Results 11 to 20 of about 1,423,501 (282)

Seismic studies on the Derbyshire dome [PDF]

open access: yes, 1983
The Derbyshire Dome is thought to have been a stable uplifted area since at least Lower Carboniferous times. This project is principally concerned with four 30km seismic refraction lines which crossed the limestone outcrop of Derbyshire and N ...
Rogers, David Edwards
core   +7 more sources

The anelastic structure and deep geology of the Derbyshire Dome from high frequency Rayleigh waves. [PDF]

open access: yes, 1984
This work is an investigation of the anelastic structure of the Derbyshire Dome and adjacent areas from the analysis of high frequency, 0.6 - 4.2 Hz, fundamental mode Rayleigh waves observed from quarry blasts within the study area.
McDonald, Andrew James William
core   +7 more sources

UPPER CARBONIFEROUS (PENNSYLVANIAN) CONODONTS FROM SOUTH GUIZHOU OF CHINA

open access: yesRivista Italiana di Paleontologia e Stratigrafia, 2003
This paper describes in detail che conodont sequence of che Upper Carboniferous (Pennsylvanian) and the upper and lower boundaries in this interval at the Nashui section in Luodian, South Guizhou. The following 23 conodont zones, in descending order, can
WANG ZHIHAO, QI YUPING
doaj   +1 more source

Complex examination of the Upper Paleozoic siliciclastic rocks from southern Transdanubia, SW Hungary—Mineralogical, petrographic, and geochemical study [PDF]

open access: yes, 2007
A vertical section of Upper Paleozoic sandstones from southern Transdanubia (Mecsek-Villány area, Tisza mega-unit, Hungary) has been analyzed for major and trace elements, including rare earth elements (REEs).
Nesbitt   +34 more
core   +1 more source

Study on safe mining of coal seam in riverbed and goaf in Majiliang Coal Mine

open access: yesMeikuang Anquan, 2021
Taking Majiliang Mine of Jineng Holding Coal Industry Group as the example, aiming at the problem of safe mining of Carboniferous coal seam under the integrated influence of riverbed and goaf, by means of field survey, geophysical exploration and ...
QIN Feilong
doaj   +1 more source

Late Carboniferous biota from the Ljubija iron mine area, Bosnia and Herzegovina

open access: yesGeologija, 2021
The Olistostrome member of the Sana-Una Paleozoic complex of the Ljubija ore mine in Bosnia and Herzegovina contains limestone fragments of pebble to block size that have been examined paleontologically. The recovered conodont fauna of the first sample
Aleksej MILOŠEVIĆ   +5 more
doaj   +1 more source

Sedimentary facies of clastic-platform carbonate sediment strata of epicontinental sea in the Daniudi Gasfield, Ordos Basin

open access: yesNatural Gas Industry B, 2021
Mixed deposition is a sedimentary phenomenon of special significance to the tectonic movement, material supply, sea level change, and paleoclimate of the sedimentary environment.
Guangquan Zhang, Lidong Mi
doaj   +1 more source

A vertical water exchange of the groundwater in the central part of Moscow artesian basin

open access: yesИзвестия высших учебных заведений: Геология и разведка, 2017
The hydrogeological features of the central part of the Moscow artesian basin (MAB) under the natural conditions provided the existence of the downward vertical flows of the groundwater, the formation of the fresh underground waters of the Carboniferous ...
N. V. Fisun
doaj   +1 more source

New Permo-Carboniferous geochemical data from central Thailand: implication for a volcanic arc model [PDF]

open access: yes, 1991
Current ideas and models of geotectonic reconstructions of Southeast Asia are reviewed and new data on Late Carboniferous through Middle Permian tuffites and sills from central Thailand are presented in the light of the problems of Southeast Asian ...
Altermann, Wladyslaw
core   +1 more source

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