370 Supplement to Dana’s Mineralogy. ‘ 
pa prc Ze, [p. 88].—Analyses 1, 2, by R. aeinsiiee (Pogg. 
p sigpens xciii, Seer and 472),—and 3, R. Schenck (Ann. Ch. u. Fhe 
Sulphur, 16°15 15°87 1664" 
ae 51°83 50-62 5251 — 
pper, 81°31 = 99°29 33:19 = 99° 68 30" 85=100 
Sclneider deduces the formula 2€u S+ BiS?, 4 atiiding for the double atom of 
bismuth ; or (8€u S + Bi S?] an x ris su posing t to contain some metallic bismuth. 
Schenck gives the formula 2 =p = Sulphur 19:28, bismuth 5014, ¢ i ja 
‘In his analysis, he iets? - 54 of iron which he excludes as mixed sul. 
san of iron. 
Wo (rape of a wolfram from Neuhaus Stollberg near Stass- 
Pel ge 8 ete (Pogg., xciii, 474) : 
W 7657 Fe 18-98 <9 4°90. Ga 070 — Mn trace = 10095 
The protoxyd of iron and a are ‘to one another as 4:1. 
» XENOTIME [p. 401].—The xenotime of ‘Georgia contains, according to Dr. J. Law- 
rence Smith <u. J. J. Sci., [2], xviii, 37 vie. a ma acid sche rg 54:18, oxyd of 
e lanthanum and , silica 
with 
goo iw0so—=(, Gye ag ee me 
: 
Errata and Addenda to Mineralogy —VOLUME en, 1. a4th rer si 
oe so yee einem geologischen Anhang' e, from Studien des Gatt. Ver. Bergm. 
unde, and “ - nr ae “ (2h si 422.—Je D. Dana's criticisms 08 
thio mann’s pa aie ibid. ; — ackson, analysis ofa slag from Easton, 
Pa., Proc. Amer. Asoo iy 384 (also ea pita, under CurysoziTE). 
VOLUME IL— p-82, 1.10 and fry. 
~ 
top, for ~ and 2~, sha rr - also in part of edition for 2, read ar ar ba 
be 
er i, 
add ©u and Hf before 2n — 8d columns of a nalysis s—p. 1 "1, in f. 359, 360, for 1%, 
read -1, and for O, -1i.—p. 181, 22 L fr. yl for Pe, read Fe.—p. 189,191. fr. ~. trans- 
ga — 1, fr. top, for 25°14, Yr ln a —p. 204, in nalysis 
10, the 6°68 is water.—p. 210, 12 L fr, fe. bottom, dele“ St. Paul’s, Canada West” 
232, 1. 18 fr. bottom, for 4, pti $.—p. 256 and 257, in uae ula of Gehlenite, for each 
$ and 4, read 4.—p. 269, 1. 14 fr. bottom, put the semicolon of 1. 15th ne —_ 
and in |, 15, for Yemaska, read Yamaska.—p. 274, 17 1. fr. bottom, insert aft 0. W., 
“ with idocrase and garnet” from the next t line —p. 279, before cg he of eed 
add Analyses by prseryiy!  (Pogs., xxiii, 153).—p.284, in analysis 26, add Na 0°90, and 
in last 1, for Westchester, Ch ee oo read Texas, Lancaster Co.— vase wat to of Me- 
Genie. for Pe, yaad #e.—p. 318, anal. 1, for 35°12, read 55° Le 360, 21 L fr. top, for 
ischne Ady ie: read Bercsofekis oe where Beresof occurs, it should be Bereso: fski. 
—p. 389, 1 24 from bottom, for Fe, read #e.—392, 5 1. from bott ‘om, for Danburite, 
rr Dati —p Senses 1 19 from to for Fe read #e bari 21. from top, for Walters- 
eister.—p. 503, 1. 20 fr. bottom, for Kenngott, read Kokscharov.— ” 
505, 1.17 fr. top, for. A. Brush, read G. J. Brush—Add, aknowledgments to R. F- 
Greg, Jr, stals of Leadhi i ite, Triphyline. The 
author would paring again his obligations to Mr. Greg for various a facts 
ications re 
