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of permo-oarboniferous plants from tho St. Lucia [Somkele] coal field,
Zululand, and from the Newcastle district, Natal. 2 pl. 9 pp. - P. W. Volt:
Gneiss formation in Africa. 1 pl. 5 pp. — T. G. Boniiey: On the supposed
Kimberlite magma and eclogite concretions. 6 pp. — F. W. Volt: F u rth e r
remarks on tho Kimberlite rock and th e origin of diamonds. 6 pp. —
H. Mercnsky: The origin of river diamonds within th e area of the Vaal.
5 pp. - J . P. Johnson; Note on Iherzolite and eclogite boulders from the
Roberts Victor mine. 3 pp. — The tin, molybdenum and lead occurences
near Potgietersrust. 5 pp.
Vol. XI. 1909. A. L. Ha ll: On contact metamorphism in the Pretoria series of the
Lÿdenburg and Zoutpansberg districts. 3 pl. 24 pp. - H. Mercnsky: The
rocks belonging to the area of the Bushveld granite complex, in which tin
may be expected, with descriptions of tho deposits actually found. 23 pp. —
P. P. Mennell: Note on the Rhodesian diamond fields. 2 pp. - R. B. Young:
Note on an occurence of'oohre in th e Potchefstroom district, Transvaal. -
A. L. Hall: Note on contemporaneous igneous rocks in the Pretoria series
of the Lijdenburg and Rustenburg districts. 8 pp. - G. S. (iorstorphine
and E. Jo rissen: The stratigraphy of Zwartkop [82], 1 pi. 1 flg. 14 pp. —
A. L. Hall and W. A. Huinplirey: On the ooourenoe of chromite deposits
along the southern and eastern margins of the Bushveld pl atonic complex.
1 pl. 9 pp. — D. D rap e r: Notes on Zwartkop N°. 82. 9 pp. - R. Reckuagel:
On some mineral deposits on the Rooiberg district. 11 pl. 24 pp. -
E. H. L. Schwarz: The Alexandria formation [uppermost cretaceous] on
the south coast of Africa. 2 flg. 9 pp.
Vol. XII. 1910. A. L. Hall: On calcareous beds in the Pretoria series, east
of Potgietersrust and their metamorphism. 8 pp. — Note on th e schistose
struotures near the junction of the Pretoria series with the Bushveld
Plutonic complex. 5 pp. — H. Merensky ; The diamond deposits of Lüderitz-
land, German South-West Africa. 2 pl. 25 pp. - J . McClellaud Heiidersoii:
Note on some rocks in the volcanic series of the Karroo system in the
Lebombo Mountains. 1 pl. 8 pp. — A. L. Hall : The geology of Mount Maré,
near Pietersburg, and its connection with th a t of Moodies near Barberton.
3 pl. 23 pp. — YL. Anderson and G. H. Stanley: Some remarks on the
intimate relations between archaeology and geology in South Africa; with
a description of caves containing human and other mammalian remains on
the farms AVonderfontein and Booipoort, Potchefstroom district. 2 pl. 2 fig.
13 pp. - M. Weber: Notes on acid intrusives in the Witwatersrand system.
2 pl. 2 fig. 11 pp. — A. von Dcssancr: Some shales in and observations on the
dolomites of Pelgrims Rest. 2 pl. 4 pp. - R. B. Young: F u rth e r notes on
th e auriferous conglomerates of th e Witwatersrand, w ith a discussion of
th e origin of the gold. 2 pl. 20 pp. - P. A. Waguer: Notes on the tin
deposits in the vicinity of Capetown. 1 pl. 4 fig. 11 pp. — E. H. E. Schwarz:
The pleistocene deposits of Port Elisabeth. 7 pp, - A. L. Hall: On contact
metamorphism in the Western Transvaal. 20 pp. - H. S, Harger: The
occurence of diamonds in Dwyka conglomerate and amygdaloidal lavas, and
the origin of Vaal River diamonds, 2 pl. 20 pp. - F. E. Studt: Some notes
on the geology of the Katanga Country and Copper Belt. 9 pp. - R. Beck-
iiagel : On the origin of the South African tin deposits. 35 pp. - H. Mercnsky :
Geological observations in the Lace diamond mine, now known as Grown
diamond mine. 2 pp. - E. H. Y. Melvill : Note on the Roberts Victor
diamond mine. 1 pl. 8 pp.
Vol, X III. 1910. r . Range: Sketch of the geology of German Namaqualand.
1 pl. 10 pp. — A. I j . Hall: Note on certain widespread ultra-acid rocks
oocuring along the margin of the Bushveld granite in Western Seooeooeni-
land, etc. 8 pp. - W. Anderson: Notes on th e general geology of a little
known portion of the Waterberg district, between Nijlstroom and the
Limpoporivor to the Northwest. 9 pp. — J. P. Johnson ; Note on a Lacustrine
deposit near Robinson, containing palaeolithic implements. 3 pp. - C. Baring
Horwood: Notes and analyses of typical Transvaal rooks. 27 pp. — P. A.
Wagner: The origin of te German Southwest African diamonds. 5 pp. —
C. Krause: Note on
C. Baring Horwood;
the Rand bankets. 8
13 pp. — R.
banket. 2 pp.
district of German South West district. 3 pl. 22 pp. — A. Wade: Petrological
the German Southwest African diamonds. 4 pp. —
The mode of occurence and genesis of the carbon in
pl. 28 pp. - A. W. Rogers: The Kheis series. 2 pl.
B. Young: The replacement of quartz by carbon in Rand
P. A. Wagner: The geology of a portion of the Grootfontein
description of the granite of Balmoral, Transvaal, with notes on its
position in te new scheme of classification of igneous rooks proposed hj'
American authors. 11 pp. — E. H. L. Schwarz: The correlation of the Kheis
series. 1 pl. 7 pp.
Vol. XIV. 1911. A. E. Y. Zeally; Amygdaloidal epidiorite, Bulawayo. 2 pl. 8pp. —
D. Draper: The diamond bearing deposits of Bagagem and Agua Suja in
the State of Minas Geraes, Brazil. 4 pl. 12 pp. — J. G. W. Eeipoldt: Notes
on the Steinkopf beds in Namaqualand. 2 pl. 4 pp. — E. T. Mellor: Some
structural features on the Witwatersrand system on the Centralrand, with
a note on the Rietfontein series. 2 pl. 19 pp. — P. A. Wagner: Petrogra-
phioal notes on th e Kimberlite occurences in th e Pretoria district. 2 pl, 21 pp. —
H. S. Harger: Note on th e occurence of oriental ruby in Kimberlite 7 pp. —
G. S. Corstorpliine; Note on a diamantiferous garnet-pyroxene nodule from
tho Roberts Victor mine. 3 pp. — A. L. Hall: Note on some remarkable
xenoliths of altered shale from th e norite of Potgietersrust and Mapocli’s
country. 5 pp. — R. Broom: Note on the Temnospondylous Stegocephalian
Rhinesuohus. 1 pl. 3 pp. — On the remains of Theropodous Dinousaur
from the northern Transvaal. 1 pl. 2 pp. — On the occurence of water-worn
pebbles in the lower Beaufort shales. 3 pp. — J. P. Johnson: Note on
xenoliths in gabbro near Belfast, Transvaal. 2 pp. — I). P. McDonald: The
intrusive rocks of the AVitwatersrand. 2 pl. 10 pp. — E. T. McIIor: The
normal section of the lower Witwatersrand system on the Central Rand
and its connection with West Rand sections, 2 pl. 33 pp.
Vol. XV. PP. 1—76. 1912. E. H. Neniiiapiiis: Note on th e nature and origin
of the A^redehoek tin de posits, Capetown. 3 pp. — A. Jj. Hall: The Palabora
plutonio complex of the Low Country and its relationship to the pegmatites
of tho Leydsdorp mica fields. 14 pp. — The crystalline melamorphic limestone
of Lulukop and its relationship to the Palabora plutonio complex.
8 pp, — P. A. Waguer; On an interesting dyke intrusion in the Upper
Waterberg system. 5 pp. — A. AY. Rogers: The Nama system in the Cape
province. 1 pl. 4 fig. 20 pp. - C. Baring Horwood: Iridosmine from the New
Rietfontein mines: its occurence, analysis and genesis. 1 pl. 12 pp. —
P. Range: Topography and geology of the German South Kalahari. 1 pi.
11 pp. — D. P. McDonald: Notes on a specimen containing bastoasite and
wolfsamite from Welgevonden N°. 777. 3 pp.