1835. 

 Artificial rubies described, Jannettaz, Bull. Soc. Min., ix, 321. 



COSALITE. Var. hjelkitc, Nordmark, Sweden, crystals described, G. Flink, Bihang Vet. 

 Akad. Handl., xii,2, p. 6. 



Cronstedtite. Kuttenberg, crystals described, Vrba, with analysis by Preis and 

 Rosam, Ber. bohni. Ges., Jan. 15. 



Cryopuyllite. Cape Ann, Massachusetts, analyses (Riggs) and discussion of com- 

 position, F. W. Clarke, Am. J. Sc, xxxii, 358. 



Damourite. Hebron, Maine, analysis, T. M. Chatard, Am. J. Sc, xxxix, 354. 



Datolite. Casarza, Liguria, crystals described, Luedecke, Zs. ges. Nat., LViii, 276. 

 Scrra dei Zanchotti, occurrence and crystals described, Bombicci, Accad. Sc. 

 Bologna, January 24 (read). 



Davreuxite. Ottr^, Belgium, optical characters, Lacroix, Bull. Soc. Min., ix, 7. 



Descloizite. Shown to be orthorhombic iu crystallization, Des Cloizeaux, Zs. Kr., 

 XII, 178; Bulk Soc Min., ix, 138, 190. 



D1A.MOND. Salobro, Brazil, occurrence described, Chatrian, Bull. Soc. Miu., ix, 302. 

 Discussion as to origin, H. C. Lewis,* Science, viii, 345 ; J. S. Diller, id., 392. 



DiASPORE. Newlin, Pennsylvania, and Chester, Massachusetts, crystallographic de- 

 scription, E. S. Dana, Am. J. Sc.,xxxii, 388. 



DoGNACSKAiTK. New mineral from DognacsUa, Krenner, Zs. Kr., xi, 265. 



Dreelite. Identical with barite, Lacroix, Bull. Soc. Min., viil, 435', 1885. 



DUERENiTE. Cornwail, description of a related mineral, Kiuchaud Miers, Min. Mag., 

 VII, 65. 



