376 Minerals. 



1874. 



Total acquisitions 535, including : 



Two large, isolated crystals of parisite from Muso, Colombia : 

 presented by Mr. Gustav Lehmann. 



Wulfenite, friable mass of brilliant, honey-yellow lamellse, 

 from Tecoma mine, Lucin District, Utah : by exchange. 



A large specimen of bromlite, covered with small crystals, 

 from Bromley Hill, Alston, Cumberland : purchased. 



Fine specimens of zeolites from Bombay : purchased. 



Seventy specimens, chiefly zeolites, from Bergen Hill, New 

 Jersey : purchased. 



A very large, cavernous and botryoidal, mass of sard from 

 India : purchased. 



1875. 



Total acquisitions 585, including : 



A series of specimens of cassiterite from New England, 

 New South Wales : presented by the Rev. G. F. Wright. 



A large nugget of platinum, weighing 3 Ib. 320 grains Troy 

 (1142-5 grams), from the Urals : purchased. 



Minerals from Spain, and gold ores from the Philippines : 

 purchased. 



One hundred specimens of Mexican minerals, including : 

 calcite, group of white, sharply defined scalenohedra, from 

 Valenciana mine, Guanaxuato ; and quartz pseudomorphous after 

 calcite, from Guanaxuato : purchased. 



Quartz, group of prismatic crystals of colourless rock-crystal, 

 from La Gardette, Isere, France : purchased. 



A large, white, opaque crystal of analcite, from Fassathal, 

 Tyrol : purchased. 



A flawless, polished sphere of Iceland spar (calcite) : purchased. 



200 specimens of Peruvian minerals : purchased. 



1876. 



Total acquisitions 598, including : 



Specimens of corundum and associated minerals from North 

 Carolina and Pennsylvania ; also various other minerals from the 

 United States : presented by Dr. Joseph Leidy. 



