TERTIARY OR CAINOZOIC AND RECENT ROCKS.—CASE XIL 63 
15. Brown IRON-ORE. 
Map No. Ra 84, | 
Porcupine Flat. } sheet 14 N.W. 
16. Limestone MARL. 
List No. R. (sr 22). 
From a well sunk at foot of Pyra- 
mid Hill. 
17. SILICEOUS Breccra. 
Map No. R 117. 
West of Camp Reserve, Heathcote, 
See Note following No. 20, 
18. FRESHWATER LIMESTONE. 
Galena Point, Geelong. } sheet 
24 S.E. 
The so-called “marble ;” it contains 
veins of calc-spar. 
The following section is shown at Galena Point :— 
Ft. Inch, 
Marly clay ... do Yh Av 
Ferruginous, sandy clay 10 0 
Thin-bedded limestone. 3 6 
Compact limestone ... 7 0 
Rubbly, thin-bedded, 6 0 
poor limestone 
This last contains abundance of 
Miocene fossils, 
19. LIGNITE. Map No. R (a2) 
North of parish of Lancefield. 
4 sheet 5 S.E. 
Occurs in a bed 15 feet thick at a 
depth of 45 feet. The section showed 
30 feet of sandy gravel and granitic drift, 
laminated clays, yellow clays with 
rounded quartz pebbles and layers of 
gravel, 15 feet black clay, containing 
partially carbonized wood and nodules 
of iron pyrites, and lastly whitish-brown, 
sandy clay, with red streaks, passing 
into pipeclay, 
20. MAGNESITE (?) Map No. R117. 
Near Camp Reserve, Heathcote. 

‘Analysis by Mr. J. Cosmo Newbery, 
Analyst to the Geological Survey :— 
Carbonate of lime 89°50 
Magnesia 245 .. 043 
Tron ... E se IDLY 
Silica and clay 6°84 
97°49 
21. BLUE Cray. 
Map No, R (M 40). 
Spring Plains. 3 sheet 13 N.E. 
Stiff, blue clay, with angular and 
rounded quartz and pieces of sandstone, 
and containing lenticular crystals and 
druses of gypsum. It is 54 feet thick, 
and rests on sandstone, í 
22, WHITE EARTHY LIMESTONE. 
List No. R sR 14. 
Antwerp, 25 miles south of Lake 
Hindmarsh, f 
The drift, from which specimens Nos. 5, 17 and 20 are derived, 
forms an extensive flat at the back of the Police Camp at Heathcote, 
and between it and a peculiar euritic dyke, locally called the “ Hanging 
Rocks,” on the west. Besides the specimens shown, the drift contains 
chalcedony, cements and breccias of various kinds, indurated and other- 
wise altered sandstones and nodules of magnesite. 
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