MEXICO 163 
dye and many cabinet woods abound in the 
south. 
Henequen-growing, from which rope is 
made, is a prosperous and profitable industry 
in southern Mexico. Chicle, the gum from a 
resinous tree, is found throughout the tropical 
forests of the country, while guayale, a sort of 
bastard rubber, is being grown extensively. 
Owing to the troubled condition of Mexico 
for the past few years, it has been impossible 
to get authentic data as to the quantities ex 
ported in these various lines. 
Over $700,000,000 is invested in mining in 
Mexico, of which sum $500,000,000 is Ameri 
can, $90,000,000 English, $10,000,000 French 
and $30,000,000 Mexican. 
The leading minerals exported in 1912, the 
latest records available, were: 
Silver 
Gold 
Copper 
Lead 
Antimony 
Zinc