156 Scientific Intelligence. 
This corresponds with Cu,AgAsS,. Associated with native ar- 
senic, bea 2 apg chalcopyrite, Teleisavite, galenite and barite 
Ibi 
Bairieniis, M. Des Pe ersavee | tes Dia the name ser Anadis 
to a new mineral from the z of Laurium, Greece. It is 
found in minute dark gr eahiay ‘wie tabular cr esitiuty Beton vtiys to 
the orthorhombic system. ‘They have the base 
show, also, the prism (J~Z= 98° 42’), the pyramid 1 (0 | 1 
= 15" 32’), and several brachydomes. The plane of the optic 
say is parallel to the longer diagonal of the bance the axial angle 
red glass is 44° 20’ in oil, or 67° sd st ir. M. Bertrand 
‘is obtained sinnias results, ‘Accor rdin pelitiinnn} rect by 
M. Damour, the mineral is a hydrous basie adinbute of copper and 
zinc.— Bulletin Soc. Min. France, iv, 89, 1881. 
CHNEEBERGITE is min eral occurs in minute transparent 
octahedrons, of a honey- yellow color and vitreous to adamantine 
luster. H. =65; G.=41. It consists mostly of lime and anti- 
mony, with iron and traces of other elements; related to romeite. 
Found by Lhotsky on the Schneeberg in the Tyrol, associated 
with anhydrite (or gypsum), chalcopyrite a and magnetite; par- 
Hie described by Brezina.— Verh. geol. Reichsanstalt, 1880, 
No 
Tamer” One and a half hundred weight of the “ carne- 
lian marble” of Tyree, Scotland, dissolved in sixteen gallons 
of hydrochloric acid left as residue, thirty pounds of sahlite, a 
little scapolite and sphene, and some ounces of a red mud. 
ing 1°1 insoluble. The last was Mantas rane decided to be an 
impure tale. The soluble ee ‘Gate Fe,O, 38°22, ALO, 
8°23, FeO 3°16, MnO 0°39, MgO 29°94, CaO 221, H,O 12°47, 
P,O, 4°71, SiO, 1-02 =100°35. To this last obviously heterogene- 
ous substance the new name is provisionally giv n by Hed 
certainly no name was ever given with less reason.—Mineralog?- 
cal Magazine, iv, ce 1881. 
REDRICITE, A Vv riety of tennantite, or arsenical pedesep ate 
rom Fahlun, Sweden, described by H. Sjégren, peculiar in con- 
taining both lead and tin. H. = 3°5; G= 4°65; color ip inal: 
rilliant metallic luster. An an nalysis mae As 17°11, Sb &, 
S27" 18, Cu 42° 23, Pb 3: 34, Sn 1 “41, Ag. 2°87, Fe 6°02 —190°16.— 
Geol. For. Forh. "Stockholm, v, 82 188 
ARcroL LITE. A mineral described by ite li og as collected 
wiles in mar ble, Gakely or f yatta wie to 
gree An analysis ave: SIO, 44°93, TiO, 0°38, Al,O, 23°55, 
Fe,O, 1°24, CaO 13 gO 10°30 , Na,O 1°73, KO 0 ‘79, H,O 
3°64 = a6 TA. It is probably to he regarded as an altered 
hornblende. —Lbid. Bi 
‘RIGIDITE, A Vv ee .of tetrahedrite from the Valle del 
Frigido, Apuan Atk described by D’Achiardi, It is usually 
