Census of Victorian Minerals. 269 



bright and metallic, had a square centre of a dull, 

 almost black, colour. 

 Analyses : 



Iron - - - - 67 480 



Nickel - - - - 20-318 

 Phosphorus - - - 12-317 



Schr6tterite.§* — Hydrous aluminium silicate. 



Blue semi-transparent veins traversing a milky white amor- 

 phous aluminium silicate. The veiiis are very opal-like 

 in their appearance, and the coloui", which is rather 

 bright in the centre becomes almost lost towards the 

 sides. The specimen was obtained from the Government 

 track between Bright and Wood's Point (W.). 

 ScORODiTE. — Hydrous ferric arsenate. 



An earthy crust on arsenopyrite in a quartz gangue, 14 miles 

 from Euroa ; minute green crystals in a ferriferous 

 drusy quartz from a reef two feet wide, Benalla (W.). 

 SiDERiTE. — Iron protocarbonate. 



Massive, argillaceous and calcareous, coloured with carbon- 

 aceous matter, Morwell (W.). 

 var. Sphaerosiderite. — Small, almost perfect spheres of a 

 dirty brownish yellow colour on basalt, Garlick's Lead, 

 Trentham* (W.). Nearly wholly decomposed to 

 hydrous oxide of iron, Ceres, near Learmonth (B.M.). 

 Silver. — 



A sulphide associated witli pyrite in quartz, Gelantipy (CI.). 

 Sphalerite. — Zinc sulphide. 



Vein at Mount Tara ; crystals of metallic grey colour, 



Cassilis (CI.). 

 Analysis of sphalerite from Cassilis (CI.) : 



Zinc .... 63-29 



Iron . - - . 4-61 



Sulphur .... 29-88 



Insoluble- - - - -15 



Sphene. — Titanium and calcium silicate. 



Tarago River, South Gippsland (CI.). 

 Spinel. — Alumina and maafnesia. 



