VOLCANIC ROCKS.—CASE V, 29 
72. VOLCANIC Scoria. 
Map No. R 9. 
Section 13, Yuroke. 4 sheet 
2N 
< “VV. 
Very similar to No. 71. 
73. VOLOANIC CORIA. 
Mount Franklin, 4 sheet 15 S.E. 
Similar to No, 69. 
74. VOLCANIC CINDER. 
List No. Rs 1. 
Mount Shadwell. 
Encloses crystalline grains of oligo- 
clase felspar and olivine. 
75. VOLCANIC CINDER. 
List No. Rs 1. 
Mount Shadwell, 
Contains a little olivine, and some 
reddish rock is embedded in the cinder. 
Scorta. 
76. VOLCANIC | Gham 
List No. Rs 1. 
Mount Shadwell, 
Similar to the last. In this instance 
the larger vesicles are somewhat spheri- 
cally arranged, and are surrounded by 
a border of minute ones, very closely 
aggregated. 
Scorra. 
77. VOLCANIC i Geena 
Map No. Ra 110. 
Mount Moolort. 4 sheet 52 N.E. 
Vesicles presenting a very similar 
arrangement to specimen No. 76. 
78. VOLCANIC Asu. 
Mount Shadwell. 
A loose, earthy aggregate, very ferru- 
ginous. 
List No. Rs-1. 
79. VOLCANIC Scorta. 
Mount Franklin. 4 sheet 15 S.E. 
Attached to a piece of light-grey, tra- 
chytic-looking lava, 
80. VOLCANIC SCORIA. 
Mount Franklin. 4 sheet 15 S.E. 
Black, volcanic scoria, mixed and 
partly coated with silicate of lime and 
magnesia. 


81. Rep, Ocurry CLAY. 
Map No. R 14. 
Budd’s Station, Wallan- Wallan. 
ł sheet 3 N.W. 
From underneath the upper basalt; 
baked-looking, and probably altered by 
contact with the molten basalt. 
82. VOLCANIC AsH. 
Map No. Ra 13. 
Section 17, Holden. 4 sheet 7 S.E. 
A loose, rough granular aggregate of 
red earthy lava grains and scoriz. 
88. Vorcanic Asn (Tufa). 
Lake Terang, Western district. 
Closely resembling No. 82, but of a 
brown color and more roughly granular. 
84. Vorcanio Asx (Tufa). 
Same locality as the last. 
Similar to No. 83, but fine-grained 
and regularly bedded. Quarried and 
much used for local building purposes. 
85. Vorcaxto f Turr. 
Map No. M 5. 
Lot 10, section 11, Yuroke. 4 sheet 
2 N.W. 
Contains small fragments of quartz, 
as if from a granite. 
86. VOLOANIC SLAG. 
List No. Rs 1. 
Mount Shadwell, 
With ash. 
87. 
88. SLAGGY Lava. 
Map No. Ra 13a. 
Rocky Gully in lot 10, Doutta 
Galla. i sheet 1 N.W. 
A good illustration of the cooling, 
during flow, of a thick viscous fluid, 
like molten rock. 
89. Vorcanic Asu (Conglomerate). 
Map No. Rd 25, 
Section 61, Anakie. 4 sheet 19 N.E. 
Showing three distinct strata of fine 
and coarse material, 
