MINERALS. 315 
The following uraninites are all from Norway, and were analyzed for comparison 
rith the American material. 
P. Bréggerite from Anneréd, near Moss. Sp. gr., 8.893. 
Q. From Elvestad. Sp. gr., 9.145. 
R. From Elvestad. Sp. gr., 8.320. 
8. From Skraatorp. Sp. gr., 8.966. 
T. From Huggenaskilen. Sp. egr., 8.930. 
U. Cleveite from Arendal. Sp. gr., 7.500. 
V. From Arendal. . 
8. 43 17 - 20 none 
36 23 67 
97 1.03 9. 76 9. 05 
8. 58 9. 46 9.44] 10.54 10. 95 
37 - 36 Al 1 iH eh 
1 0: 
13 |} traces 13 "93 15 
74 77 -79 1.23 | undet 
15 15 15 | undet. 18 
30 09 » 82 - 03 24 
° 29 53 -49 90 - 50 
205 “5 : trace (?) trace: | ecco ces trace 
nsoluble 3 i 15. 45 1.54 42 1.10 1.19 
XVII. CARBONACEOUS MINERALS. 
QUISQUEITE. 
A remarkable substance associated with the patronite of Minasragra, Peru. Ana- 
yzed and described by W. F. Hillebrand. 
}, soluble in CSe..........222.-.02---2--2-0-- 15.44 | O, by difference..........2-2------22-22-02---- 5.39 
}, combined A MOISHIPG, BU WOS  s <a esc sc boed sem cisisieg steeeuens 3.01 
Holbinrstansintal ab scncleyc cl este heeds whevaye nia aratane istsoaievaree 6 ASHNG co. farce tuisd Seton eae ee oodemoieee URmERaEDS -80 
Re paths oa eek ee Pann eee 
sna bats tos nite 100. 
1 Renae IC ee errata OF 00 
a Highly vanadiferous. 
