 | | Journal (issue) | | market updates • Conference reports • Amblygonite-montebrasite carving • Moroccan amethyst • Dumortierite...associated with olivine in marble matrix was seen at a mine in the Luc Yen district. Photo by Vincent Pardieu/GIA...than 500 meters thick. It occurs in discontinuous series of lenses, tens of millimeters thick and meter-sized...The Lo Gam formation consists of a sedimentary series metamorphosed into marble, gneiss, calc-silicates.../ Chuong Tran Cong Quan Cenozoic sediment Bai Da Lan Mong Son Yen Thai Khe Nhan Nui Chua complex |  | | Book (edition) | | Morocco; (center, left) wulfenite, San Francisco mine, Sonora, Mexico; (center) ameihyst, Veracruz, Mexico;...rnodochrosite, N’Chwaning mine, South Africa; (lower left, center) wulfenite, Red Cloud mine, Arizona; (lower...Pe Wr * se vat © C6 tad GAa Snive Sr Certain Mine (ax agry wh Oe ee — SS 4 eae wid Bharce ©...could be resolved, we are now prepared for a long series (welcome for the next edition) of letters pointing...such substances may form a continuous isomorphous series. isotropic In crystal optics the characteristic |  | | Journal (issue) | | was first published in 2001. The objective of the series is to generate a common publishing channel Of all...Ireland…………………8 BEURLEN, H., SOARES, D.R., THOMAS, R., DA SILVA, M.R.R. “Parcelhas Quartzites”: B- and Li-source...class pegmatites in the Borborema Province in NE-Brazil?.................................................ORTEGA, D., RODA-ROBLES, E., LIMA, A. The Li-rich Alto da Misarela pegmatite (Barroso-Alvão field, Portugal):...Mineral chemistry of the zigrasite – malhmoodite series from the granitic pegmatite at Lutomia (Góry Sowie | | | Book (edition) | | Morocco; (center, left) wulfen ite San Francisco mine, Sonora, Mexico; (center) amethyst, Veracruz, Mexico;...Mountains, Utah; (lower le ft) rhodochrosite, N'Chwaning mine, Sou th A frica; {lower left, center) wulfenite...Tsurneb, Namibia, (lower, right) gold, Amazonas, Brazil All specimens from the collection of Eugene and...could be resolved, we are now prepared for a long series (welcome for the next edition) of letters pointing...such substances may form a continuous isomorphous series. isotropic In crystal optics the characteristic |
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