124 
BIBLIOGRAPHY AND INDEX OF N. A. GEOLOGY, [bull. 149. 
Mineralogy — Continued. 
Condensed titles of papers— Continued. 
Report of section of chemistry and miner- 
alogy, Hoffmann, No. 327. 
Sepiolite, Helmhacker, No. 303. 
Sperrylite, Walker, No. 712. 
Tellurium in an oxidized form, Pearce, No. 
535. 
The Arlington iron, "Winchell, No. 765. 
TJraninite in Colorado, Pearce, No. 533. 
Wardite, a new phosphate of alumina, David- 
son, No. 172. 
Minerals described. 
Allanite, Hoffmann, No. 327. 
Alunogen, Hoffmann, No. 327. 
Andradite, Harrington, No. 275. 
Anhydrite, Nicol, No. 520. 
Aragonite, Hoffmann, No. 327. 
Ashestus, Merrill, No. 498. 
Bournolite, Hoffmann, No. 327. 
Caswellite, Chester, No. 117. 
Cerussite, Weed and Pirsson, No. 723. 
Chloritoid, Hohhs, No. 326. 
Chrysolite, Penfield and Forhes, No. 539. 
Epidote, Forhes, No. 228. 
Erythrite, Ferrier, No. 222. 
Fayalite, Penfield and Forhes, No. 539. 
Garnet, Adams and Harrington, No. 5. 
Garnet, Mathews, No. 485. 
Gaylussite, Pratt, No. 553. 
Gothite, Hoffmann, No. 327. 
Grossularite, Hoffmann, No. 327. 
Hanksite, Pratt, No. 533. 
Hornblende, Adams and Harrington, No. 5. 
Hortonolite, Penfield and Forbes, No. 539. 
Leucite, Hoffmann, No. 327. 
Manganocolumbite, Foote, No. 227. 
Meteorite, Hills, No. 319. 
Meteorite, Merrill, No. 502. 
Meteorite, Schweinitz, No. 604. 
Meteorite, Winchell, No. 763. 
Meymacite, Hoffmann, No. 327. 
Microlite, Foote, No. 227. 
Molybdenite, Brown, No. 85. 
Monazite, Ferrier, No. 222. 
Monticellite, Penfield and Forbes, No. 539. 
Northupite, Pratt, No. 553. 
Opal, Hoffmann, No. 327. 
Pearceite, Penfield, No, 538. 
Pollucite, Foote, No. 227. 
Polybasite, Penfield, No. 538. 
Pyrhotite, Hoffmann, No. 327. 
Pyroxene, Pies, No. 579. 
Pyroxene, Weed and Pirsson, No. 723. 
Scheelite, Hoffmann, No. 327. 
Sepiolite, Helmhacker, No. 303. 
Sperrylite, Walker, No. 712. 
Spha?rosiderito, Hoffman, No. 327. 
Stilpnomelane, Hoffmann, No. 327. 
Stiphnomelane var. chalcodite, Ferrier, No. 
222. 
Thaumasite, Penfield and Forbes, No. 540. 
TJraninite, Pearce, No. 533. 
Wardite, Davison, No. 172. 
Wollastonite, Hillebrand, No. 317. 
Minnesota. 
Geologic structure of Vermilion range, Smyth 
and Finlay, No. 640. 
Minnesota — Continued. 
Glacial Lake Agassiz, TTpham, No. 680. 
The Arlington iron, Winchell, No. 765. 
Volcanic ash from north shore of Lake Supe- 
rior, Winchell and Grant, No. 766. 
Mississippi. 
Midway stage, Harris, No. 279. 
New Eocene Mollusca from the Gulf States, 
Harris, No. 280. 
Missouri. 
Bevier sheet, Winslow, No. 769. 
Bibliography of Missouri geology, Keyes, No. 
384. 
Characteristics of the Ozark Mountains, 
Keyes, No. 382. 
Clays and shales in Missouri, Wheeler, No. 
740. 
Coal Measures of Missouri, Broadhead, No. 80. 
Crystalline rocks of Missouri, Haworth, No. 
293. 
Devonian of north Missouri, Broadhead, No. 
81. 
Dictionary of altitudes, Marbut, No. 468. 
Disseminated lead ores of Missouri, AVinslow, 
No. 707. 
Geologic section at Providence, Mo., Stew- 
art, No. 654. 
Geology of the Missouri crj'stalline area, 
Keyes, No. 381. 
Granites and porphyrites of the Ozarks, 
Keyes, No. 386. 
Higginsville sheet, Winslow, No. 768. 
Iron Mountain sheet, Winslow, No. 770. 
Mine la Motte sheet, Keyes, No. 385. 
Missouri building stones, Keyes, No. 402. 
New Echinodermata from Paleozoic rocks, 
Miller and Gurley, No. 510. 
New species of Paleozoic invertebrates, Miller 
and Gurley, No. 511. 
Organization and results of Missouri Geologi- 
cal Survey, Keyes, No. 380. 
Paleozoic rocks in the Mississippi Basin, 
Keyes, No. 393. 
Physical* features of Missouri, Marbut, No. 
469. 
Quaternary deposits, Missouri, Todd, No. 669. 
Quaternary geology, Bevier sheet, Missouri, 
Todd, No. 671. 
Quaternary geology, Higginsville, sheet, Todd, 
Missouri, No. 670. 
Report on Mine la Motte sheet, Keyes, No. 
383. 
Report on the Bevier sheet, Missouri, Gordon, 
No. 249. 
Socorro tripoli, Herrick, No. 307. 
TJndescribed clay occurrences in Missouri, 
Ladd, No. 423. 
Montana. 
Bearpaw Mountains, Weed and Pirsson, Nos. 
724, 725. 
Castle Mountain district, Weed and Pirsson, 
No. 723. 
Extrusive and intrusive igneous rocks, Idd- 
ings, No. 353. 
Fort Union formation, Weed, No. 719. 
Geology of Neihart mining district, Weed, 
No. 722. 
