Mineralogie. Geognosie. 



111 



Ambronn H und Le Blanc M, Einige Beiträge zur Kenntniss der 



isomorphen Mischkrystalle. Mit 3 Figuren. Leipzig", Kgl. 



Sachs. Ges. Wiss. Math.-phys. Cl. Berichte 1894. p. 173—184. 

 Walter Ö, Petrograph. Studien an Gesteinen der Insel Hierro nebst 



einer Beigabe des Kgl. Geh. Rat Prof. Dr. Freih. K. v. Fritsch, 



Halle a. S. Geognostische Aufzeichnungen über die Insel. 



Magdeburg*, Naturw. Ver. Jahresb. Abhdl. 1893/94. p. 1-122. 

 Peary R, The Cape York Ironstone. New York, Am. Geogr. Soc. 



Bull. XXYI. 1894. p. 447—488. 

 Kato F, Oxide of zink accidentally crystallized. New York, 



Microscop. Soc. Journ. XI. 1895. p. 27. 

 Tuttle E, Spring-Pole Drilling. New York, School of Mines 



Quarterly XV. 1894. p. 1—25. 

 Furman H V, Melting and Refiniog Gold Bullion. p. 25 — 31. 

 Parker R, Notes on Mining, p. 31 — 41. 

 Gosling E. A Treatise on Ozokerite. p. 41 — 68. 

 Seif E, Electricity for Mining Plants. p. 68—72. 

 Mathews A, Carborundum: Its History, Physical Properties and Che- 



mistry. p. 73—79. 

 Hooper F, Garnet as en abrasive material. XVI. 1895. p. 124—127. 

 Gibson T, Yitrified brick for street pavements. p. 149 — 176, 

 Eakle A, On Allanite crystals from Franklin Furnace, N. J. New 



York, Ac. Sei. Trans. XIII. 1893/94. p. 102—107. 

 Kemp J, An orbicular granite from Quonochontogue Beach, Rhode 



Island, p 140—144. 1 Tafel. 

 Kunz G, Mineralogical Notes: Topaz from near Palestine. Texas. Dia- 

 monds from Wisconsin, p. 144 — 146. 

 Riess H, On some new forms of Wollastonite from New York State 



p. 146—147. 



Hovey E, Note on the petrography of certain basaltic boulders from 



Thetford, Yt. p. 161-165. 

 Chester A, On Caswellite, an altered Biotite from Franklin Furnace 



N. J. Quartz crystals from Ellenville, N. Y. p. 181—184. 

 Matthew W, The intrusive rocks near St. John, N. Br. p. 185 bis 



203. 1 Tafel. 



Ries H, Additional note on Wollastonite from New York State, 

 p. 207—209. 



Smyth C, A group of Diabas dikes among the thousand islands, St. 



Lawrence River, p. 209 — 214. 

 Tanatar S, Pierre calcaire des enviroos de Bakhtchisarai, pouvant 



servir ä la preparation du eiment hydraulique. Odessa, Cl. 



alpin de Crimöe Bull. Livr 4. 1894. p. 98—99. 



— Le eiment de l'aqueduc de l'ancienne Khersonese. p. 100-102. 

 D'Achiardi G, Sul bacino boratifero di Sultan-Tchair nelPAsia Mniore. 



Pisa, Soc. Tose. Sei. Nat. Proc. Yerb. IY. 1894. p. 141. 



— Roccie eruttive del bacino boratifero di Sultan-Tshair. p. 149-63. 

 Coulant E, Cenni sul borato di calce dell'Asia Minore, p. 142-148. 

 Arcangeli G, Sul granito dell'Isola del Giglio. p. 186 — 188. 

 Sertini F, Composizione chimica della Grafitte del Monte pisano. 



p. 188—192. 



