Proceedings of the Boyal Society of Edinburgh. [Sess. 
List of 1000 Rocks 
Group. 
Ti0 2 
PA 
H 2 0. 
A1A- 
Fe 2 0 3 . 
FeO. 
MgO. 
CaO. 
Na a O. 
K 2 0. 
Total 
Sp. Gr. j 
37 
547 
l’l 
3-3 
18-1 
3-6 
3-3 
3 : 9 
6-4 
4-1 
2‘0 
100-5 
2-68 
54-2 
10 
15 2 
2-8 
9-5 
2-9 
8-6 
5-8 
•9 
101-0 
53 9 
4-6 
18-0 
4-9 
4-6 
7-6 
3 9 
11 
98-6 
535 
•4 
1-5 
22-2 
36 
3-0 
2-0 
9-4 
4-3 
100-6 
2-80 
52-8 
•1 
■2 
•3 
122 
•6 
1000 
52-4 
•2 
2 0 
32 
19-5 
4-2 
38 
2-3 
8-6 
45 
11 
101-6 
48-3 
1-0 
•2 
8-5 
171 
1-9 
49 
3-1 
9-8 
3-1 
2'4 
100-2 
2-73 
21 rocks 
55-6 
•3 
•2 
2-0 
20-0 
27 
3-3 
| 2-6 
8-5 
3-9 
1-4 
100-4 
2-76 
1-5 
±2-6 
±1-9 
1-4 
~ 
11 
±8-5 
38 
b a a 
b ab 
58-3 
1-0 
22-3 
4-9 
1*2 
2-0 
7-3 
2-8 
1-4. 
100-9 
563 
•6 
20-0 
41 
7-2 
2- ( 7 
1-7 
10Q-6 
56-2 
•7 
21-2 
1-6 
4-2 
4-0 
6-7 
3-0 
17 ; 
56*2 
■7 
m 
16-8 
30 
4-3 
38 
6'7 
2-5 
4-5 
loo-b 
55-8 
•3 
1-2 
190 
5-6 
3 2 
2-8 
7-4 
3-1 
1-2 
99-6 
2 ‘65 
20-2 
8-2 
5 0 
87 
1001 
543 
1-0 
15-9 
6-8 
5-8 
33 
11-3 
1-9 
11 
101-5 
277 
53-6 
1-3 
20-8 
1-0 
7-6 
1-6 
97 
3-3 
16 
100-5 
52-8 
•9 
(•8) 
18-8 
3-3 
4-9 
5-2 
96 
3-2 
•6 
100-2 
52-0 
■4 
1-0 
•6 
17-2 
8-2 
20 
5-4 
8-2 
3-8 
•9 
99-7 
272 
499 
3-0 
18-9 
7-8 
5-6 
8-5 
2-5 
1-6 
99-3 
2-88 
49-6 
■5 
•6 
5 
17-8 
2-8 
95 
5 9 
9-7 
2-9 
99-8 
2-97 
49-5 
•3 
•7 
1-3 
9 5 
5-3 
10*0 
27 
•2 
100-0 
2-96 
47-3 
7-0 
20-5 
3-2 
5-1 
4-6 
6-5 
3-9 
1-8 
100-4 
14 rocks 
53*3 
•3 
■2 
1-4 
19-3 
31 
5-8 
4-2 
8-4 
2-9 
1-3 | 
1001 
2-82 
•9 
±1-5 
±1-5 
±1-9 
±■9 
±7-7 
39 
baa 
b b a 
55-1 
3-8 
22-6 
6*6 
3-2 
2-7 
4-8 
1-2 
100-0 
54 ’8 
1-4 
25-5 
1-6 
1-6 
2-0 
6-1 
5-7 
1-9 
100-5 
53 3 
•3 
1-4 
16*6 
8-3 
32 
1-1 
73 
5*3 
3-5 
100-4 
2-67 
53 3 
•1 
17-3 
9-0 
3-4 
•7 
9-1 
3-4 
3*4 
99-8 
2-69 
53'0 
2-6 
20-1 
9-4- 
2-6 
6-1 
4*5 
1-3 
99-7 
527 
•6 
•8 
2-8 
18-9 
11*0 
2-6 
5-3 
40 
21 
100-8 
52-6 
3-3 
17-3 
11-8 
2*6 
6-5 
4-2 
2-4 
100.-7 
272 
■8 
•3 
1-6 
20-2 
7*3 
1*5 
5-8 
4-5 
100-4 
25*2 
2-9 
8-4 
4-0 
2-5 
3-8 
■8 
2-88 
51’1 
1-2 
22*2 
9-3 
2-1 
61 
41 
33 
99-3 
50-6 
•5 
•8 
2-0 
18-5 
13-8 
2-7 
6’2 
3-7 
1-9 
100-7 
50*1 
1*4 
■4 
4-5 
18-9 
3-5 
3-8 
2-1 
67 
41 
4-6 
100-2 
48-9 
2 5 
1-2 
•7 
19-4 
4-3 
51 
2-0 
8*0 
5-4 
1-9 
99-4 
47-7 
*8 
1-2 
5-2 
19-3 
3-9 
4-9 
39 
62 
36 
4-6 
101-2 
47-0 
•6 
6-4 
22-0 
36 
4-7 
4-1 
6-1 
4-0 
21 
100-6 
Classification of Igneous Bocks. 
127 
1907-8.] 
continued. 
K. A. Lossen, Jb. Pr. G.I.A., x., p. 316, 1892. 
W. A. MacLeod, Tr. N.Z. Inst., xxxi.,p. 487, 1899. 
1 V. Jahrb., 1 892, vol. i., p. 313. 
Q. Journ., 1894, p. 323. 
iV. Jahrb., 1904, voL ii., p. 399. 
Chelius and Klemm, Erl. G. Kte. Hesse, iv. p. 
37, 1896. 
K. A. Lossen, Jb. Pr. G.LA., x., p. 280, 1892. 
Porphyrite. 
Dolerite. 
Hyp. andesite. 
Quartz gabbro. 
Labradorite rock. 
Diabase. 
Melaphyre. 
Harz. 
New Zealand, 
j Peel Island. 
Carrock Fell. 
Holsenoe, Norway. 
Hessen, Darmstadt. 
Harz. 
N. Jahrb., 1903, suppl., p. 510. 
Fuclis, N. Jahrb. fur Min., 1862, p. 813. 
N. Jahrb., 1901, vol ii., p. 233. 
N. Jahrb., 1900, voL i., p. 71. 
H. S. Washington, J.G., iii., p. 150, 1895. 
N. Jahrb., 1893, vol. i., p. 72. 
N. Jahrb., 1901, vol. i., p. 70. 
Prestwick, vol. i., p. 41. 
Q. Journ., 1902,. p. 369. 
N. Jahrb., 1900, vol. ii., p. 232. 
F. Slavik, cf. N.J., 1901, i., p. 63. 
W. S. Bayley, J.G., iii., p. 10, 1895. 
iV. Jahrb., 1900, vol. ii., p. 400. 
iV. Jahrb., 1901, vol. ii., p. 388. 
Andesite. 
Granite. 
Augite latite (lava). 
Hornbl. andesite. 
Pyroxene andesite. 
Hyp. andesite. 
Gabbro. 
Plag basalt. 
Mica diabase. 
Gabbro. 
Gabbro. 
Nepkeline rock — tephrite 
dolerite. 
Piatra Mori. 
Harz. 
Pyrenees. 
Sierra Nevada. 
Greece. 
Tokay. 
Alboran Island. 
Harz. 
St Vincent. 
Puebla, Mexico. 
Bohemia. 
Minnesota. 
La Morandifcre. 
Puy de Dome. 
A. Jahrb., 1903, vol. i., p. 69. 
N. Jahrb., 1892, vol. i., p. 326. 
E. v. Seyfried, cf. N.J., 1898, ii., p. 61. 
A. Liversidge, Journ. R. Soc. N.S.W. xx., 
p. 237, 1887. 
Q. Journ., 1888, p. 303. 
A. Jahrb., 1901, vol. ii., p. 59. 
Q. Journ., 1880, p. 455. 
iV. Jahrb., 1893, vol. ii., p. 347. 
A. Jahrb., 1900, vol. ii., p. 400. 
Fucks, iV. Jahrb. fur Min., 1862, p. 812. 
A. Jahrb., 1901, vol. ii., p. 59. 
F. Graeff, cf. N.J., 1890, ii., p. 65. 
A. Jahrb., 1904, vol. ii., p. 410. 
A 7 . Jahrb., 1903, vol. i., p. 425. 
A. Jahrb., 1901, vol ii., p. 388. 
Diorite porphyry. 
Granite porphyry.’ 
Tephrite. 
Glassy lava. 
Tachylite. 
Kullaite. 
Basalt glass. 
Felsitic porphyry. 
Norite. 
Hornbl. diorite. 
Konga diabase. 
Tephrite. 
Essexite. 
Trachydolerite. 
Teschenite. 
French Alps. 
Horse Race. 
Rhongebirge. 
New Hebrides. 
Ardtun. 
Kullen. 
Portree. 
Arkansas. 
Les Prinaux. 
Harz. 
Bokebolet. 
.Kaiserstuhl. 
Mt. Royal. 
Celebes. 
Puy de Dome. 
