BROWN : CATALOnUR OF OAPiUUTTA METEORITE COLLECTION. 
G. — Hexahedrites. 
Structure iuul clcaviine lioxiilicdral. 
G4. Normal Hexnhedritc, H.^ Neiiniimii lines witliout granular 
appearance. 
Braunan, Coahuila, Fort Duncan, Lime Creek, Pittsburg, 
Walker County. 
65. Granular Hexahedrite, Ha. — Structure and cleavage running 
through the whole mass, which appears to be an aggre- 
gate of individual grains. 
GC. Brcccintcd IlexaJiedrite, Hb. — Mass consisting of differently 
oriented hexahcdral grains. 
H. — Ataxites. 
Structure interrupted. 
67. Cape Group, Dc. — Rich in nickel. Sharp, hexahedral etch- 
ed bands in dull mass. 
68. Shingle Springs Group, Dsh. — Rich in nickel. Rounded and 
elongated blebs arranged in parallel rows. 
69. Babb's Mill Group, Db. — Rich in nickel. Homogeneous mass 
without lustre. 
Babb's Mill, Botetourt, Oktibbeha County, Smithland. 
70. Linnville Group, Dl. — Rich in nickel. Veined, meandering 
or latticed meshwork. 
71. Nedagolla Group, Dn. — Poor in nickel. Granular. No ridges. 
NedagoUa. 
72. Siratik Group, Ds. — Poor in nickel. Ridges, incisions or 
enveloped rhabdites. 
Campo del Cielo, Chesterville, Rasgata, Senegal. 
73. Primitiva Group, Dp. — Poor in nickel. Silky streaks and 
lustre. 
74. Muchachos Group. Dm. — Poor in nickel. Granular. Por' 
phyritic with forsterite. 
Tucson. 
