No. 
1 
2 
3 
4 
5 
6 
7 
8 
9 
10 
11 
12 
13 
14 
15 
16 
17 
18 
19 
20 
21 
22 
23 
24 
25 
26 
27 
28 
29 
30 
31 
32 
33 
34 
35 
36 
37 
CATALOGUE 
OF 
THE GEOLOGICAL COLLECTION 
MADE BY 
BREVET CAPTAIN JOHN POPE, 1853. 
I.—ROCKS AND MINERALS. 
Name. 
‘ 1 Carboniferous limestone” - - -... 
Limestone, “probably Carboniferous.” (2 specimens)- 
Granite and limestone. (4 specimens). 
White granular earth...-. 
Limestone.-. 
Limestone-...... 
Transparent selenite___—. 
Dark limestone--- 
Compact sandstone__ 
Limestone___ 
Gypsum___ 
Gypsum in layers_ 
Gypsum in layers and plates__ 
Red fibrous gypsum__ 
Limestone ( 1 f Jurassique ”)_ 
Compact, white, granular limestone__ 
Reddish sandstone_ 
Grey sandstone... 
Coarse-grained grey sandstone, with pebbles—calcareous _ 
Limestone of a'light-drab color, with small spherical cavi¬ 
ties. 
Pebbles of agate quartz and red porphyry_ 
Sandstone, reddish and coarse-grained — calcareous_ 
Large pebble and coarse grains of sand cemented by a 
calcareous matrix. 
Selenite, (rough crystal)_ 
White calcareous sandstone_ 
Sandstone, brown, compact and hard_ 
Red sandstone, fine-grained... 
White calcareous sandstone, containing much carbonate 
of lime. 
Grey sandstone.... 
Limestone, greyish-white, amorphous...- 
White flint, with reddish seams and grains disseminated _ 
Calcareous mass__-.. 
Calcareous mass, resembles 33.... 
Mass of pebbles, incrusted and cemented by carbonate 
of lime. 
Hard calcareous landstone, brownish red and very com¬ 
pact 
Limestone, fossiliferous ; resembles 31, and has casts of 
shells, probably Gryphcea. 
6 h 
Locality. 
Mesilla valley. 
Organ mountains. 
Hueco Tanks, from different parts of the mountain. 
Ojo del Cucrbo, west side of Guadalupe mountains. 
Head spring of Delaware creek. 
West and south side of Guadalupe peak. 
Do. do. 
Guadalupe mountains. 
Do. 
Found near Ojo de San Mar tine, (head waters of Del¬ 
aware creek.) 
Ojo de San Mar tine. 
Do. 
Banks of Delaware creek. 
Delaware creek. 
Do. 
Independence springs, Delaware creek. 
Foot of the Guadalupe mountains. 
12 miles below Delaware creek, east side of the Pecos— 
large masses. 
Pecos river, near its banks. 
Pecos river, (mouth of Delaware creek.) 
Came with No. 20. 
Bluffs along the Pecos, March 20, 1854. 
Bluffs along the east bank of the Pecos, March 20, 1854. 
Bluffs east side of the Pecos. 
Pecos river, east side. 
10 miles from Pecos river, direct route, Llano Estacado. 
East side of Pecos river, 20 miles from the mouth of 
Delaware creek. 
East side of the Pecos river, 24 miles below the mouth of 
Delaware creek. 
Surface of the Llano Estacado, 40 miles east of the 
Pecos. 
Llano Estacado, 41 miles east of the Pecos. 
Outcrop on the Llano Estacado, 40 miles east of the 
Pecos. 
Llano Estacado, 50 miles east of the Pecos river, direct 
route. 
10 miles east of the Pecos, (Marcy’s trail,) March 24, 
1854. 
Surface of the Llano Estacado, direct route. 
Llano Estacado, 11 miles east of the Sand hills ; March 
27, 1854. 
Llano Estacado, 13 miles east of the Sand hills ; March 
27. 1854. 
Llano Estacado, about 15 miles east of the Sand hills ; 
March 27, 1854. 
