LivERsIDGE.—n some of the N. Z. Minerals in the Otago Museum. 491 
Hetinite.—Bay of Islands. 
Found in coal. In colour, brown, almost black, by transmitted light 
the colour is a rich amber brown. Fracture conchoidal, very brittle; does 
not fuse readily, burns with a luminous smoky flame, and leaves a very 
small quantity of white ash. 
Bitumen.—Poverty Bay. 
The exterior surface is of a brown colour, within it is black; burns with 
a luminous smoky flame, emitting a bituminous odour; leaves a small 
quantity of white ash; breaks with conchoidal fracture; very brittle ; 
possesses bituminous odo. 
Sulphur.—White Island.* 
Massive, of a rich sulphur-yellow colour, with reddish tinge in parts, 1n 
places the exterior surface is coated with white earthy matter; small 
imperfect crystals of sulphur occur in the cavities; contains traces of 
selenium. 
Analysis. 
Sulphur E "t i 4 .. 99-614 
Impurity EE = E ‘a eis 888 
109-000 (Liversidge). 
The impurity consists principally of a white clay-like pipeclay. 
A second sample yielded the following result :— 
Analysis. 
Sulphur ar e vs A .. 99:554 
Foreign matter ET ee Ps E 446 
100-000  (Liversidge). 
Sulphur.—White Island. 
Very similar to the former. 
Sulphur.—White Island. 
A loose friable variety of sulphur with a pale greenish tinge of colour. 
Analysis. 
Sulphur ce = E. is 
Foreign matter oi ns Ek ce Dae 
100-000 (Liversidge). 
The foreign matter consists for the most part of pipeclay-like material. 
Calcite.—Dunedin. 
In small rhombohedral crystals, of a pale green tint, closely seated 
together in an amygdaloidal cavity. 
* Trans. N: Z. Inst., HL, 278. 
