CATALOGUE OF THE COLLECTION. 



AEROS1DERITES OR IRON METEORITES. 



Cat. 



No. 



Date 

 of Fall or Find, 



NAME AND DESCRIPTION. 



Weight 

 in gramsf 



11 



12 



13 



11 

 15 



16 



17 



•J() 

 81 



2'2 



29 



Fell 1400 ? 

 Recognized 

 1811. 



Found 1780. 



Found 1784. 



Found 1784. 



Elbogen, Bohemia. 



Etched fragment showing W. f. 



(W.) 



Descubrldora, Catorce, San Luis Potosi, 

 Mexico. 

 Polished and etched slab. W. f. in long parallel 

 bands crossed at intervals by others nearly at 

 right angles. (W.) 



Bembdego, Bahia, Brazil. 



Scalings from crust, showing magnetite. (W.) 



*Irregular fragment, one surface polished Octa- 

 hedral cleavage well exhibited. (W.) 



Large slab showing natural and etched surfaces. 

 The etched surface exhibits a coarsely crystal- 

 line structure with imperfect W. f. 



Etched slab showing imperfect W. f. , elongated 

 nodules of troilite and a group of schreibersite 

 inclusions. (W.) 



Xiquipilco, Toluca, Mexico. 



♦Complete individual. Form spheroidal. (W. ) 

 ♦Complete individual. Irregular form. Octahedral 



cleavage well exhibited. (W.) 



♦Complete individual. Spheroidal form. Surface 



apparently water-worn. (W.) 



Complete individual. Apparently water-worn 



surface. (W.) 



♦Complete individual. Spheroidal form. (W. ) 

 Spheroidal individual with oneetched face showing 



the typical, coarse W. f. and nodules of 



troilite. (W.) 



Complete individual showing distinct octahedral 



cleavage. (W. ) 



♦Polished slab. (W.) 



Crescent shaped mass with surface 20x40 cm. 



etched. Shows coarse W. f. and nodules of 



troilite of various shapes and sizes. (W.) 



Similar to above specimen but smaller. (W. ) 



Broken fragment showing well developed cleavage 



planes. (W.) 



♦Complete individual. (W.) 



Complete individual, spheroidal. Surface very 



smooth. (W. ) 



Complete individual, hemispheroidal. Cleavage 



planes well marked. (W. ) 



Complete individual. Hemispheroidal. Shallow 



pits appear on the surface, (W.) 



2.5 



35 



32 



1,132 



855 



464.5 



99.5 



263.5 



251 

 227 



816 



112.5 

 225.5 



16,665 

 6,160 



1.997 

 1.880 



1,107 



28,038 



46.040 



+ i gram equals i$% grains ; 1000 grams equal 3.205 pounds. 

 35 



