Fifth Supplement to Dana’s Mineralogy. 409 
KENNGOTTITE.—A species mentioned as 
we probably new by Kenngot 
xeviii, 165, [see Suppl. III, under Freislebenite,] i is nad nam pi fom Hodtuser (Gee ; 
‘oy a 236). : it has the following characters in addition to those mentioned in 
; PP . Color iron-black to lead ne the ye: angle of the rbombic basal plane 
“he i gives fur the obtuse angle 138°; inclined axis =! the prism lies in the 
Pithe bisecting the obtuse angle. cording rm von Hauer it contains more ae 
A lrly largyrite, which species it mmol resembles, The vai are grouped ir’ 
ea Hungary. 
They come from Felsébanya in 
Laumontire [p. 807, a a ty. ~The zeolite — the WN of att referred to in 
Si #1 6. Mg - Na Ht 
5240 17:98 9°97 036 008 146 17:83=99'97 
Lrvcrre [p. 231, and IIl).— ‘oan ee of Se mma 1. ve m Lake Laach, 
aud’ 
vee Oa Na K Wo. < 
in a 048 028 640 1826 ~ ? = 99°66 
ER apeiron Le Siete cnege 99°65 
: 22°85 O1 020 6-04 12°45 059100711 
2 ——. 004. 3:77 «© «1621 «148 99°08 
2316 ae ee OBO © 20-04 052=10007 : 
—_ 063 1946 052=101:00 
@ Containing some Iron. a 
ie prt did not find the large wes of xyes hag e by Bischof. A 
Bacay altered leucite (having G =1°82), from Monfina, northwest 
aN ples, afforded Ram mmelsberg the same composition. “Avett kind is a kaolin, 
Specimen containin ng Si 53°39, Al 25°07, Ga 0°28, K 0 H 
leucite altered to glassy rye mentioned by Sencchi oad Blum, according 
tine elsberg (loc, cit) is partly decomposed by muriatic acid, and the soluble 
oluble me ts, ana alyzed separately “aftor ed 
od 
Ca. Meg Na K 
eins iB 1839 1211 O56. O17 550 410=10°83 
2. 24:00 4 Ott — 5:25 2-86—=45°29 
Thsolubl 39 11°69 040 — 030 6°84—=59°14 
e - 
> te 12 34°78] 1158 —— —— trace  864=55°0 
2 retin that it dinate of nepheline and orthoclase, and this is sustained on 
orthoses by G. Rose, It corresponds to about 4 of nepheline and 7 
Levenrenpercire.-—See Chlorite. 
Lvsterre—See Uranium ores. 
Gates FS [p. 501]. =-A —“—_ variety of this mineral from Ischl tad y. Hauer 
k, ai "Reichs 1856, 605): 
NaCl 
trace = 100°22 
rg which had been 
r. Ch., Ixxi, 159) and 
Mg Na Pe H 
ats 14°81 18°58 trace 14°80 
oxo We tre [p. 60, and IIT].--A tin-white ore from Schneebe 
ot cisskupfererz, has been analyzed by von Kobell (J. f. p 
a to be owe oo taining a little rng ade ant arene. Analysis afforded 
2°93, Fe 43-40, Ou ), As 0-67, Quartz 4-00= 00. regards it as marcasite 
“ai a litte mispickel and chaleopyrite. Somchidite aaa like this ore, 
