
SECONDARY OR MESOZOIC ROCKS.—CASE XI. 5l 
construction of the Treasury, the Custom House an 
Library. It has not since been used in Melbourne. 
quarries, the beds were found to be very vari 
full of joints, as to make it both difficult and 
quantity, of the uniform texture and quality, 
It constitutes, however, a 
4 
d the Parliamentary 
When opening the 
able in composition, and so 
costly to obtain the stone in 
essential in large buildings. 
useful building stone for local purposes, or 
where small quantities only are required. Excellent grindstones could 
be procured from some of these beds. 
do not present favorable evidence, as regards its durabili 
to the atmosphere of the city. Some of the beds 
Gangamopteris longifolius (McCoy) 
species, a specimen of which is seen on No. 17. 
remains. 
18. BRECCIATED SANDSTONE. 
List No. R (Fs 3). 
Cape Liptrap. 
A greenish grit, containing pebbles 
of grey sandstone. 
19. EARTHY CONGLOMERATE. 
Den Hills. 
See No. 8. 
Note.—The Carbonaceous rocks of tl 
specimens Nos. 3, 18, 14, 15, 20 and 21 
hard, thick-bedded, brown and grey sandst 
veins of carbonate of lime ; they 
and have an average dip of E. 30° 
the area comprised between the vill 
Newtown and Chilwell, about 3,00 
at the surface ; the highest beds 
the west. It is highly probable 
tested for coal in the Bellarine di 
axis exists in the ground betwee 
Barrabool Hills’ sandstones, sh 
the surface of those bored thro 
in composition and durability, 
color renders them obj 
tural effect is required. 
22. BLACK, CARBONACEOUS CLAY 
AND SAND. 
Muddy Creek, South Gippsland. 
Containing quartz pebbles. 
This specimen is from the Muddy 
Creek coal boring, 
23. FELSPATHIC CLAY-SHALE. 
Gladman’s Coal Prospecting 
Shaft, near the Moé. 
alternate wi 
The buildings, above referred to, 
ty, when exposed 
are full of fossil-plant 
is the most abundant 
20. BLACK SHALE. 
Barrabool Hills, Geelong. ł sheet 
24 S.E. 
Looks like Lydian stone, but is quite 
soft. 
21. SANDSTONE. 
Same locality as the last. 
Fine-grained, and with vegetable 
impressions. 
16 Barrabool Hills, from which 
are taken, consist of a series of 
ones, much jointed, and with thin 
th shales and conglomerates, 
S., at an inclination of 1 in 4. Over 
age of Ceres and the municipality of 
O feet of Carbonaceous strata crop out 
are found to the east and the lowest to 
that this part of the series has been 
strict, since an intermediate synclinal 
n Kensington and Geelong ; and the 
ales, &e., would thus be a recurrence at 
ugh in the Bellarine district. 
stones of the Barrabool Hills are extensiv 
building purposes in and around Geelong. 
The sand- 
ely quarried and used for 
They are very variable 
and their prevailing dull greenish-brown 
ectionable for large buildings, in which architec- 
24. Brack Cray, with Coan. 
Cape Patterson, 
Probably a slickenside from the side 
of a fault. This is the so-called « Cape 
Patterson fire-clay,” 
25. Tronstonr. 
East shore of Western Port Bay, 
near Queensferry. 
A poor iron-ore. 
E 2 
