84 REPOET OF NATIONAL MUSEUM, 1903. 



8. A large scries of economic materials exhibited by the U. S. Geo- 

 logiciil Survcv at the Buffalo and Charleston expositions, and at the 

 close of the latter turned over to the National Museum. It includes 

 upAvards of 400 specimens. 



4. A collection of ig-neous rocks from Holj^oke, Massachusetts, 

 described by B. K. Emerson in a paper read before the Geological 

 Society of America, December, 1902; the gift of B. K. Emerson. 



5. A collection of volcanic bombs and lavas from Cinder Buttes, 

 Idaho; collected by I. C. Russell. 



6. One fine large specimen of native arsenic from the Double Stand- 

 ard Mine, Santa Cruz County, Arizona; through exchange with W. 

 O. Crosby. 



7. A collection of fluorite and associated rocks and minerals from 

 Kentucky; made b}" R. S. Bassler and E. O. Ulrich. 



8. A tine series of halloysite from Hart County, Kentucky; the 

 gift of Hon. J. E. Stotsenburg. 



9. A very complete series of talcs from the North Carolina Talc and 

 Mining Company, of Swain County, North Carolina; the gift of the 

 company. 



10. Quadrangle scries of rocks from the U. S. Geological Survey, 

 as follows: Globe Copper district, Arizona; San Luis Obispo, Cali- 

 fornia; Silver Cit}^, Idaho; Telluride, Colorado; Silver City and 

 De Lamar, Idaho; Coos Bay, Port Orford, and Roseburg, Oregon; 

 EUcnsburg, Washington; La Plata, Colorado; and Crater Lake, 

 Oregon. 



DIVISION OF MINERALOGY. 



1. A collection of some 200 specimens of minerals from various 

 American localities, received from the U. S. Geological Survey at the 

 close of the Pan-American and Charleston expositions. Conspicuous 

 in this series are the fine tourmalinitic quartzes from Little Pipestone 

 district, Montana, the larger being some 2 feet in length and coated on 

 one side with a parallel growth of small, richly-colored amethysts. 

 A second example is a crystal of smoky quartz some 18 inches in 

 length, with good terminations, but bi-oken across the bottom so as to 

 show the sagenitic black tourmaline. The series also contains several 

 cross sections of crystals, 3 or more inches in diameter, showing 

 to good advantage the zonal arrangement of the quartz and touruia 

 line; also a very complete series of aurichalcites and specimens of the 

 comparatively rare minerals coloradoite and melonite, as well as line 

 tourmalines from California, endlichite from New Mexi(^o, quartz 

 from North Carolina and New York, parisite from Montana, cinnabar 

 from Utt>h and Calif ornia, fluorite from New Hampshire, gothitefrom 

 Colorado, melanotekite from New ^Mexico, barite from Colorado, 

 graftonite from New Hampshire, etc. 



