82 REPOET or NATIONAL MUSEUM, 1921. 



bassador from Argentina, was received a representative series of 

 Argentina ores and minerals. 



Important additions were made to the borate collections from 

 California by Assistant Curator Foshag. Other contributions re- 

 ceived through the same source include specimens of rich silver 

 ore from the California Kand Silver Co.,Eandsburg, Calif. ; of cerar- 

 gyrite from the Calico District, gift of J. R. Lane, of Yermo, Calif. ; 

 and an uncommonly large and pure example of cinnabar contributed 

 by the New Alma den Mining Co. 



Among the radium-bearing materials received are carnotite ore 

 from the Long Park, Colo., properties of the Radium Luminous 

 Materials Corporation, furnished by the Radium InfoiTnation Serv- 

 ice, New York City ; euxenite ore, sent at the request of F. L. Hess 

 by the Orser-Kraft Feldspar Co. (Ltd.), of Perth, Ontario; torber- 

 nite from White Signal, Grant County, N. Mex., gift of the Radium 

 Treatment & Sanatorium Co., Silver City, N. Mex.; and approxi- 

 mately a kilogram of uraninite from Joachimstahl, Bohemia, ac- 

 quired by exchange from Ward's Natural Science Establishment. 



Among miscellaneous gifts may be mentioned two specimens of 

 gold ore from the Mother Lode, Calif., and one of the White Pine 

 County, Nev., scheelite, received from W, J. Loring, San Francisco, 

 Calif. ; examples of crude talc of unusually fine quality from Death 

 Valley, sent by the Pacific Minerals & Chemical Co., Glendale, Calif. ; 

 bauxite from British Guiana, donated by the Demerara Bauxite 

 Co., Philadelphia; a specimen of a sandstone used as a pulp 

 stone in grinding wood for paper making, contributed by the Inter- 

 national Paper Co., New York City; and a sand-rock used for 

 various industrial purposes, by the National Silica Co., Oregon, 111. 



An exceptionally large example of filamentous basalt, Pele's hair, 

 from Kilauea Crater, Hawaiian Islands, was presented by Prof. T. A. 

 Jaggar through Dr. H. S. Washington, and four specimens of an 

 unusual form of lava from the eruption of a volcano in San Salvador 

 in 1917, together with photographs of the region, were received from 

 Bartholomew Mclntire, San Francisco, through the Department of 

 State. 



But four additions to the meteorite collection were recorded dur- 

 ing the year. These comprised two examples of the Forsyth Count}^, 

 N. C, iron, and one of the Chinautla, Guatemala, by exchange with 

 Ward's Natural Science Establishment ; a fragment of the Troup, 

 Tex., stone, deposited by the University of Texas ; and a piece weigh- 

 ing 75 pounds cut from a 475-pound mass of iron found in Owens 

 Valley, Calif., in 1913, by Mr. Lincoln Ellsworth, of New York City. 



The extent of the mineral collection was materiallj^ increased. A 

 large number of new or rare species, including fine examples of 



