CATALOGUE 
OF THE 
GEOLOGICAL COLLECTION, 
WITH 
DESCRIPTIONS OF SEYERAL OF THE SPECIMENS. 
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 
I. GRANITIC AND METAMORPHIC. 
Name. 
Locality. 
Tejon Pass, at the summit..___ 
Compact granite rock, metamorphic?______ 
Tejon Pass, near Station 15__...._ 
White crystalline limestone___..._... 
Tejon Pass, east slope___, 
Metamorphic sandstone_...._... 
Tejon Pass, adjoining limestone No. 3_,-- 
Limestone with garnets___........... 
Tejon Pass, near eastern base_,. 
Garnets in limestone___....___........_... 
Syenitic granite_......______ 
Fort Miller_:___ 
Granitic rock, with feldspathic veins, underlying basalt_ 
Granite_....._1_..._ 
July 23 .... 
Ferruginous slate, from the walls of the bed of iron ore___.... 
Near Burns’ creek, Mariposa county, July 22. 
Argillaceous slate, from the outcrop of iron ore_..._, _ 
Quartzite __...._...._,_............. 
Tomales bay...... 
Limestone, red, with white veins_......___ 
_..do_--------... 
White limestone, with talc__ _ _ .___,,_.... 
Porphyritic and syenitic granite_ 
Punt a de los Peyes _ _ _ _ ------ 
Granitic rock......._....__..... .. 
Near Sacramento valley _ __ __ 
Granite_......_:_......._ 
Macao, China____ 
Granitic rock_...._......._ 
Near San Amedio Pass, near the vein of anti¬ 
mony ore. 
At the vein of antimony ore ___ 
Granite ......_...._....._............ 
Micaceous granite_,___ 
Granite, white and compact.... _ 
Williamson's Pass _- 
Graphic syenite____ 
.do ... .... .... . 
Fine-grained granite_..........._ 
Vallecito, south side of canon, November 22. 
Valle oi to _ _ _«... 
Gneiss or mica slate __ 
Granite, gray and fine-grained_......_ 
Colorado desert, near Carrizo creek, Nov. 17. 
San Francisquito Pass, October 14 - -------- 
Mica slate, compact and metamorphic_ 
Slate, enclosed in granite_....._ __ 
Near Fort Miller, July 30,_ 
| Hornblende slate ....... 
San Francisquito Pass... 
