Английская Википедия:Bayldonite

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Шаблон:Short description Шаблон:Infobox mineral Bayldonite (BAIL-done-ite)[1] is a rare secondary mineral with the chemical formula PbCu3(AsO4)2(OH)2. It was first discovered in Penberthy Croft Mine, Cornwall, England, United Kingdom.[1] It is named after its discoverer, John Bayldon (1837(8) – 1872).[2] Specimens are also found in Tsumeb, Namibia, and Arizona, United States. It is sometimes used as a gemstone.[3]

References

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  1. 1,0 1,1 Шаблон:Cite bookШаблон:Dead link
  2. A. H. Church: XLI.—Chemical researches on some new and rare cornish minerals. In: Journal of the Chemical Society, 1865, 18, S. 259-268, Шаблон:Doi.
  3. Gemstones: Properties, Identification and Use By Arthur Thomas, p.159