Classification of Igneous Eocks. 
97 
1907-8.] 
— continued. 
Duparc and Maazec, Mem. Soc. Phys. Gen., 
Aplite. 
Mont Blanc. 
xxxiii., No. 1, p. 82, 1898. 
A. Lagorio, T.M.P.M. , viii., p. 454, 1887. 
Nevadite. 
Colorado. 
Weed and Pirsson, B.U.S.G.S., 139, p. 101, 
Quartz tourm. porphyry. 
Montana. 
1896. 
J. E. Spurr, B.U.S.G.S., 168, p. 228, 1900. 
Duparc, Pearce, and Ritter, M. Soc. Ph. Genev., 
Tonalite aplite. 
Alaska. 
Liparite. 
Algeria. 
xxxiii., p. 77, 1900. 
Q. Journ ., 1899, p. 467. 
Rhyolite. 
Waihi, New Zealand. 
N. Jahrb ., 1901, vol. ii., p. 244. 
Metarhyolite. 
Fox River. 
Duparc, Pearce, and Ritter, M. Soc. Ph. Genev., 
Liparite. 
Algeria. 
xxxiii., p. 77, 1900. 
Duparc, Pearce, and Ritter, M. Soc. Ph. Genev., 
Liparite. 
Algeria. 
xxxiii., p. 77, 1900. 
N. Jahrb., 1893, vol. i., p. 285. 
Liparite. 
Cabo de Gata. 
N. Jahrb., 1906, vol. i., p. 222. 
Pumice. 
Manindjau, Sumatra. 
Merrill. 
Hornblende granite. 
Utah. 
Geol. Magazine , 1889, p. 546. 
Soda felsite. 
Co. Wicklow. 
N. Jahrb., 1893, vol. i., p. 285. 
Liparite. 
Cabo de Gata. 
N. Jahrb., vol. i., 1900, p. 27. 
Aplite, reduced to 100. 
Harzburg. 
Q. Journ., 1900, p. 679. 
Felsite, dark grey. 
Co. Waterford. 
Hatch, Petrology, p. 138. 
Rhyolite. 
Wrekin. 
Q. Journ., 1893, p. 545. 
L. Ricciardi, Att. Ac. Gioen., xviii., p. 12, 1885. 
Quartz felsite. 
Arran. 
Porphyry. 
Piedmont. 
Q. Journ., 1902, p. 170. 
Granite. 
Carn Brea, Cornwall. 
Prestwich, vol. i., p. 37. 
O bsidian. 
Fossa Bianca, Lipari. 
Q. Journ., 1899, p. 467. 
Rhyolite. 
Willowlake, California. 
Von Sommaruga, Jahrb. d. h. geol. Beichs., 1866, 
Rhyolite. 
Hungary. 
p. 464. 
Q. Journ., 1906, p. 117. 
Geol. Magazine , 1889, p. 546. 
Granite. 
R. Madeira, S. America. 
Pot. soda felsite. 
Co. Wicklow. 
Q. Journ., 1899, p. 467. 
Rhyolite. 
Slate Creek, California. 
N. Jahrb., 1900, vol. ii., p. 221. 
Rapakiwi. 
Rodoen Island. 
A. Lagorio, T.M.P.M., viii., p. 444, 1887. 
Obsidian. 
Hungary. 
Holland, Quart. Journ. Geol. Soc., p. 435, 1889. 
Soda eurite. 
Cader Idris. 
L. Milch, N.J.B.B. , xii., p. 163, 1899. 
Granitite. 
Silesia. 
N. Jahrb., 1904, vol. i., p. 65. 
Granite. 
Steiermark. 
N. Jahrb., 1902, vol. ii., p. 231. 
Granulite. 
Borry, Moravia. 
Q. Journ., 1902, p. 170. 
Granite. 
Botallak, Cornwall. 
Whitman Cross, Table XIII. 
Granite. 
Blue Hills, Mass. 
Q. Journ., 1880, p. 13. 
Red granite. 
Peterhead. 
VOL. XXVIII. 
7 
