 | | Journal (article/letter/editorial) | | Peridotite and Pyroxenite Xenoliths from the Jericho Kimberlite: Implications for the Thermal State of the...the Mantle beneath the Slave Craton, Northern Canada M. G. KOPYLOVA1∗, J. K. RUSSELL1 AND H. COOKENBOO2...UNIVERSITY OF BRITISH COLUMBIA, VANCOUVER, B.C., CANADA, V6T 1Z4 2 CANAMERA GEOLOGICAL LTD, 399 MOUNTAIN...MOUNTAIN HIGHWAY, NORTH VANCOUVER, B.C., CANADA, V6B 2M9 RECEIVED NOVEMBER 21, 1997; REVISED TYPESCRIPT ACCEPTED...following types of mantle xenoliths from the Jericho kimberlite in the Slave craton: (1) coarse peridotite; |  | | Book | | © 2011 Royal Ontario Museum, Toronto, Ontario, Canada. All rights reserved. No part of this publication...Cataloging-in-Publication Data (U.S.) Library and Archives Canada Cataloguing in Publication Tait, Kimberly. Tait...States by Firefly Books (U.S.) Inc. Published in Canada by Firefly Books Ltd. PO. Box 1338, Ellicott Station...at the Royal Ontario Museum, Toronto, Ontario, Canada. Photography: Brian Boyle, MPA, FPPO, and Miguel...publishing program by the Government of Canada through the Canada Book Fund as administered by the Department |  | | Book | | org/details/seventhinternati07inte SEVENTH INTERNATIONAL KIMBERLITE CONFERENCE Cape Town, April 1998 EXTENDED ABSTRACTS...Organising Committee of the 7th International Kimberlite Conference takes no responsibility for authors’...omissions. SOUTH AFRICA SEVENTH INTERNATIONAL KIMBERLITE CONFERENCE SPONSORS The 7IKC Organising Committee...recently discovered kimberlites of the Siberian kimberlite province. 9 K - rich clinopyroxenes as mantle...32 Microdiamonds and Indicator Minerals from a Talc Schist Host Rock, French Guiana. 37 29 35 The |  | | Book | | Society (Fig. 2.14), Mineralogical Association of Canada (Fig. 9.23), Mineralogical Society of America (Fig... see Fig. 1.5); the dashed lines delineate the region of overlap between alkali and subalkali basalts...may also form near the base of a lava flow; such pipe vesicles (Fig. 2.8b) result from the upward invasion...vesicularity in a basalt lava (Auckland, New Zealand). (b) Pipe amygdales at the base of a basalt lava in Skye;...lines in Fig. 2.1, and basalts plotting in this region are commonly designated as transitional basalts |  | | Book | | garnet peridotite xenolith from the Monastery kimberlite in South Africa. Polarizers are only partially...2, France D. Canil University of Victoria, BC, Canada M. J. Drake University of Arizona, Tucson, AZ,...USA R. W. Luth University of Alberta, Edmonton, Canada W. F. McDonough University of Maryland, College...pressure, temperature, and composition of the melting region or magma chamber changes during progressive melting...iron surrounded by a mixed iron—olivine zone. The region overlying the core contained material similar to |  | | Book | | continental crust, it is useful to begin by defining the region under consideration and to provide some generalities...rocks may not be representative of their source region. These elements include the alkali and alkaline-earth...natural division of the crust into thirds; (ii) the region beneath the upper crust and above a Conrad discontinuity...there is a layer beneath the Conrad; and (iii) the region immediately beneath the Conrad if there are two...Central Slave Province, Canada Host Xenolith types Types of analyses Pipe age Crust age Age References |  | | Book | | position of 56Fe; and (iv) the abundance peaks in the region past iron at the neutron closed shell positions...mixing caused by the convection, the entire unstable region evolves essentially chemically homogeneously—replenishing...of burning region (central or shell burning) and depleting the fuel elsewhere in that region at the same...burning of this fuel then commences outside that region. Table 1 summarizes the burning stages and their...maximum temperatures that have been reached in each region in the preceding hydrostatic burning stages (Table |
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