121 
1907-8.] Classification of Igneous Rocks. 
— continued. 
Whitman Cross, Table XIII. 
N. Jahrb., 1892, vol. ii., p. 146. 
W. C. Brogger, Z.K. , xvi., p. 38, 1890. 
Sodalite syenite. 
Foyaite. 
Nephelite porphyry. 
Square Butte, Montana. 
Sierra de Tingua, Brazil. 
Norway. 
N. Jahrb., 1901, vol. ii., p. 75. 
Zeitsch. d. d. geol. Ges ., part iv., p. 290, 1868. 
Nephelite syenite. 
Leucitophyre. 
Siberia. 
Bolsena. 
Q. Journ., 1895, p. 193. 
Geol. Survey of India. 
W. C. Brogger, Z.K., xvi., p. 116, 1890. 
N. Jahrb., 1893, vol. ii., p. 347. 
Whitman Cross, Table XII. 
N. Jahrb., 1902, vol. ii., p. 382. 
N. Jahrb., 1893, vol. ii., p. 347. 
Whitman Cross, Table XII. 
N. Jahrb., 1902, vol. ii., p. 382. 
Whitman Cross, p. 203. 
N. Jahrb., 1893, vol. ii., p. 347. 
N. Jahrb., 1903, vol. i., p. 427. 
Geol. Survey of India, 1898, p. 9. 
N. Jahrb., 1900, vol. ii., p. 234. 
Chelius and Klemm., Erl. G. Kte. Hesse, iii. 
p. 8, 1894. 
Rhomben porphyry. 
Elaeolite syenite, reduced 
to 100-0. 
Syenite pegmatite. 
Elaeolite tinguaite. 
Nephelite syenite. 
Eudialite lujavrite. 
Leucite tinguaite. 
Nepheline syenite. 
Chibinite. 
Tinguaite. 
Resembl. elaeol. syen. 
porphyry. 
Leucitite. 
Hyp. hornbl. granite. 
Hyp. andesite. 
, Hornbl. granite. 
iY. Jahrb., 1905, vol. ii., p. 382. 
T. Wada, Mt. D. Ges. Ostas., v., p. 74, 1889. 
Q. Journ., 1890, p. 349. 
Q. Journ., 1884, p. 224. 
N. Jahrb., 1904, vol. ii., p. 223. 
Roth’s Beitrdge. zur Petrog ., 1873, p. xlvi. 
Q. Journ., 1905, p. 589. 
Q. Journ., 1884, p. 235. 
N. Jahrb., 1903. 
H. W. Turner, 17, A.R. U.S.G.S., i., p. 731, 1896. 
Tonalite gneiss. 
Augite andesite. 
Augite andesite. 
Andesite. 
Amphibole andesite. 
Andesite. 
Enstatite diorite. 
Felspathic dyke. 
Trachyte. 
Diorite. 
Riis, Norway. 
Salem, India. 
Norway. 
Magnet Cove, Ark. 
Transvaal. 
Lujaor Urt, Kola. 
Magnet Cove, Ark. 
Cascada, Brazil. 
Umtok, Kola. 
Bearpaw Mts., Mont. 
Arkansas. 
Kamerun. 
Perumbakam. 
Mexico. 
Hessen. 
Brix. 
Japan. 
Hungary. 
Great Ayton, England. 
Montenegro. 
Tunguragua. 
Penmaenmawr. 
Teynmouth. 
Mt. Cimina, Italy. 
California. 
Q. Journ., 1884, p. 224. 
A. Bergeat, Sb. Munch. Ah, xx., p. 219, 1899. 
Q. Journ., 1884, p. 224. 
N. Jahrb., 1905, vol. ii., p. 234. 
H. W. Turner, 17, A.R. U.S.G.S., i., p. 702, 1896. 
K. A. Lossen, Jb. Pr. G.L.A., x., p. 309, 1892. 
A. Lagorio, Guide, Exc. vii., Cong. G. Int., 
xxxiii., p. 27, 1897. 
E. Drasche, Vh. Wien. G.R.A., 1884, p. 196. 
N. Jahrb., 1906, vol. i., p. 375. 
K. A. Lossen, Jb. Pr. G.L.A., x., p. 316, 1892. 
Andesite dyke. 
01. pyr. andesite. 
Andesite (intrus. dyke). 
Hyp. andesite. 
Quartz diorite gneiss. 
Enstatite porphyrite. 
Quartz diorite. 
Andesite. 
Amphibolite. 
Basalt. 
Cockfield. 
Lipari Islands. 
Cockfield. 
John Day Basin. 
California. 
Harz. 
Crimea. 
Persia. 
Campo, Elba. 
Harz. 
