• Barstowite - Wikipedia

    en.wikipedia.org/wiki/Barstowite Barstowite, formula Pb 4 [Cl 6 |CO 3]•H 2 O, is a transparent to white mineral in the monoclinic system. It has a Mohs hardness of 3, a white streak and an adamantine lustre.. The type locality for Barstowite is Bounds Cliff, St Endellion, Cornwall in the United Kingdom. It is named after Richard W. Barstow (1947–1982), a Cornish mineral collector.. References
  • Barstowite Mineral Data

    www.webmineral.com/data/Barstowite.shtml PE Barstowite =1,354.95 barns/electron U=PE Barstowite x rElectron Density=6,564.29 barns/cc. Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units) Barstowite is Not Radioactive : Barstowite Classification: Dana Class: Compound Halides
  • Barstowite dictionary definition | barstowite defined

    www.yourdictionary.com/barstowite barstowite definition: Noun (uncountable) 1. (mineralogy) A transparent to white monoclinic halide mineral.Origin Barstow +‎ -ite after Richard W. Barstow, Cornish mineral collector....
  • Barstowite - Photo Gallery

    www.mindat.org/gallery.php Barstowite is a rare mineral. The thin crystals of barstowite have the peculiarity that are flexible and elastic: if bended and released the crystals return to initial position Self collected Collection: Luigi Chiappino Photo: Enrico Bonacina.
  • Barstowite Mineral Data

    webmin.mindat.org/data/Barstowite.shtml Barstowite Crystallography: Axial Ratios: a:b:c =0.457:1:1.8113 : Cell Dimensions: a = 4.2043, b = 9.199, c = 16.663, Z = 2; beta = 91.82° V = 644.12 Den(Calc)= 5.77
  • What does barstowite mean?

    www.definitions.net/definition/barstowite Definition of barstowite in the Definitions.net dictionary. Meaning of barstowite. What does barstowite mean? Information and translations of barstowite in the most comprehensive dictionary definitions resource on the web.
  • Barstowite: Properties and Occurrence - Assignment Point

    www.assignmentpoint.com/science/.../barstowite-properties-and-occurrence.html Barstowite is colorless to white and is transparent with an adamantine luster and white streak. It is brittle, has an imperfect prismatic cleavage, and an uneven fracture. Low reflecting, barstowite has a moderate bireflectance from grey to dark grey in hue and weak to moderate anisotropy.
  • barstowite - Wiktionary

    en.wiktionary.org/wiki/barstowite barstowite (uncountable) A transparent to white monoclinic halide mineral. Further reading “Barstowite” in David Barthelmy, Webmineral Mineralogy Database, 1997–. “barstowite”, in Mindat.org‎, Hudson Institute of Mineralogy, accessed 29 August 2016.
  • Barstowite Pb4(CO3)Cl6 H2O - Handbook of Mineralogy

    www.handbookofmineralogy.com/pdfs/barstowite.pdf Barstowite Pb4(CO3)Cl6• H2O c 2001-2005 Mineral Data Publishing, version 1 Crystal Data: Monoclinic. Point Group: 2/m. Crystals are elongated, to 2 cm, commonly in subparallel aggregates. Physical Properties: Cleavage: Prismatic, imperfect. Fracture: Uneven. Tenacity: Brittle. Hardness = 3 VHN = 108–117, 111 average (100 g load). D(meas ...
  • Talk:Barstowite - Wikipedia

    en.wikipedia.org/wiki/Talk:Barstowite Barstowite is part of WikiProject Rocks and minerals, an attempt at creating a standardized, informative, comprehensive and easy-to-use rocks and minerals resource.If you would like to participate, you can choose to edit this article, or visit the project page for more information. Stub This article has been rated as Stub-Class on the project's quality scale.