MINEKALOGY. 467 



Magnetite. Nordmark, Sweden, crystals describe;!, G. Fliuk, Bihaug Vet. Akad. 



Handl., Xli, 2, 14; manganomagmtitc, id., 2^. 

 Cr^'stals described with 43:^ (2-^) and 11.9.7 (V— \j^) andotlier planes, Sclieibe, Zs. 



G. Ges., XXXVIII, 4G9. 

 Fiirtsclilagl, iuvestigatioa of twinaiug striations, Catbreiu, Zs. Kr., xii, 47. 

 Zerinatt, polar maguetic properties, Hornstein, Jb. Min., i, 253, 

 Scalotta, analysis, Cathreiu, Zs. Kr., xii, 37. 



Greiuer, Zillerthal, association with menaccanite, Cathrein, Zs. Kr., xii, 40. 

 Sardinia, pseiulomorph after micaceous hematite, Striiver, Att. Acad. Line. [4], 



11, 331. 



Manganite. Oberstein, crystals described, Brauns, Jb. Min., i, 252. 



Manganomagxetite. See Magnetite. 



Makekanite. a volcanic glass (not a mineral sjiecies) in a condition of strain, allied 



to Rupert's Drops, Judd, Geol. Mag. [3], iii, 241. 

 Menaccanite. Belgium, analysis, Klement, Min. petr. Mitth., viii, 12. 



Greiuer, Zillerthal, associated with magnetite, Cathrein, Zs. Kr., xii, 40. 

 Mica. Rheinwaldhoru, Switzerland, analysis, Wiiliing, Ber. chem. Ges., xix, 2433. 

 MiCROCLiNE. Meran, Tyrol, analysis (Schwager) and occurrence, Oebbeko, Zs. Kr., 



XI, 256. 

 MiCROLiTE. Amelia County, Virginia, crystal described, Feist, Zs. Kr., xi, 255. 

 MiCROSOMMlTE. Monte Somma, analysis, Mierisch, Min. petr. Mitth., viii, 161. 

 Milarite. Optical examination, Ramsay, Oilfv. Vet. Stockh., XLii, 9, 29, 1885. 

 Mimetite. Durango, Mexico, pseudomorphous crystals, vom Rath, Ber. nied. Ges. 



Bonn, Jan. 11. 

 MoNAZiTE. Alexander County, North Carolina, twin crystals described, W. E. Hid- 

 den, Am. J. Sc, XXXII, 207; vom Rath, Ber. nied. Ges. Bonn, Feb. 8. 

 Schiittenhofen, Bohemia, description of crystals, Scharizer, Zs. Kr., xii, 255. 

 Molybdenite. Renfrew, Canada, crystals described, W. E. Hidden, Am. J. Sc, xxxii, 



210. 

 MoNiMOLiTE. Pajsberg, Sweden, crystals described and analysis, G. Flink, Bihang 



Vet. Akad. Handl., xii, 2, 35. 

 MUKSINSKITE. Mursinsk, Ural, new mineral, Kokscharow, Min. Russland, ix, 341. 

 Muscovite. Auburn, Maine, analysis, Riggs, Am. J. Sc, xxxii, 356. 



Leon County, Texas, analysis of an altered variety approximating to vermiculite, 



Leighton, Proc Amer. Acad., xxii, 158, or Am. J. Sc, xxxii, 317. 

 Meran, Tyrol, analysis (Schwager) and occurrence, Oebbeke, Zs. Kr., xi, 257. 

 Nagyagite. Nagyiig, analysis, Sipocz, Zs. Kr., xi, 211. 

 NiccoLiTE. Dobsina, Hungary, analysis, Sipocz, Zs. Kr., xi, 215. 

 OcTAHEDRiTE. Biuncuthal, crystals described, G. Seligmann, Zs. Kr.,xi, 337. 

 Opal. Queretaro, Mexico, occurrence described, A. E. Foote, Proc. Acad. Nat. Sci., 



Philad.,278, 1885-'86. 

 Ortiioclase. Elba, description of crystals with new planes, Des Cloizeaux, Zs. Kr., 

 XI, 605. 

 Kilima-njaro, and Switzerland, crystals described, Miers, Min. Mag., vii, 10. 

 Mulat, crystals described, Cathrein, Zs. Kr., xii, 35. 

 Kraflite, from Krafla, Iceland, analyses, G. Fliuk, Bihaug Vet. Akad. Handl., xii, 



12, 64. 



Ottrelite. Bastogne, Belgium, analysis, Klement, Min. petr. Mitth., viii, 19. 

 Oxalate of soda and ammonia from Peru, Lacroix, Bull. Soc Min., ix, 51. 

 Ozocerite. Sobiesky mine, occurrence, Rihiier, Schles. Ges. f. vat. Cultur, lxiii, 



119. 

 Pectolite. Chemical investigation, Doelter, Jb. Min., i, 12(!. 



Percylite. Carocoles, Peru, occurrence described, Websky, Ber. Ak. Berlin, 1045. 

 Pharmacosiderite. Sandberg, Hungary, occurrence described, Sz'ibo, Zs. Kr., xi, 



5J66, 



