CATALOGUE OF GEOLOGICAL COLLECTIONS. 
CATALOGUE—Continued. 
141 
Name. Locality. 
Black basalt..... Black on Cainn AG oss cc 0a F; 
Porphyry, (yellow,) with deep red veins and spots PHS ste 
.--.d0....flinty, (clouded) .-.-.. do de 
Trachytic porphyry, (rose-colored,) with large crystals of glassy feldspar do do 
Syenitic samen (green base,) with crystals of white feldspar and green horn- 
blend do Camp 1 Ge aS 
Pons (pale purple) do Camp 50..... 2.205 
(deep purple, with orange spots) do Camp 57. .......005 
Pitch ai cellular do Camp 49. ...0..0588 
Porphyry, (grayish white). ...... do dO vavswesdes és 
Trachytic porphyry ...... .2.< do dO. ssencvesescs 
Silicious porphyry, (purple banded) do DOs cstvowsss sad 
Porphyry, (deep red) do Camp 54.......6.. 
Cal. travertine in trachyte 
ic rachyte 
Mojave cafion abate 
Black mountains, Camp 50...... 2... 
24s 
D., 
Porphyr 
Porphyry, (clouded, purple, and ahaa see . do GO. asiis eer 
Tufaceous trachyte, (pinkish white) do 00i..e6i eis ae 
Trachytic porphyry, (dark red)...... c200 co0c coos cee eee cone eee en eee cane [teeees 1 Bi ee nS Camp 49....... in 
Porphyry, (dull, purplish brown) .... .... .0+---s0+ e-eees cee eee cane cane eee |seeeee do.ceeeseesCamp 60 wis ck 
Scoria, (red) A Eee eine dO. cond sae OO ccke r 
Porphyry, (reddish gray) ...2. .2--s-02 sees coon eoceee com eee cn te cee e ee coeene [teen 4.00. occce.- emp SG WA. cscs 
.-.-do.... .(grayish white,) with black crystals of hornblende .....----- pecans [reeees do. .... --.-Camp 48.......... 
Trachytic porphyry, (gray) <2... .--s+2 cee5 sos nee cone ee eeee eens ce eees cee ees [eens do. vcss 25s Onmp Busi... ..c68 
Porphyry, (brown, lined with white). .... 2. 2+. s---2+ coos cone seneee cee ee [rere do do 
veer dO 2230 fred) ig tincese do D0. ehivanwrncten 
.---d0.... (light purple, variegated) . 1... 1.22 scccee cone cone ne coon serene en ee|eer ne do...+- ++. Camp 54.22. ...... 
.ae.do.... (red and bluish white, banded) ...2.. .0--24s0--++sesces seeneeceee|eorers do..... ---- Camp 57......... é 
.--.do.... (light red, with crystals of white feldspa)....--. -----+ s----- ---2-+)*000" do.....---. Camp 49........ se 
...-do.... (purplish brown, with scales of mica) -.-....++..2222+ s+sse+ eeeees | seer ee 
Trachytic porphyry, (dull red, with large crystals of siaasicaaasate wusasv eset? sevsesdo do 
Porphyry, (dark brown) ...-. ve do do 
Trachytic porphyry, (red and white) stvesedO do 
Porphyry, (light purple) Fi do o- Camp 48 Lives. wos 
.---do.... (bluish white) do OS. ,u0d.. esd 
....do.... (pale rose color) ... do Camp 49 ..00..ce08 
Basaltic trap, (dark gray)...- do Camp: 48...0--s00 
Porphyry, (rose-colored) ae Camp 67 ...6.. Jcte 
Tufaceous trachyte; (dove-colored) ...do Camp 49......-++« 
hyte, (brownish yellow) ..- does Camp 50..-00- awed 
Porphyry, (dark brown) ++ do do. ie iwetes 
Trachytie porphyry, go with scales of mica) do. Camp 48 tice. cas 
do te) ssedo .. Camp 50..2.....006 
Trachyte, ae a yellow spots) ..- do. Camp 48...5..-205 
Trachytic porphyry; — +do. Camp 50.. 
do 
beds G0s<3 
Porphyry, oor and —_ crowded) ...--:--: 
feuds Shae Mk 
