280 
Transactions Texas Academy of Science. 
Kothwell^ Riqhard P. 
(Grold land Silver Statistics — Texas), p. 93. Washington, 
1893. 
TEXAS. 
COUNTIES. 
Total amount of 
ore produced. 
(Short tons.) 
Total amount of 
ore sold. (Short 
tons.) 
Total amount of 
ore treated. 
(Short tons.) 
Assay value 
of ore sold. 
Total bullion value. 
Estimated 
coining 
value pro- 
duced from 
ore sold. 
Cold. 
Silver 
Grand 
total 
bullion. 
Gold. 
Silver. 
Gold. 
Silver. 
Total 
13,996 
1.355 
10,441 
$7,188 
$86,968 
$435,001 
$6,838 
$418,173 
$6,838 
$83,630 
El Paso 
3,355 
10,641 
1,355 
$7,188 
$86,968 
$ 89,448 
335,553 
$6,838 
$ 83,630 
335,553 
$6,838 
$83,630 
Presidio 
10,411 
See also table on page 59. 
453. , Editor. 
Art. Asphaltnm. 
The Mineral Indnstry, Its Statistics, Technology and Trade, 
1892, Vol. I. 
(Asphaltnm in Texas), pp. 35 and 36. ¥. Y., 1893. 
“A deposit of bituminous limestone, said to be extensive, has been dis- 
covered in Western Texas, near tbe line of the 'Southern Pacific Railway, 
and a corporation, the Litho-'Carbon Company, has been organized to work 
it. This material on refining gives a very good grade of asphaltnm suitable 
for the manufacture of varnishes. Deposits of bituminous rock occur in 
the northern part of the State.” P. 36. 
454. , Editor. 
Art. Gold and Silver. 
The Mineral Indnstry, etc., 1892, Vol. I. 
(Gold and Silver in Texas), p. 189. Y. Y., 1893. 
From tables on page 189 the following statistics relating to the produc- 
tion of gold and silver are taken: 
1886. 
1887. 
1888. 
1889.=^ 
1890. 
1891. 
STATE. 
2 
© 
2 
® 
1> 
> 
> 
> 
> 
> 
O 
w 
§ 
o 
S 
ail 
Texas 
$ 300,000 
$ 350,000 
$ 300,000 
$ 6,838 
$ 418,173 
$ 387,878 
$ 484,848 
^Statistics from the Eleventh Census. 
