X LIST OF PLATES. 



Facing page. 

 Plate 24. Microstructnre of the Hendersonville stone 78 



25. Complete individuals of (1) Holbrook and (2) Modoc stones 81 



26. Microstructure of the Indareh stone 85 



27. Mount Vernon pallasite, as found 114 



28. Polished slice of Mount Vernon pallasite 114 



29. Front and reverse of Perryville iron, as found, about one-half 



natural size 126 



30. Etched surfaces of Perryville iron, (1) enlarged about 2 diam- 



eters, and (2) magnified surface photographed under the 

 microscope by reflected light 126 



31. Polished surface of (1) Persimmon Creek, and (2) of Putnam 



County irons 130 



32. Two views of the Rich Mountain stone 130 



33. (1) Etched slice of Sacramento iron, (2) Dendritic schreiber- 



site in Arispe iron, (3) Etched slice of Santa Rosa iron, 

 showing numerous troilite nodules . 135 



34. Microstructure of the Selma stone, (1) showing microstructure 



and fragmental nature of olivine and enstatites, (2) chon- 

 drules of poi-phyritic olivine, and (3) chondrule of crypto- 

 crystalline enstatite 148 



35. View of (1) Thomson stone, about three-fourths natural size, 



and (2) etched slice of Toluca iron 157 



36. Etched slice of (1) Willamette iron, and (2) of Tombigbee 



River iron, showing large schreibersite inclosures 170 



37. Prof. Charles Upham Shepard (portrait) 174 



38. Shepard collection of meteorites in the U. S. National Museum. 175 



39. (1) The Dalton iron and (2) New Concord stone, from the 



Shepard collection 181 



40. Specimens of the Estherville mesosiderites, from the Shepard 



collection 183 



41. Moldavites and similar sporadic glasses, (1-3) billitonites 



from the island of Billiton, (4-6) moldavites from IVIoldavia 

 and Bohemia, and (7-9) australites and an obsidian button 

 from Australia 201 



