186 Field Museum of Natural History — Geology, Vol. III. 



the preparation of this list to include only meteorites which may 



properly be regarded as separate falls, and on the other hand to 

 include all that should be so regarded. It is thought that such a list 

 will be useful for reference and tend toward uniformity of nomencla- 

 ture. The classification of each meteorite according to Brezina's 

 system, so far as known, is shown by abbreviations, the full forms of 

 which are as follows: 



Cc. Stone, Spherulitic chondrite. 



Cca. Stone, Veined spherulitic chondrite. 



Ccb. Stone. Breccia-like spherulitic chondrite. 



Ceo. Stone, Ornans spherulitic chondrite. 



Cck. Stone, Crystalline spherulitic chondrite. 



Cg. Stone, Gray chondrite. 



Cga. Stone, Veined gray chondrite. 



Cgb. Stone, Breccia-like gray chondrite. 



Chla. Stone, Veined chladnite. 



Cho. Stone, Howarditic chondrite. 



Ci. Stone, Intermediate chondrite. 



Cia. Stone, Veined intermediate chondrite. 



Cib. Stone, Breccia-like intermediate chondrite. 



Ck. Stone, Crystalline condrite. 



Cka. Stone, Veined crystalline chondrite. 



Ckb. Stone, Breccia-like crystalline chondrite. 



Cs. Stone, Black chondrite. 



Csa. Stone, Veined black chondrite. 



Csb. Stone, Breccia-like black chondrite. 



Cw. Stone, White chondrite. 



Cwa. Stone, Veined white chondrite. 



Cwb. Stone, Breccia-like white chondrite 



D. Iron, Ataxite. 



Db. Iron, Babb's Mill ataxite. 



Dc. Iron, Cape ataxite. 



Dl. Iron, Linville ataxite. 



Dn. Iron, Nedagolla ataxite. 



Dr. Iron, Rafruti ataxite. 



Ds. Iron, Siratik ataxite. 



Dsh. Iron, Shingle Springs ataxite. 



Dt. Iron, Tucson ataxite. 



H. Iron, Hexahedrite. 



Ha. Iron, Granular hexahedrite. 



Hb. Iron, Breccia-like hexahedrite. 



Ho. Stone, Howardite. 



Kc. Stone, Carbonaceous, spherulitic chondrite. 



M. Iron-stone, Mesosiderite. 



Mg. Iron-stone, Grahamite. 



O. Iron, Octahedrite. 



Of. Iron, Fine octahedrite. 



