Janchevite, Pb₇V⁵⁺(O_8.5□_0.5)Cl₂, a New Mineral from the Kombat Mine, Namibia

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Montbrayite, (Au,Ag,Sb,Pb,Bi)₂₃(Te,Sb,Pb,Bi)₃₈, from the Robb-montbray Mine, Montbray, QuÉbec: Crystal Structure and Revision of the Chemical Formula

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Black Rock-coatings in Trail, British Columbia, Canada: Records of Past Emissions of Lead, Zinc, Antimony, Arsenic, Tellurium, Tin, Selenium, Silver, Bismuth, and Indium-bearing Atmospheric Contaminants

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Geochemistry and Secondary Alterations of Microlite from Eluvial Deposits in the Numbi Mining Area, South Kivu, Democratic Republic of the Congo

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