484 Serentific Intelligence. 
implanted upon pceanials of calamine from Altenberg, near Aachen. 
The crystals rsome resemblance to certain simple forms of 
barite, but are in fact triclinic, though with a pseudo- aiucehade 
symmetry due to twinning. H=45. In composition probabiy 
a silicate containing cadmium.—(Zeitsch. Kryst., iii, 
rrengrundite. Described by Brezina as a basic copper sul- 
phate. It occurs in six-sided tabular crystals, belonging to the 
monoclinic or eee) SN et with perfect basal cleavage. 
re o's: rdark emerald green. Associated with gypsum, 
malachite aid deta hota ee (Urvolgy), Hungary 
(Zeitsch. Kryst., iii, 35 e same mineral was escribed 
Louisite. A <r hae ‘translucent, vitreous mineral; brittle 
with splintery fracture. H. = 6°5. G.= 2-41. Gelatinizes in 
hydrochloric ‘acid. An analysis by H. Louis afforded: 
SiO, AlO; FeO MnO (a0 MgO Na K,O- 4H,0 
6374 057 «125 «tr «= «T-27 = 038 0-08 ~=— 38:12:96 99°63 
From Blomidon, N. S.; named by D. Honeym 
Reinite. A blackish pie wh, opaque jaiiinet ee sub-metallic 
luster. Observed in large crystals belonging to the tetragonal 
system. The composition is expressed by the formula FeWO, 
Discovered Le Professor Rein in Kimbosan in Kei, Japan, named 
by, Kv, sch and described by Luedecke. —(Jahrb. Min., 
1879, 286. 
Plagiocitrite, Clinopheite, Wattevillite, Clinoerocite: Hydrous 
sulphates described by S. Sin meer Tr as being identified by him at 
the Bauersberg, near Bischofshei : 
Bhreckite 5 reckite), Xantholite, Abriachanite: Names given 
ny Heddle to substances “ which may prove to 
new Scottish 4 sae Bhreckite is a chlorite-like miners 
FeO MnO MgO (CaQ Na.O K,0 H:0 
17°35 104 888 1:13 1°60 818 971210016 
s £ 
