208 ANALYSES OF ROCKS AND MINERALS, 1880-1908. 
ARIZONA. 
A. Fresh contact-metamorphosed limestone, Joy mine, Morenci district. 
B. Primary alteration of A, adjoining pyrite vein. 
Rocks A and B collected by W. Lindgren, and described in P. P. 43, p.172.  Analy- 
ses by W. F. Hillebrand, record No. 1997. 
C. Representative ‘‘mineralized”’ limestone, Copper Queen mine, Bisbee. 
D. Dark limestone, Copper Queen mine. 
E. Alteration product of D. Partial analysis. 
Rocks C, D, E, collected by F. L. Ransome. Analyses by W. F. Hillebrand, record 
No. 2036. 
A B Cc. D E 
SiOz... 17.08 | 42.03 
A103. 2.34 3.16 
Fe203. 76 1.18 
OO gc 8 acces ate ecg laa cme oce eae ac coe tate || Aa . 84 
NO) cued cope ssacicss sce sche. ciara, syslnccacasiags Seid saa eeeaiaraetwcn sista 12.38 | 20.25 
MO) ses. cobs egas creoeacdaoe let thal ara fecsstccagibes ial tlt ideo) Seateaye,coouena eevaall 32.48 | 10.41 
INDO sctreie inne eh AS be SG Sea Maes oes yal Mra es Seal teaver 09 06 
Fir eaneaamereaenstepueteariveer canon tease | a5] vor} 108 
DOE AEA ODP oa ixcccsinrstas Some Meese Bae emesis Sk ‘ ‘ , : 
HO above 105°... sesso ecco ee eee eeeeee } stor} 4.25] 3.08 \ 57.00 i 64.36 
LO gaze wiersinrinibeastismia este tas senate Gemeinine ms tisiaauarsaioeenitad hie = 62h we . 
PLAN) o/s sect sie inineamiciad isicae v.2 edb sosreateetratnieasiete ists Badae eprom ee ee SS - 02 
Osos woe sale irmemaesne senbed Sie nemetehs ana eeeetnenunnn es 26. 85 
SPS O sss te syarraieeienececte eon eer earmbade heer Seenitrt aman’ oie 16 
S Ogee cremidemeee ara nes so cee aeoemeni ee fr yk aeeleeeas ty 13 
MNO tse cea reece ch kees aati cays urs a whe rian iets oho 26 
UR ie iss tain hues eleva GS Telager ics STFS a Sa sieyaeahaasianels,sig Ba Baudiaga|isleelen ace 
FeSo. . 1.50 
CuFeS, «18 
LizO.. trace 
LDO. sinis ceexccscialuiad snemuaceSern ease hones paacateans 99 
99. 55 
2 Includes possible TiOz and P20. > By difference. ¢ Loss on ignition. 
NEVADA AND CALIFORNIA. 
A. Crystalline limestone, Eureka, Nevada. Analysis by E. A. Schneider, record 
No. 1279. 
B. From base of the Hamburg limestone, Eureka district, Nevada. 
C. From summit of Hamburg limestone, Eureka. 
D. Pogonip limestone (Silurian), Eureka district. Analyses B, C, and D made by 
W. F. Hillebrand in the Denver laboratory. Described by Hague in Mon. XX, pp. 
40,49. In D the CO, was taken by difference. 
