126 BULLirriN 1)4, UNITED STATES NATIONAL MUSEUM. 



Reference.— Q. Tsclierinak, Sitz. Akad. Wiss. Wien, vol. 70, 1874, 

 p. 459. 



OSCURO MOUNTAIN, NEW MEXICO. No. 214. 



Iron. Og. Weight, 243.7 grams; in two pieces, weighing 140.2 

 grams and 103.5 grams, respectively, with original and etched sur- 

 faces. Date of fall imlaiown. Found December, 1895. Originally 

 three pieces, weighing 3|, 3}, and \\ pounds, or, altogether, 8J pounds 

 (3.7 kilograms). Composition as given by R. C. Hills: 



Per cent. 



Iron (Fe) 90.79 



Nickel (Ni) • 7.66 



Cobalt (Co) .57 



Phosphorus (P) .27 



Carbon (C) (graphite) .07 



99.36 



Reference.—'^. C. Hills, Proc. Colo. Sci. Soc, vol. 6, 1897, pp. 

 30-33. 



PACULA, JACALA, HIDALGO, MEXICO. No. 242. 



Stone, Cwb. Weight, 23 grams. Fell July 18, 1881. Three pieces 

 found, Aveighing in the aggregate 3,301 grams. Light ash-gray 

 groundmass, flecked with rust spots. Indistinctly veined. 



PARNALLEE, NEAR MADURA, MADRAS, INDIA. No. 3. 



Stone, Cga. Fragment Avith crust, weighing 87 grams, from one of 

 two stones weighing together 74 kilograms (163 pounds), which fell 

 February 28, 1858, 12 m. This meteorite has been widely distributed 

 and made the subject of much research, though the chemical analysis 

 given below can not be considered exhaustive. Meunier has recog- 

 nized in it fragments thought to represent seven different types of 

 meteoric stones. Chemical analysis by E. von Pfeiffer yielded: 



Per cent. 



Silica (SiOz) 39.48 



Alumina (Al^Oa) 2.58 



Ferrous oxide (FeO) 15.28 



Magnesia (MgO) 22.82 



Lime (CaO) -56 



Soda (Na=0) 1.91 



Potash (K2O) -55 



Iron (Fe) 9.83 



Nickel (Ni) -90 



Cobalt (Co) -06 



Sulphur (S) 2.71 



Phosphorus (P) -10 



Manganous oxide (MnO) -54 



Nicliel oxide (NiO) • '3'2 



Cobalt oxide (CoO) ' -06 



98.10 



