REPORT OF NATIONAL MUSEUM, 1919. 99 



large msiss of molybdenum ore was presented by the Climax Molybde- 

 num Co., Denver, and two specimens of ferrotungsten by the Tung- 

 sten Products Co., Boulder, Colorado. 



The collection of tungsten ores was further augmented by speci- 

 mens of scheelite and wolframite from Korea, presented by Dr. J. 

 Morgan Clements, New York City, and by scheelite from Glenorchy, 

 New Zealand, acquired by purchase. 



By transfer from the United States Geological Survey was received 

 a collection of igneous rocks and miscellaneous ores from various lo- 

 calities in Utah and Colorado, including the Leadville zinc ores 

 recently described by Mr. G. F. Loughlin in Bulletin 681 of the 

 Survey. Other materials from the same source include zirconiferous 

 sandstone from near Ashland, Virginia, and vanadium ores from 

 Placerville, Colorado, both described by Mr. F. L. Hess. 



Collections by members of the staff comprise large exhibition 

 specimens illustrating various geological phenomena, and several 

 hundred pounds each of glauconite and chert, secured by Dr. E. S. 

 Bassler ; minerals and ores collected by Dr. C. E. Eesser in southern 

 Pennsylvania; rocks, minerals, and ores from New York, New Jer- 

 sey, and Pennsylvania, obtained by Dr. J. C. Martin; and. granite- 

 gneiss and decomposition products showing the process of weather- 

 ing, collected in Eock Creek Park by Dr. J. C. Martin and Mr. H. 

 Warner. 



Other interesting accessions include tin and bismuth ores from 

 Bolivia, donated by Mr. Rowland Bancroft, Denver, Colorado; a 

 partial replacement cast in copper of a boulder, gift of Mr. Paul H. 

 MacNeil, Washington, District of Columbia; and a sample of vol- 

 canic sand which fell on the deck of the Belgian steamer President 

 Bungo^ on October 23, 1918, supposed to be from the volcano of 

 Hekla, Iceland, gift of Lieut. Commander John C. Soley, New Or- 

 leans, Louisiana. 



To the collection of building stones was added a large slab of Mar 

 Villa marble from Cockeysville, Maryland, gift of Mr. J. C. Matthai, 

 Baltimore, Maryland. 



Material of unusual interest, including that of two new falls, has 

 been added to the meteorite collection. The most important of these 

 comprises two nearly complete individuals and upward of 50 frag- 

 ments of a meteorite which fell near Cumberland Falls, "Wliitley 

 County, Kentucky, on the 9th of April, 1919. The stone belongs 

 to the rare type of achondrites. and is of peculiar interest on account 

 of its brecciated stricture and other evidences of stress which it 

 presents. The Museum is fortunate in ' having secured, through 

 Prof. Arthur M. Miller of the L^niversity of Kentucky, and Mr. 

 L. E. Bryant. Eobei-ta, Tennessee, the largest complete individual 



