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] 
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i qT: 2! 86° 36" 85° 24’ 
Third Supplement to Dana’s Mineralogy. 259 
Pratixum [p. 12, and Suppl. . sees ifort ion of the platinum of Borneo, by 
Bocking of Bonn (Ann Pharm., xevi, 243) ‘asi Plating 82°60, iridium 
0°66, osmium 0°30, gold 0-20, ee on 10 67, copper 0°13, iridosmine It 
urs with yrains of sare gold, chromic iron, m ite. Among the plati- 
hum grains, there are some octahedrons of _—_? egular form and a 
0. U. Shepard, Am. J.8 » [2], xxii, 96—Found in grains o 
kernels among the sands at the gold washings 2, MeDonald Co, N. Ct - guns 
irregular and pitted, looking somewhat like those of chondrodite, H. — 
ol ; bio reddish-brown to nearly black ; translucent ; lustre resinous 6 Galen 
us. 
eotpie sition undetermined, no analyses being given. Said to be “ Sapa A a 
titanate of sa and iron, with only traces of glucina? and lime. also 
contain zire 
Pyroscierite [p 291.]—The steatite-like mineral from Snarum oceurring with 
the Valknerite, partly resembling a tale and partly a mica, which has been anal ysed 
by Hochstetter and Giratowski, is the subject of a note by Rammels sberg (Pogg. 
svi 300), who bat analysed a specimen named mica from’ the same place. The 
analyses give— 
Si Al #e Mg H 
1, 82:03. 1252 «9448 «= 875216 a ee ah Hochstetter, 
2. 3U'02 13:2 31 879 170 Giratowski. 
3. 8488 1248 581 3402 1868= ibe a, ae ae 
The last (and the others rom! ibe tr give the oxygen ratio for R. #, Si, 
1337:7°57:1812 :12-16=9 :2, and afford the formula ms wr Sir 
the formula deduced by Hartwell for the Kieemnaresite of Bisse [The 
Quartz ie Lee and Suppl. 1. ]—Capillary eystalit some an inch long, occur not 
far from Walchow, Moravia.—Glocker, Jabrb k. k. geol. Reichs, 1855, 100. 
ingul ip d structure in a crystal of quartz i ibed and figured by 
Kenngott (Pogg. xevii, 628). A single hexagonal prism terminates in o prisms 
Which coale e centre so as to make a te star of s 
Quickstiver [p. 14.!—Near Cividale, not far from Gagliano, in ‘Veaslig ian Lom- 
bardy, native isediver has been found in marl, connected with the “ macigno, 
ded as t eocene nunimulitic formation. Quicksilver in drift de- 
posits has — found at Sulbeck near Luneburg, at Illye west of De - 
vanla, and at Montpelier. Near Eszbetek i in Transylvania, and near Neumarkt in Ga- 
licia, springs issue from the Car arpathian Sandstone, car on are said ee to 
yong & globules of mercury, especially after thunder storms—Juhrb. k. k. Geol. 
Reichsanst., Nov - 1855, in Quart. J. Geol. Soc. xii, Misc. re 
Ruovonire [p. 167, and Suppl. 1, Paisbergite. ee the name of Rhodonite, 
R. P. Greg, Esq., has described some brilliant erystals from the Pai iron mine 
hear Phillipstadt in Sweden, which Dauber has sere to Pasbergt Dauber’s 
Measurements n in Suppl. u, re — Greg also makes the form 
triclinic, though near pyroxene. The si wh 
‘detong according to Greg, to which those obt 
ing angles of pietaee are adde d:— 
_ Grea. Dauner. In — 
E:T  gyo og 87° 387 70 5 
P:-2'149° 397 149° 8937 144° gs” 
