232 BREZINA — COLLECTION'S OF METEORITES. [Aprils, 



Chantonay, France. Fell August 5, 1 812. Cgb. i76gr. 35 cm. 

 Chondrule of i cm. diameter, reticulated hexagonally. 



Bjurbole, Finland. Fell March 12, 1899. Cca. 128 gr- 

 20 cm. Gray, oval chondrule of i to 1.3 cm. diameter; iri- 

 descent Troilite. 



Bjurbole. 5 gr. Isolated chondrules. 



Allegan, Michigan. Fell July 10, 1899. Ceo. 7 gr. Iso- 

 lated chondrules with drusy surface. 



MacKinney, Texas. Fell 1870. Cs. 301 gr. 38 cm. 

 Olive-green, black and Troilite-bearing chondrules up to i 

 cm. diameter. 



MacKinney. 280 gr. 40 cm. Leek-green cross-chondrules, 



1 cm. diameter. 



]\IacKinney. 260 gr. 38 cm. Dull black, rectangular crys- 

 talline inclusion. 



MacKinney. 300 gr. 42 cm. Yellow and glassy chondrules. 



Baratta, New South Wales. Fell Ma}^ 1845. Cgb. 214 gr. 

 40 cm. Chondrule with black and white faulted halves ; black 

 glassy chondrules partly with Nickel-iron, partly with Troi- 

 lite mantle. 



Baratta. 196 gr. 42 cm. White, gray, yellow chondrules 

 and black glassy chondrules. 



Baratta. 159 gr. 39 cm. Radiated Troilite-bearing chon- 

 drule with Iron mantle; fragmentary chondrules. 



Manbhoom, India. Fell December 22, 1863. Am. 3 gr. 



2 cm. Nugget of crystalline Chondrite Ck, isolated from Am- 

 photerite. 



Netschajevo, Russia. Found 1846. Obn. 20 gr. 5 cm. 

 Nugget of veined crystalline Chondrite Cka, isolated from 

 Octahedrite. 



Devitrified molten pitchstone in the form of a radiated 

 globe with adhering fragments of glass; 6 cm. diameter. 



VII. System of Meteorites. ^ 



STONES SILICATES PREVAILING. 



A. AcHONDRiTES. — Stoncs poor in Nickel-iron, essentially 

 withotit round chondrules. 



^ All groups are defined, whether represented in the collection or 

 not. The weights and Roman numbers in parentheses, e. g., Shalka 

 (10 gr. VI), refer to specimens listed in foregoing sections (VI constitu- 

 ents, etc.). 



