The territories of the Gran Chaco, however, are covered with a characteristic tropical vegetation, in which the palm predominates, but intermingled south of the Bermejo with heavy growths of algarrobo, quebracho-colorado, urunday (Astronium fraxinifolium), lapacho (Tecoma curialis) and palosanto (Guayacum officinalis), all esteemed for hardness and fineness of grain.
The silver is quite free from gold, and the gold after boiling with nitric acid has a fineness of over 999.
6 If there was any deficiency in the weight of the fineness of the coin the moneyers were punished as traitors.
The material was sand of every degree of fineness and of various rich colors, commonly mixed with a little clay.
The fineness of the hair may perhaps be ascribed to some peculiarity in the atmosphere, for it is remarkable that the cats, dogs and other animals of the country are to 'a certain extent affected in the same way, and that they all lose much of their distinctive beauty when taken from their native districts.