Record of Geology of Texas, 1887-1896. 
25 
American Naturalist. 
and of a horse allied to the Equiis occidentalis of Leidy, and defines the 
ilatter as 'a new species, to which he assigns the name Equus simplicidens ; 
and indicates hy a comparison of !Equus and iMastodon fauna that the age 
of the .Blanco 'Canon finds is probably intermediate between that of the 
Equus beds and the Loup Fork beds or the equivalent of the Pliocene 
proper.” 
7. Ashburner, 'Charles A. 
Art. Coal. Min. 'Resonrces of the U. S. 1886. 
(Coal in Texas), pp. 347-350. Washington, 1887. 
Outline: Production and value, 1886. E. T. Bumble quoted on bounda- 
ries of Eolignitic Area; number and thickness of seams; quality and use 
of lignite; attempts to utilize it as fuel. Analyses of Texas lignite. Mr. 
'Humble quoted on lignite at .Po.ckdale, Milam County, and Atascosa, 
Bexar 'County. Location of Central Area, Hon. iS. H. 'Stout, of Cisco, 
quoted. Mountain Area, along the IRio 'Grrande and between that river 
and the Pecos. 'Geological rellations of the beds. Thickness of seams 
near Laredo. Hon. 'W. M. Chandler quoted on coals west of the Pecos. 
Analyses of lignite by Dr. Edgiir Everhart. 
“Total production in 1886, 100,000 short tons; spot value, $185,000. 
(The same figures are given in table showing the Production of coal in the 
United States in 1886,’ p. 230.) Ho reliable statistics of the amount of 
coal mined in this State are available.” P. 347. 
“The following analyses of lignites frO'Ui different points in Texas have 
ibeen supplied by Dr. Edgar Everhart, Professor of Chemistry at the 
University of Texas: 
ANALYSES OF LIGNITES FROM DIFFERENT POINTS IN TEXAS. 
LOCALITY. 
Fixed 
Carbon. 
Volatile 
Matter. 
Ash. 
Water. 
Total. 
Sulphur. 
Lignite from Robertson county 
29.34 
44.89 
9.91 
15.86 
100.00 
Lignite from Cherokee county 
28.75 
18.80 
36.03 
16.42 
100.00 
Lignite from Milam county 
30.65 
45.17 
5.39 
18.79 
100.00 
1.04 
Lignite from Hopkins county 
21.66 
50.28 
5.14 
22.92 
100.00 
0.67 
Lignite from North 'vest of Texas 
36 87 
43.40 
3.25 
16.48 
100.00 
0.75 
Lignite from North Texas 
40.77 
31.11 
7.66 
20.46 
100.00 
1.82 
Do 
37.19 
30.98 
14.06 
17.77 
100.00 
2.36 
Do 
42.03 
29.66 
12.43 
15.88 
100.00 
2.90 
Semi-bituminous coal from Burnet County 
43.03 
38.97 
13.62 
4.38 
100.00 
4.14 
Do 
40.40 
39.89 
15.58 
4.13 
100.00 
5.22 
Coal from Palo Pinto county near Gordon 
63.64 
32.64 
2.86 
0.86 
100.00 
0.25 
8 . 
Art. Coal. Min. Eesouroes 'Of the IT. S. 1887. 
(Coal in Texas), pp. 357-359. Washington, 1888. 
'Outline: Production and value, 1887. Thickness, depth of seams and 
quality of 'coal at mine of the Black Diamond Coal Company, near Roek- 
dale'i, Milam County, The Kirkwood Colliery. Thickness of the bed. 
Mine operated by R. H. Hartz ne'ar Eagle Pass, Maverick County. Thick- 
ness of beds. Extent of adjacent coal field. 
