158 
BIBLIOGRAPHY AND INDEX OF N. A. GEOLOGY, [bull. 162. 
Petrology— Continued. 
Rocks described Continued. 
Amphibole-pyroxene rock, Turner, No. 778. 
Amphibolite, Watson, No. 852. 
Andesite, Becker, No. 56. 
Andesite, Diller, No, 235. 
Andesite, Lindgren, No. 492. 
Andesite, Smith, No. 714. 
Andesitic tuff, Diller, No. 234. 
Aplyte, Lord, No. 499, 
Aporhyolite, Diller, No. 234. 
Arkose, Barlow and Ferrier, No. 50. 
Basalt, Becker, No. 56. 
Basalt, Darton and Keith, No. 198. 
Basalt, Diller, No. 234, 235. 
Basalt, Lindgren, No. 492. 
Basalt, Teall, No. 763. 
Basalt, Turner, No. 776. 
Basalt tuff, Diller, No. 234. 
Biotite-epidote-schist, Watson, No. 852. 
Biotite -bearing hornblende -granite, Diller, 
No. 234. 
Biotite-gneiss, Diller, No. 234. 
Biotite-granite, Diller, No. 234. 
Biotite-tinguaite, Eakle, No. 244. 
Breccia, Diller, No. 234. 
Camptonite, Diller, No. 234. 
Camptonite, Ries, No. 658. 
Camptony te, Lord, No. 499. 
Cellular basalt, Diller, No. 234. 
Chalk, Diller, No. 234. 
Chert, Diller, No. 234. 
Chiastolite-schist, Diller, No. 234. 
Clay, Diller, No. 234. 
Claystone, Diller, No. 234. 
Coal, Diller, No. 234. 
Concretions, Diller, No. 234. 
Conglomerate, Diller, No. 234. 
Coquina, Diller, No. 234. 
Cortlandite, Diller, No. 234. 
Dacite, Diller, Nos. 234, 235. 
Dacite, Smith, No. 714. 
Dacite-porphyry, Diller, No. 234. 
Diabase, Becker, No. 56. 
Diabase, Berkey, No. 73. 
Diabase, Diller, Nos. 234, 235. 
Diabase, Grant, No. 314. 
Diabase, Jaggar, No. 392. 
Diabase, Turner, No. 777. 
Diabase, Watson, No. 853. 
Diabase amygaloid, Diller, No. 234. 
Diorite, Becker, No. 56. 
Diorite, Clements, No. 159. 
Diorite, Diller, No. 234. 
Diorite, Lindgren, No. 492. 
Diorite, Turner, No. 776. 
Diorite-porphyry, Emmons, No. 259. 
Diorite-porphyry, Spurr, No. 739a. 
Dolerite, Diller, No. 234. 
Dunite, Martin, No. 530. 
Enstatite-diabase-porphyry, Lord, No. 499. 
Epidote-mica-gneiss, Diller, No. 234. 
Felsophyre, Darton and Keith, No. 198. 
Gabbro, Becker, No. 56. 
Gabbro, Clements, No. 159. 
Gabbro, Diller, No. 234. 
Petrology — Continued. 
Rocks described— Continued. 
Gabbro, Elftman, No. 250. 
Gabbro, Grant, No. 314. 
Gabbro, Kemp, No. 403. 
Gabbro, Smith, No. 714. 
Gabbro, Turner, No. 776. 
Garnetiferous gabbro, Diller, No. 234. 
Garnetiferous hornblende-schist, Diller, No. 
234. 
Garnetiferous mica-schist, Watson, No. 852. 
Geode, Diller, No. 234. 
Gneiss, Kemp, No. 403. 
Gneiss, Smyth, No. 718. 
Granite, Adams, No. 3. 
Granite, Barlow and Ferrier, No. 50. 
Granite, Becker, No. 56. 
Granite, Bell, No. 68. 
Granite, Diller, No. 234. 
Granite, Grant, No. 314. 
Granite, Lindgren, No. 492. 
Granite, Smith, No. 709. 
Granite, Stone, No. 751 . 
Granite, Turner, No. 776. 
Granite, Washington, No. 851. 
Granite, Weidman, No. 857a. 
Granitoid gneiss, Diller, No. 234. 
Granodiorite, Turner, No. 776. 
Gravel, beach, Diller, No. 234. 
Gravel, glacier, Diller, No. 234. 
Graywacke, Diller, No. 234. 
Greensand, Diller, No. 234. 
Greenstone, Grant, No. 314. 
Gypsum, Diller, No. 234. 
Hornblende - bearing biotite - granite, Diller, 
No. 234. 
Hornblende-diorite-porphyry, Diller, No. 234 
Hornblende- gabbro-gneiss, Diller, No. 234. 
Hornblende mica-andesite, Diller, No. 234. 
Hornblende-mica-schist, Watson, No. 852. 
Hornblende-pyroxene-andesite.Diller, No.234. 
Hornblende-schist, Diller, No. 234. 
Hornblende-schist, Watson, No. 852. 
Hornfels. Diller, No. 234. 
Hypersthene-andesite, Diller, No. 234. 
Jaspilite, Diller, No. 234. 
Kimberlite, Diller, No. 234. 
Lapilli, Diller, No. 234. 
Laterite, Maxwell, No. 539. 
Latite, Ransome, No. 648. 
Limestone, Diller, No. 234. 
Limestone, Hoffman, No. 364. 
Limestone, Schneider, No. 689. 
Limonite, Diller, No. 234. 
Lintonite, Winchell, No. 923. 
Liparite, Diller, No. 234. 
Lithographic stone, Diller, No. 234. 
Lithoidite, Diller, No. 234. 
Loess, Diller, No.234. 
Magnetite, Diller, No. 234. 
Marble, Diller, No. 234. 
Marl, Diller, No. 234. 
Metabasalt, Turner, No. 777. 
Metagabbro, Diller, No. 235. 
Metarhyolite. Diller, No. 234. 
Metarhyolite, Weidman, No. 857a. 
