VICTORIAN METEORITES, WITH NOTES ON OBSIDIANITES. 
TABLE OF ANALYSES OF OBSIDIANITES.* 
- I- 
II. 
III. 
IV. 
V. 
VI. 
VII. 
VIII. 
IX. 
Si0 2 
72-39 
76-25 
77-72 
71-22 
70-62 
71-65 
64-68 
69-80 
73-59 
A1 2 0 3 
13-12 
11-30 
9-97 
13-52 
13-48 
11-96 
16-80 
15-02 
12-35 
Fe 2 0 3 
•42 
•35 
•32 
•77 
•85 
6-62 
6-57 
■40 
•38 
FeO 
4-48 
3-88 
3-75 
5-30 
4-44 
n.d. 
1-01 
4-65 
3-79 
MgO 
1-87 
1-48 
1-59 
2-38 
2-42 
2-09 
2-50 
2-47 
1-80 
CaO 
3-17 
2-60 
2-40 
3-52 
3-09 
3-03 
3-88 
3-20 
3-76 
Na 2 0 
1-54 
1-23 
1-29 
1-48 
1-27 
1-76 
tr. 
1-29 
1-03 
K 2 0 
1-92 
1-82 
1-96 
2-28 
2-22 
2-40 
4-01 
2-56 
1 -93 
H 2 0 + 
•11 
•32 
•15 
•01 
n.d. 
•27 
h 2 o- 
■02 
•02 
•04 
•06 
n.d. 
•53 
co 2 
Nil 
Nil 
Nil 
Nil 
. . 
Ti0 2 
■76 
•65 
•86 
•90 
•80 
•70 
P 2 0 5 
Nil 
Nil 
Nil 
Nil 
Nil 
Nil 
MnO 
•05 
•06 
tr. 
•28 
•42 
•16 
■20 
•18 
•15 
Li 2 0 
st. tr. 
st. tr. 
st. tr. 
st. tr. 
st. tr. 
f .' tr. 
SrO 
Nil 
Nil 
Nil 
Nil 
BaO 
Nil 
Nil 
Nil 
2 
f. tr. 
Cl. 
Nil 
Nil 
Nil 
tr. 
Nil 
so 3 
Nil 
Nil 
Nil 
tr. 
2 
Cr 2 O a 
NiO 
2 
•06 
Nil 
J -03 
2 
f tr. 
tr. 
2 
'Nil 
CoO 
tr. 
\ tr. 
tr. 
•01 
Zr0 2 
2 
Total . . 
99-91 
99-99 
100 -05 
100-75 
99-75 
99-67 
99-65 
100-37 
100-29 
Sp. Gr. 
2-427 
2-398 
2*385 
2-433 
2 -454 
2-47 
2 
2 -454 
2-428 
* Taken from H. S. Summers' 'paper-” Obsidianites, Their Origin from a Chemical 
Stand-point.” Proc. Roy. Soo., Viet., XXI., 1908, part 2, p. 425. 
I. Obsidianite from near Mount Elephant, Victoria. Analyzed by G. Ampt, 
19 II. Obsidianite from near Hamilton, Victoria. Analyzed by G. Ampt, 1908. 
III. Obsidianite from Peake Station, near Lake Eyre, South Australia. Analyze 
In jy ^Obsidianite from between Everard Range and Fraser Range, South Aus- 
tralia.' Analyzed by C. V. John, 1900; Jahrb. d.k.k. Geol. Reichsanst., Vienna, 
190 V. V ObsHiiamte 3 from near Coolgardie Western Australk ^ lyzed bj^A. 
Hall 1907 Records of the Geol. Survey of Victoria, ■vol. •> P > ’ ? 
VI oi*S from near Kalgoorbe, Western An^ha Analysed by E. 
s o. - 
““IS’ Ob«idi.^ C fr?mC» * Analyzed by W. F. Hillebrand, 
1905 Report of the Secretary for Mines, Tasmania, for 190o, p. - . 
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