50 The American Geologist. January, 1894 
profit 15.0(i tons. Another pyramid of gilt boards represents 
the value of the product of Minas Geraes from 1720 to 1820 
as $303,080,000. 
Lignites and coal 8 from Rio Grande do Sul ; building- stones, 
crystallized minerals and copper ores from Minas Geraes; 
bombs of siliceous iron ore. pyrrhotite and various samples of 
iron ore. also from Minas Geraes; also a fine geode of quartz 
crystals. 
The material is insufficient and compares badly with the 
mineral exhibit of this state at the Philadelphia Centennial 
in 1876. It is without scientific arrangement. Dr. Motts is 
the commissioner of minerals in charge. 
France and French Colonies. 
Rhodochrosite and carbonates of manganese from Las 
Tarknes, near St. Girar (Ariege) ; large and handsome speci- 
mens of calamine and galena (C'amarsal). 
New Caledonia nickel ores and products (cobalt and nickel 
make another exhibit in the Tonkin pavilion) exhibited by 
the society "Le Nickel" ; asphalt works at Seyssel ; bitumi- 
nous limestone; photographs of the process of paving the 
streets of Paris with it. 
In the French Colony exhibit in the pavilion dedicated to 
Annam, are cobalt ore from New Caledonia, a jar of small 
cubes of nickel, one jar of pure nickel oxides and nickel cast- 
ings exibited by the society "Le Nickel," 13 Rue Lafayette. 
Paris: also bituminous coal from New Caledonia. 
(inn many. 
The most prominent object in the German department is the 
splendid exhibit of steel rails in the form of a pyramid by 
Stunini Bros., of Neunkirchen, and Randolph Booking, of Hal- 
bergerhtitte, with an artistic bronze figure in the center, with 
bronze figures of miner and furnaceman at the base. A case of 
the tests of the product is at the side, and contains beautiful 
sections. An admirable display of washed and crude ores 
with sweat apparatus and cold bending test; oligistes hema- 
tites and specimens of iron fractures. 
Permanent stone butldle of the Humboldt Co., near Cologne ; 
cases of gems and of amber, and chemical manufactures. F'or 
background a picture containing the Ba} r of Naples, offices in 
