Kegionale Petrographie. 



-299- 



Balkanhalbinsel. 



Negris, P.: Koches cristallophylliennes et Tectcnique de la Grece. 

 Paris 1920. 



K t e n a s , CA.: Sur la zone hydrocarburee de la Grece occidentale. 

 2 mein. 4 Taf. 2 Kart. Athen 1920. (Griech. in. frz. Res.) 



Asien. 



Touche, D. la : A bibliography of Indian geology and physical geography, 

 with an annotated index of minerals of economic value. I. 571 p. 

 1917. II. 490 p. 1918. Geol. Surv. India. Calcutta. 



Afrika. 



Holmes, A. : Picrite from the Ampwihi River, Mozambique. Analysis 



by H. F. Harwood. (Geol. Mag. 1917. 150— 157. 1 Taf.) 

 — The Pre-Cambrian and associated rocks of the district of Mozambique. 



(Quart. Journ. Geol. Soc. 74. 31—98. 4 Taf. 13 Fig. 1919.) 

 Souza, P. de: Contribution ä l'etude lithologique de l'interieur de 



l'Angola. (Compt, rend. 170. 238—240. 1920.) 

 Abrard, R.: Sur un gisement de roches eruptives ä Souk el Arbäa du 



R'arb (Maroc occidental). (Compt. rend. 170. 602—604. 1920.) 

 Hubert, H. : Les roches ä facies granitique associees aux diabases du 



massif de Douale (Haut-Senegal et Niger). (Compt. rend. 170. 



666—667. 1920.) 



Herzenberg, R. : Dr. E. Obst's Gesteinssammlung aus dem abflußlosen 

 Rumpfschollenland des nordöstlichen Deutsch-Ostafrika. (Mitt. Geogr. 

 Ges. Hamburg. 29. 145—203. 1920.) 



Parkinson, J.: Report on the geology and geography of the northern 

 part of the East Africa Protectorate , with a note on the gneisses 

 and schist of the district. J (Col. Rep. Mise. No. 29. 29 p. 4 Taf. 

 2 Prof. 2 Taf. London 1920.) 



Nordamerika. Mexiko. 



Billingsley, P. and J. A. G r i m e s : Ore deposits of the boulder 

 batholith of Montana. A genetic description. (Trans. Amer. Inst. 

 Min. Eng. 58. 284—361. 25 Fig. 1918.) 



Shannon, E. V.: Petrography of some lamprophyric dike rocks of Coeur 

 d'Alene mining district, Idaho. 3 Taf. Washington 1920. 



