 | | Journal (article/letter/editorial) | | GEOCHEMISTRY OF CRUSTAL XENOLITHS FROM THE HATCHER MESA LAMPROITE, WYOMING, USA: INSIGHTS INTO THE COMPOSITION OF...OF THE DEEP CRUST AND UPPER MANTLE BENEATH THE WYOMING CRATON Hassan MIRNEJAD§ Department of Geology,...xenoliths entrained in the Hatcher Mesa lamproite, Leucite Hills, in Wyoming, consist of ultramafic, mafic...accretion of the thinned, southern part of the Wyoming craton. Although the host lamproite and the xenoliths...parental magmas originated from the underlying Wyoming mantle. It seems likely that the melting events |  | | Journal (article/letter/editorial) | | Phases in a Potassium-Rich Lava from the Leucite Hills, Wyoming Michael Barton and Manfred J. van Bergen...microphenocrysts in a wyomingite lava from Hatcher Mesa, Leucite Hills, Wyoming. Al-rich phlogopite (16-21% A1203)...Ti-oxide and amphibole) in the genesis of the Leucite Hills magmas cannot be elucidated on the basis of...occurring in the lavas of one locality - the Leucite Hills, Wyoming. The results of this study provide strong...evidence that the presence of these phases in the Leucite Hills lavas is due to the disruption of ultramafic |  | | Book | | Group Name: Prairie Creek 3.2.2. Group Name: Leucite Hills 3.2.3. Group Name: Smoky Butte 3.2.4. Group...Group Name: Francis 3.2.5. Group Name: Hills Pond 3.2.6. Group Name: Sisimiut 3.2.7. Group Name: Yellow Water...Lamproite Type-Locality Magmatic Fields 4.4.1. Leucite Hills 4.4.2. West Kimberley 4.4.3. Murcia-Almeria...1. Phlogopite 6.1.1. Paragenesis 6.1.2. Leucite Hills, Wyoming 6.1.3. West Kimberley, West Australia 6...Kapamba, Zambia 6.1.9. Sisimiut, Greenland 6.1.10. Hills Pond-Rose Dome, Kansas 6.1.11. Bobi, Ivory Coast |  | | Report (chapter) | | Pleistocene flows and the Recent volcanics of the Leucite Hills, Wyoming, and Gaussberg, Antarctica, respectively...the general presence of phlogopite, diopside, leucite and K-richterite, occasional glass, olivine, sanidine...lamproite revolution. sitions of rocks from the Leucite Hills, W y o m i n g , and SE Spain, a n d included...proportions of both K and A1 include sanidine, biotite, leucite and rare kalsilite; the molar ratio K/A1 is nearly...rhyolites, syenites, trachytes, latites, leucite tephrites, leucite basanites and minettes. Rarer rock types |  | | Book | | J. Wyllie, (California Institute of Technology, USA). Preface In this book the author attempts to...Physico-chemical constraints for the crystallization of leucite and melilite, their P-T stability together with...pseudoleucite and the problems related to survival of leucite beyond Tertiary due to analcitization are discussed...Incompatible relationship between the mineral pairs, leucite and sodic plagioclase and occurrence of the former...understood from the study of the systems leucite–albite and leucite–albite–anothite under atmospheric pressure |  | | Book | | 3. Boshof District . . . 1.8.3.1. Roberts Victor 1.8.3.2. New Elands 1.8.4. Winburg District ... 1.8.5...Kroonstad District .. 1.8.6. Swartruggens District. 1.8.7. Dokolwayo .. 1.8.8. Prieska District 1.8.9. Summary...titanian pyrope, Cr-poor subcalcic diopside, enstatite, phlogopite, and zircon. Coarse-grained lamellar...species) given as prefixes to the root name, e.g., leucite diopside lamproite. These compound names reflect... magnesian ilmenite, subcalcic diopside, and enstatite megacrystslmacrocrysts. Although some orangeites |  | | Report (volume) | | Boston Massachusetts 02108, USA 667 Lytton Avenue, Palo Alto California 94301, USA 107 Barry Street, Carlton...Carlton Victoria 3053, Australia DISTRIBUTORS USA and Canada Blackwell Scientific Publications Inc PO Box...directly to CCC, 27 Congress Street, Salem, MA 01970, USA. 0305-8719/87 $02.00 British Library Cataloguing...kimberlite clan: relationship with olivine and leucite lamproites, and inferences for upper-mantle metasomatism...Trans-Pecos Texas 415 EBY, G. N. The Monteregian Hills and White Mountain alkaline igneous provinces, eastern |  | | Book | | (Novosibirsk) International Treasurer: H.O.Meyer (USA) Local Treasurer: 0 AKozmenko (Novosibirsk) Members:...associated alkalic basaltic rocks from Pishin District, Pakistan.4 Reasons of variations of individual...Southeastern Raipur kimberlitic field, Raipur District, Madhya Pradesh, Central India.106 Experimental...Creek K1 kimberlite dyke of the Colorado-Wyoming State Line District................113 Cathodoluminescence...George Creek K1 kimberlite dyke, Colorado-Wyoming State Line District.......116 Trace elements in garnets and |
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