136 INDEX TO NORTH AMERICAN GEOLOGY, PALEONTOLOGY, [bull.189. 
Mineralogy— Continued. 
Minerals described — Continued. 
Meteorite, Berkey, 426. 
Meteorite, Derby, 1486. 
Meteorite, Farrington, 1798. 
Meteorite, Foote, 1868, 1869. 
Meteorite, Hidden, 2519. 
Meteorite, Hills, 2596. 
Meteorite, Howell, 2790. 
Meteorite, Kunz, 3298. 
Meteorite, Merrill, 3957, 3965. 
Meteorite, Preston, 4467, 4468, 4469, 4470, 4471. 
Meteorite, Schweinitz, 4861. 
Meteorite, Ward, H. A., 5836, 5837, 5838. 
Meteorite. Washington, 5871. 
Meteorite, Winchell, 6321, 6334. 
Meymacite, Hoffmann, 2659. 
Mica, Adams, 10. 
Mica, Clarke and Darton, 929. 
Mica, Ells, 1643. 
Microline, Luquer, 3594a. 
Microlite, Foote, 1857. 
Millerite, Keyes, 3050, 3056. 
Mitchellite, Pratt, 4445. 
Molybdenite, Brown, 629. 
Molybdenum, Hillebrand, 2579, 2584. 
Monazite, Ferrier, 1814. 
Monazite, Hamilton, 2283. 
Monazite, Hovey, 2766. 
Monazite, Lindgren, 3536. 
Monazite, Matthew, W. D., 3799. 
Monticellite, Penfield and Forbes, 4312. 
Mordenite, Clarke, 922. 
Morenosite, Hoffmann, 2657. 
Muscovite, Luquer, 3594a. 
Muscovite, Walker, 5827. 
Nasonite, Penfield and Warren, 4323. 
Natrolite, Genth, 1965. 
Natrolite, Penfield, 4297. 
Nepheline, Adams, 10. 
Nepheline, Harrington, 2296. 
Northupite, Foote, 1864, 1865. 
Northupite, Pratt, 4433. 
Octahedrite, Kunz, 3288, 3289. 
Octahedrite, Penfield, 4306. 
Opal, Hoffmann, 2657, 2659. 
Opal, Kunz, 3290, 3295. 
Orthoclase, Harrington, 2296. 
Orthoclase, Lindgren, 3541. 
Orthoclase, Penfield, 4306. 
Ozokerite, Ohly, 4133. 
Paramelaconite, Koenig, 3266. 
Parisite, Penfield and Warren, 4322. 
Pearceite, Penfield, 4311, 4319. 
Penfieldite, Genth, 1966. 
Penfieldite, Penfield, 4306. 
Pentlandite, Penfield, 4302. 
Petzite, Hillebrand, 2583. 
Phsenicochroite, Ludeking, 3591. 
Phenacite, Warren, 5864. 
Phlogopite, Walker, 5827. 
Pimelite, Goldsmith, 2044. 
Pirssonite, Pratt, 4433. 
Plagioclase, Adams, 10. 
Platinum, Davison, 1412. 
Plattnerite, Yeates, 6533. 
Pollucite, Foote. 1857. 
Mineralogy— Continued. 
Minerals described— Contin ued . 
Polybasite, Penfield, 4311, 4319. 
Polybasite, Penfield and Pearce, 4298. 
Polycrase, Hoffmann, 2663. 
Powellite, Koenig and Hubbard, 3267. 
Powellite, Palache, 4243. 
Prosopite, Hillebrand, 2581, 2585. 
Ptilolite, Clarke, 922. 
Ptilolite, Cross and Eakins, 1180. 
Pyrargyrite, Hoffmann, 2657. 
Pyrhotite, Hoffmann, 2659. 
Pyrite, Hobbs, 2643. 
Pyrite, Keyes, 3050. 
Pyrite, Moses, 4035. 
Pyrite, Sherzer, 4954. 
Pyrite, Spencer, A. C, 5113. 
Pyrite, Walker, 5823. 
Pyroxene, Ries, 4617. 
Pyroxene, Weed and Pirsson, 5935. 
Pyroxene, Westgate, 6015. 
Quartz, Chester, 879. 
Quartz, Genth, 1967. 
Quartz, Hobbs, 2643. 
Quartz, Kunz, 3288, 3289, 3295. 
Quartz, Miers, 3982. 
Quartz, Moses, 4036. 
Quartz, Spencer, A. C, 5113. 
Quenstedtite; Kuntze, 3287. 
Khodocroite, Pearce, 4279, 
Bhodolite, Hidden and Pratt, 2515. 
Boeblingite, Foote, 1867„ 
Boscoelite, Hillebrand, 2582, 2585. 
Bowlandite, Hidden and Hillebrand, 2513. 
Bubellite, Fairbanks, 1740. 
Ruby, Judd and Hidden, 3945. 
Ruby, Kunz, 3288, 3290, 3295. 
Rutile, Genth, 1967. 
Sapphire, D wight, 1580. 
Sapphire, Kunz, 3290, 3295, 3296. 
Sapphire, Pirsson, 4402. 
Sapphire, Pratt, 4435. 
Scapolite, Adams, 10. 
Scapolite, Smith, G. O., 5024. 
Scheelite, Hoffmann, 2659. 
Schefferite, Melczer, 3899. 
Selenite, Hills, 2591. 
Selenite, Talmage, 5296. 
Selenium, Pearce, 4280. 
Selenium, Turner, 5473. 
Sepiolite, Helmhacker, 2452. 
Serpentine, Emerson, 1672. 
Silicates, Clarke, F. W., 924. 
Smithsonite, Hobbs, 2643. 
Smithsonite, Warren, 5864. 
Sodalite, Adams, 10. 
Sodaiite, Harrington, 2296. 
Sodalite, Luquer and Volckening, 3595. 
Solvsbergite, Washington, 5872. 
Sperrylite, Hidden, 2514. 
Spenylite, Hidden and Pratt, 2517. 
Sperrylite, Walker, 5824. 
Sphgerosiderite, Hoffmann, 2659. 
Sphalerite, Hobbs, 2643. 
Sphalerite, Rogers, 4654. 
Stannite, Headden, 2441. 
Steatite, Hoffmann, 2657. 
