42 MINERALOGY. 



in iron ores, renders the iron made from them red-short, 

 but I found none in the above ores." 



Octahedral iron ore. 



Magnetic oxide of iron. 



SPECULAR OXIDE OF IRON. 



y There is a very rich ore of this species on one of the 

 branches of Palouk river. The natives think it an ore of 

 silver, and call it " the silver stone." 



GCGnqocSn 1 o3*\. - GDiW 



DROWN OXIDE OF IRON. 



Iron ore is very abundant near Mergui, and according 

 to Dr. Ure is brown hematite. Of the specimens that 

 Mr. Blundell sent him, he wrote : 



" The three samples of iron ores from Mergui, are brown 

 hematites, and from their density, will afford good iron in 

 the smelting furnace. 



Mergui iron stone No. 1 specific gravity 3.37. 



Ditto. Ditto. 2 Ditto. 3.18 



Ditto. Ditto. 3 Ditto. 3.32." 



OoeoqpcSu 



RED OCHRE. 



There is a fine bank of red ochre near Kallioung on 

 Tavoy river. It might perhaps, be turned to account in 

 a commercial speculation. Comstock says : " It is some- 

 times employed as a pigment, under the name of Indian 

 red ; but more commonly, it is believed, under that of 

 Spanish brown." 



O cliery red oxide of iron. 



CLAY IRON STONE.' 



Several varieties of clay iron stone are seen in the Pro- 

 vinces, among which, the nodular variety is common. 

 Argillaceous oxide of iron. 



CQGDqpo8u 



