238 MINEEALOGY. 



JuNGHANN, Dr. GtJSTAv. Eiii einfacliea Gesetz fiir die Entwickelung 

 und die Gruppirung der Krjstallzonen. [Simple law for the de- 

 yelopment and grouping of crystal-zones.] Pogg. Ann. Bd. clii. 

 pp. G8-95. 



ELaklsson, V. Titanhaltig magnetit i basalt. [Titaniferous Mag- 

 netite in Basalt.] Geol. foren. Stockholm Porhandl. bdt. i. p. 14. 

 Note of occurrence in the province of Kristianstads, and analysis by 

 Th. Nordstrom. 



Kenngott, a. [Bole.] IT. Jahrb. Heft ii. pp. 171, 172. 

 Finds that bole is not simply a silicate of alumina and peroxide of 

 iron, but always contains lime. 



Klein-, Dr. Gael. Mineralogische Mittheilungen lY. N. Jahrb. 



Heft i. pp. 1-21, with plate. 



' This section of the series of papers is devoted to a purely physical 



investigation, relating to the optical properties of the Epidote recently 



found in the Lower Sulzbach valley. F. "W. R. 



. [Wiserinc from the Binnenthal.] N. Jahrb. Heft ix. pp. 



961, 962. 



Letter describing 4 types of anatase from the gneiss of the Alp 

 Lcrcheltiny. The zircon-type has been described as "Wiserine from the 

 Binnenthal. ' F. AV.E. 



KLEiif, P. [Salts from Westeregeln.] N. Jahrb. Heft ix. p. 963. 



Letter stating that the glaubcrite of Westeregeln in damp air or in 

 water becomes coated with a white incrustation of minute crystals of 

 ■gypsum. The carnallite when dissolved in water leaves an insoluble 

 residue, consisting of gypsum, iron-glance, quartz, boracite, and pro- 

 bably rutHe. - F. W. E. 



Klocke, F. Orthoklas von Schiltach. [Orthoclase from Schiltach.] 

 Ber. naturf. Gesell. Freiburg, Bd. vi. Heft 4. 



Fine crystals of orthoclase have been found in a granite- quarry on 

 the old road from Schiltach to Schramberg, in the Black Forest. Both 

 Baveno and Carlsbad twins occur. F. W. R. 



KoBELL, Fe. von. Ueber den Tschermakit, eine neue Mineral- 

 species aus der Gruppe der Feldspathe. [Tschermakite, a new 

 species of the felspar-group.] Journ. prak. Chem., N. S. Bd. viii. 

 pp. 411-414, and Amer. Journ. ser. 3, vol. vii. p. 239. 

 A mineral occurring with Kjerulfine, at Bamle, in Norway. Not 

 crystallized, but cleaves with unequal facility in two directions, making 

 an angle of 94°; the more perfect cleavage-plane finely striated. 

 Analysis by Rhode leads to the formula, 3(R0.Si03)+Al203 . 2Si03 

 or 3(R0.fSi02)-f AI2O3 . SSiO^. Protoxide-bases are magnesia and 

 soda, with trace of potash; no lime present. Named after Prof. 

 Tschermak of Vienna. F. "W. R. 



Ueber Chrysotil, Antigorit und Marmolit, und ihre Be- 



ziehungen zu Olivin. [Relations of Chrysotile &c. to Olivine.] 



