Results 281 to 290 of about 8,234,031 (344)

VI.—On the Classification of the Lower Carboniferous Rocks

Geological Magazine, 1910
In this communication it is proposed to briefly note the divisions which have been proposed for the Lower Carboniferous Rocks of Great Britain and Belgium; to discuss their validity in the light of the important additions that have been made to our knowledge during the last few years; and to suggest a new classification which, while expressing the ...
openaire   +1 more source

Reef Distribution in the British Lower Carboniferous

Nature, 1969
IT has been known at least since the work of Hudson1 that reefs in the British Dinantian occur in the boundary regions between subsiding basins and rigid blocks, and that they are found at two principal horizons—in the basal Visean C2 zone (of northern England) and in the middle Visean D1 zone. The Lower Carboniferous sea was transgressive and, because
openaire   +1 more source

THE LOWER CARBONIFEROUS OF THE CASTLETON DISTRICT, DERBYSHIRE

Proceedings of the Yorkshire Geological Society, 1947
( Read, September, 1945). I. Introduction. The area under consideration forms the northern edge of the Carboniferous limestone plateau described by Shirley and Horsfield in 1940, and includes the narrow gorges of the Winnats, Cave Dale and Pin Dale. The lower ground to the west, north and northeast is occupied by Edale Shales which were shown to be ...
openaire   +1 more source

Pore structure and fractal analysis of Lower Carboniferous carbonate reservoirs in the Marsel area, Chu-Sarysu basin

, 2018
Kun Zhang, X. Pang, Zhengfu Zhao, X. Shao, Xue Zhang, Wei Li, Ke Wang   +6 more
semanticscholar   +1 more source

Lower Carboniferous ramp sedimentation of the Central Alborz Basin, northern Iran: integrated sedimentological and rock–magnetic studies

Special Publications, 2015
Mehrdad Sardar Abadi, A. Da Silva, Hossein Mossadegh, S. Spassov, F. Boulvain   +4 more
semanticscholar   +1 more source

Upper Devonian (Famennian) and Lower Carboniferous (Tournaisian) ammonoids from western Junggar, Xinjiang, northwestern China—stratigraphy, taxonomy and palaeobiogeography

Palaeobiodiversity and Palaeoenvironments, 2015
P. Zong, R. T. Becker, Xueping Ma
semanticscholar   +1 more source

Lower Carboniferous Conodonts from Spiti

Journal Geological Society of India, 1986
Abstract The present paper records Lower Carboniferous conodont fauna from the grey micritic limestone lying immediately above the Muth Formation exposed along the left bank of the Takche nala, between Kunzam La and Losar, Spiti valley, Himachal Pradesh.
openaire   +1 more source

Depositional environment and geochemical characteristics of the Lower Carboniferous source rocks in the Marsel area, Chu-Sarysu Basin, Southern Kazakhstan

, 2017
Zhengfu Zhao, X. Pang, Qian-wen Li, T. Hu, Ke Wang, Wei Li, Kunzhang Guo, Jianbo Li, X. Shao   +8 more
semanticscholar   +1 more source

Lower Carboniferous Reefs of Northern England

AAPG Bulletin, 1957
ABSTRACT In this paper a general account is given of a peculiar facies in the Lower Carboniferous of Northern England, the origin of which has given rise to much controversy. This facies is most prominently displayed in the limestone hills named “reef knolls” by Tiddeman.
openaire   +1 more source

Post-Variscan thermal history of the Moravo-Silesian lower Carboniferous Culm Basin (NE Czech Republic - SW Poland)

, 2017
D. Botor, I. Dunkl, A. Anczkiewicz, S. Mazur   +3 more
semanticscholar   +1 more source