 | Cumming, G. L., Krstic, D., Bjørlykke, A., Aasen, H. (1993) Further analyses of radiogenic minerals from the Bidjovagge gold-copper deposit, Finnmark, Northern Norway. Mineralogy and Petrology, 49 (1) 63-70 doi:10.1007/bf01162926 | Journal (article/letter/editorial) | | Radiogenic Minerals from the Bidjovagge Gold-Copper Deposit, Finnmark, Northern Norway G. L. C u m m i n g 1...Department of Geology, University of Oslo, Oslo, Norway With 3 Figures Received January 4, 1992; accepted...U/Pb and Sm/Nd dates on davidite from albitic felsites hosting the gold-copper mineralization of the Bidjovagge...Bidjovagge gold-copper deposit of northern Norway (69°17'N, 22°29%). Isotopic dating of the north-south...north-south trending Proterozoic Kautokeino greenstone belt host rocks is sparse and confirmation of the dates |  | | Journal (article/letter/editorial) | | inclusions from the Proterozoic Bidjovagge gold--copper deposit, Finnmark, Norway David C. Ettner Present address:...address: Geocare AS, Thunesvei 2, N-0274Oslo, Norway Sten Lindblom Department of Geology and Geochemistry...of Oslo, P.O. Box 1047, Blindern, N-0316 Oslo, Norway (Received 8 October 1993; accepted in revised form...the Proterozoic Bidjovagge Au--Cu deposit within the Kautokeino greenstone belt in Norway, where mineralization...fluid inclusions in the structural footwall of the deposit, and CH4-rich inclusions within the ore zone in |  | | Journal (article/letter/editorial) | | Origin of the Proterozoic Bidjovagge Gold-Copper Deposit, Finnmark, Northern Norway, as Deduced from Rare...Abstract: The Bidjovagge gold-copper deposit, northern Norway occurs in the lower Proterozoic Kautokeino greenstone...primary calcite samples from A, C and D ore bodies (copper-rich) show almost flat chondrite-normalised REE...previously published U-Pb davidite age of 1885 ± 18 Ma (2σ) and Sm-Nd davidite age of 1886 ± 88 Ma (2σ)...All these isotopic age data indicate that the gold-copper mineralisation may occur during or slightly after |  | | Journal (article/letter/editorial) | | Davidites and Sulfides in the Bidjovagge Gold-Copper Deposit, Finnmark, Northern Norway A. Bjorlykke 1, G. L....1Department of Geology, University of Oslo, Oslo, Norway 2Department of Physics, University of Alberta,...accepted March 16, 1990 Summary The Bidjovagge gold-copper deposit (69°17'N, 22°29'E) occurs in the north-south...north-south trending Proterozoic Kautokeino greenstone belt. The greenstone belt consists of shallow marine...between 1880-1890 Ma and between 1860-1870 Ma. The deposit occurs in the stratigraphically lower part of the |  | | Journal (article/letter/editorial) | | study of the Proterozoic Bidjovagge Au-Cu deposit, Finnmark, northern Norway D.C. Ettner ', A. Bjerlykke"...Oslo, Norway Mineralogical-Geological Museum, University of Oslo, Sarsgate 1, N-0562 Oslo, Norway Received:...November 1993 Abstract. The Bidjovagge Au-Cu deposit, northern Norway, hosted within a shear zone in...Proterozoic Kautokeino greenstone belt, is more base metal-rich than Archaean mesothermal gold deposits...deposits. An early phase of gold and copper mineralization is hosted by sheared albitic felsites, within an alteration |  | | Journal (article/letter/editorial) | | Environment† Chemistry and radiation effects of davidite Gregory R. Lumpkin,* Mark G. Blackford, and Michael...DC, New South Wales 2232, Australia Abstract Davidite (A1–xM21O38) samples from five different geological...electron diffraction is ~0.8 × 1016 a/mg. Natural davidite is commonly altered to rutile, ilmenite, titanite...titanite, and other minor phases. Keywords: Davidite, a decay, uranium, thorium, lanthanides, alteration...alteration, amorphization Introduction Davidite, a member of the crichtonite mineral group, ideally A1–xM21O38 |
|
