Wheeler — Recent Additions to Mineralogy of Missouri. 129 



ALUMINUM. 



Aluminite, at Joplin, Jasper County, as a white incrustation 



on limestone; rare. 

 Alunogen (alum) as a white incrustation, as silky tufts, and 



as tine disseminations in pyritic shales in the coal 



measures in the western part of the State, by H. A. 



Wheeler ; common. 

 Wavellile, in Jasper County, as small white radiating crystals 



on chert, by Broadhead ; rare. 

 Earthy Laznlite? in Dallas County, as a white, pulveralent 



earth or plastic clay in caves, by W. B. Potter. 



BARIUM. 



Ammo7iiacal Barite. Finely crystallized banded barite, from 

 Pettis County, that contains small amounts of sulphate 

 of ammonia (mascagnite). See American Journal of 

 Science, Vol.42, p. 495. 



STRONTIUM. 



Strontiaiiite, in St. Louis, as small crystals in geodes in the 

 St. Louis limestone ; very rare. 



SILICATES. 



Chalcedony, as pink, gray and white pebbles in the drift in 



North St. Louis, by H. A. Wheeler; uncommon. 

 Tripoli, at Seneca, Newton County, as extensive beds of 



soft, massive, pulveralent, white to buff colored masses, 



where it is mined and shipped. 



Frequently as fragments of altered chert in the " flint 



hills " of the southern half of the State, by H. A. 



Wheeler. 

 Hyalite, at Granite Bend, Wayne County, as transparent, 



colorless, irrei^ular botrvoidal incrustations on irranite, 



by H. A. Wheeler ; rare. 



^^ . r i" Southeastern Mo., in diabase, by E. Haworth. 



Uralite S ' ' j 



Almandite, at the Einstein Mine, Madison County, as bright 

 red, transparent crystals 0.1 to 0.5 mm. in size, by H. 

 A. Wheeler; rare. 



