Геология России: Recent submissions

Now showing items 501-520 of 43490

'PUBLISH OR PERISH:' THE PITFALLS OF DUPLICATE PUBLICATION

Noè L.F.; Batten D.J. (2006)

Duplication of previously published text or figures in the scientific literature without adequate citation is plagiarism or, in the case of an author's own work, self-plagiarism. It breaches the ethical standards that are ...
PLATINUM-PALLADIUM NUGGETS AND MERCURY-RICH PALLADIFEROUS PLATINUM FROM SERRO, MINAS GERAIS, BRAZIL

Cabral A.R.; Beaudoin G.; Choquette M.; Kwitko-Ribeiro R.; Lehmann B.; Polônia J.C. (2006)

Arborescent, botryoidal and reniform grains of platinum and palladium from Córrego Bom Sucesso, Serro, Minas Gerais, Brazil, were investigated by scanning electron microscopy and electron-microprobe analysis. The nuggets ...
THERMAL AND MAGMATIC EVOLUTION OF THE MOON

Shearer C.K.; Borg L.E.; Hess P.C.; Parmentier E.M.; Elkins-Tanton L.T.; Wieczorek M.A.; Pritchard M.E.; Longhi J.; Neal C.R.; Antonenko I.; Canup R.M.; Halliday A.N.; Grove T.L.; Hager B.H.; Lee D.-C.; Wiechert U. (2006)

Thermal models that attempt to explain the asymmetric magmatic evolution of the Moon are still in their infancy. At present, two scenarios seem most plausible for the formation of the Procellarum KREEP Terrane and the long ...
SAZHINITE-(LA), NA3LASI6O15 (H2O)2, A NEW MINERAL FROM THE ARIS PHONOLITE, NAMIBIA: DESCRIPTION AND CRYSTAL STRUCTURE

Cámara F.; Ottolini L.; Devouard B.; Garvie L.A.J.; Hawthorne F.C. (2006)

Sazhinite-(La) is a new mineral from the Axis phonolite, Windhoek, Namibia. It occurs in vesicles within the phonolite, together with other species crystallized from late-stage hydrothermal fluids: natrolite, aegirine, ...
THE TOPOLOGY OF HYDROGEN BONDING IN BRANDTITE, COLLINSITE AND FAIRFIELDITE

Herwig S.; Hawthorne F.C. (2006)

The crystal structures of brandtite [Ca2(Mn,Mg)(AsO4)2 (H2O)2, monoclinic, a 5.877(1), b 12.957(2), c 5.675(1) Å, β 108.00(3)°, V 411.0 Å3, space group P21/c, Z = 2], collinsite [Ca2(Mg,Fe) (PO4)2(H2O)2, triclinic, a ...
FORMATION OF EMERALDS AT PEGMATITE-ULTRAMAFIC CONTACTS BASED ON FLUID INCLUSIONS IN KIANJAVATO EMERALD, MANANJARY DEPOSITS, MADAGASCAR

Vapnik Ye.; Moroz I.; Roth M.; Eliezri I. (2006)

Kianjavato emerald (Mananjary deposits, East coast of Madagascar) was formed during metasomatic processes at the contact between pegmatites and hornblendites. The metasomatic exchange was related to a Pan-African ...
HIGH RESOLUTION CHARACTERIZATION OF THE ASIAN MONSOON BETWEEN 146,000 AND 99,000 YEARS B.P. FROM DONGGE CAVE, CHINA AND GLOBAL CORRELATION OF EVENTS SURROUNDING TERMINATION II

Kelly M.J.; Edwards R.L.; Cheng H.; Yuan D.; Zhang M.; Lin Y.; Cai Y.; An Z. (2006)

Speleothem samples from Hulu (eastern China, 32°30′N, 119°10′E) and Dongge (southern China, 25°17′N, 108°5′E) Caves provide a nearly continuous record of the Asian monsoon over the last 160 ka [Wang, Y.J., Cheng, H., ...
ON THE CLASSIFICATION OF AMPHIBOLES

Hawthorne F.C.; Oberti R. (2006)

Major issues involved in the classification of the amphiboles are examined: (1) the role of (OH), Li and Fe3+, (2) the formal definition of a root name, (3) irreducible charge-arrangements and distinct species, (4) the use ...
FAULT-CONTROLLED EMPLACEMENT OF ARC-RELATED MAGMAS ALONG THE NEOPROTEROZOIC NORTHERN GONDWANAN MARGIN: AN EXAMPLE FROM THE ANTIGONISH HIGHLANDS, NOVA SCOTIA

Murphy J.B. (2006)

In the Antigonish Highlands, Nova Scotia, Neoproterozoic (ca. 620-605 Ma) magmatism is a local representative of regional arc-related tectonothermal activity that typifies Avalonia and related terranes located along the ...
CRETACEOUS ANGIOSPERM FLOWERS: INNOVATION AND EVOLUTION IN PLANT REPRODUCTION

Friis E.M.; Pedersen K.R.; Crane P.R. (2006)

Information on the fossil record of angiosperms has expanded dramatically over the past twenty-five years, and in particular the discovery of numerous mesofossil floras with fossil flowers has added a completely new element ...
A 1000-YR RECORD OF FOREST FIRE ACTIVITY FROM ECLIPSE ICEFIELD, YUKON, CANADA

Yalcin K.; Wake C.P.; Whitlow S.I.; Kreutz K.J. (2006)

A 1000-yr record of forest fire activity has been developed using three annually dated ice cores from Eclipse Icefield, Yukon, Canada. Forest fire signals were identified as NH4+ residuals above a robust spline and ...
PALEOCEANOGRAPHIC HISTORY AROUND THE TSUGARU STRAIT BETWEEN THE JAPAN SEA AND THE NORTHWEST PACIFIC OCEAN SINCE 30 CAL KYR BP

Koizumi I.; Tada R.; Narita H.; Irino T.; Aramaki T.; Oba T.; Yamamoto H. (2006)

The paleoceanographic history around the Tsugaru Strait since 30.0 cal kyr BP was reconstructed using ecological and biogeographical habitats of diatom species and Q-mode factor analysis of diatom flora in six piston cores. ...
THE GIBRALTAR ARC SEISMOGENIC ZONE (PART 2): CONSTRAINTS ON A SHALLOW EAST DIPPING FAULT PLANE SOURCE FOR THE 1755 LISBON EARTHQUAKE PROVIDED BY TSUNAMI MODELING AND SEISMIC INTENSITY

Gutscher M.-A.; Baptista M.A.; Miranda J.M. (2006)

The Great Lisbon earthquake has the largest documented felt area of any shallow earthquake and an estimated magnitude of 8.5-9.0. The associated tsunami ravaged the coast of SW Portugal and the Gulf of Cadiz, with run-up ...
EXHUMATION OF MESSINIAN EVAPORITES IN THE DEEP-SEA AND CREATION OF DEEP ANOXIC BRINE-FILLED COLLAPSED BASINS

Cita M.B. (2006)

The first part of the paper summarizes some basic concepts concerning (a) the distribution of Messinian evaporites in the deepest parts of the Mediterranean Sea and (b) the Mediterranean Ridge accretionary wedge and its ...
THE GIBRALTAR ARC SEISMOGENIC ZONE (PART 1): CONSTRAINTS ON A SHALLOW EAST DIPPING FAULT PLANE SOURCE FOR THE 1755 LISBON EARTHQUAKE PROVIDED BY SEISMIC DATA, GRAVITY AND THERMAL MODELING

Thiebot E.; Gutscher M.-A. (2006)

The Great Lisbon earthquake of 1755 with an estimated magnitude of 8.5-9.0 is the most destructive earthquake in European history, yet the source region remains enigmatic. Recent geophysical data provide compelling evidence ...
JOHNSENITE-(CE): A NEW MEMBER OF THE EUDIALYTE GROUP FROM MONT SAINT-HILAIRE, QUEBEC, CANADA

Grice J.D.; Gault R.A. (2006)

Johnsenite-(Ce), ideally Na12(Ce,La,Sr,Ca,□)3 Ca6Mn3Zr3W(Si25 O73)(CO3)(OH,Cl)2, is a new member of the eudialyte group from Mont Saint-Hilaire, Quebec, and is the W analogue of zirsilite-(Ce). It occurs as deeply etched, ...
LEMANSKIITE, NACACU5(ASO4) 4CL·5H2O, A NEW MINERAL SPECIES FROM THE ABUNDANCIA MINE, CHILE

Ondruš P.; Veselovský F.; Frýda J.; Gabašová A.; Skála R.; Sejkora J.; Pažout R.; Vajdak J. (2006)

Lemanskiite, ideally NaCaCu5(AsO4) 4Cl·5H2O, is a new mineral species from the Abundancia mine, El Guanaco mining district, Chile. It is dimorphous with lavendulan and represents the Ca-analogue of zdenekite. It occurs as ...
PALEOBIOGEOGRAPHY OF AFRICA: HOW DISTINCT FROM GONDWANA AND LAURASIA?

Gheerbrant E.; Rage J.-C. (2006)

Although Africa was south of the Tethys Sea and originally belonged to the Gondwana, its paleobiogeographical history appears to have been distinct from those of both Gondwana and Laurasia as early as the earliest Cretaceous, ...
THE ELEVATION HISTORY OF THE TIBETAN PLATEAU AND ITS IMPLICATIONS FOR THE ASIAN MONSOON

Harris N. (2006)

The determination of the evolving palaeoaltitude of the Tibetan Plateau since the India-Eurasia collision underpins our understanding of how orography in central Asia affects the intensity of the monsoon and hence global ...
PRIMARY CURVATURE IN THE MID-CONTINENT RIFT: PALEOMAGNETISM OF THE PORTAGE LAKE VOLCANICS (NORTHERN MICHIGAN, USA)

Hnat J.S.; van der Pluijm B.A.; van der Voo R. (2006)

Rocks of the North American Mid-Continent Rift (MCR) in the Keweenaw Peninsula of northern Michigan display a change in structural trend from east to west, varying in strike from 100° in the east to 35° farther west, before ...

Now showing items 501-520 of 43490

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