• Francevillite - Wikipedia

    en.wikipedia.org/wiki/Francevillite Francevillite is a uranyl-group vanadate mineral in the tyuyamunite series. Its chemical formula is (Ba,Pb)(UO 2) 2 V 2 O 8 ·5(H 2 O). Francevillite is a strongly radioactive mineral. It is typically orange, yellow or brownish yellow. It forms a series with curienite.. Occurrence. Francevillite occurs in the oxidized zone of a lead-bearing uranium–vanadium deposits. ...
  • Francevillite: Mineral information, data and localities.

    www.mindat.org/min-1589.html Curienite-Francevillite Series. Compare also the Carnotite Group.
  • Francevillite Mineral Data

    webmineral.com/data/Francevillite.shtml Francevillite is Radioactive as defined in 49 CFR 173.403. Greater than 70 Bq / gram. Estimated Maximum U.S. Postal Shipping Size (10 mRem/hr limit, Unshielded 10 cm box) 8.58 ± 2.14 grams of pure Francevillite . Estimated Maximum U.S. Postal Shipping Size (10 mRem/hr limit, Unshielded 100 cm box) 857.94 ±214.49 grams of pure Francevillite .
  • Francevillite | Geology Page

    www.geologypage.com/2014/03/francevillite.html Francevillite occurs in the oxidized zone of a lead-bearing uranium–vanadium deposits. Francevillite was first described in 1957 for an occurrence in its type locality of the idle Mounana uranium mine, near Franceville, Haut-Ogooué, Gabon and was named for the city.
  • Francevillite: Properties and Occurrences - Assignment Point

    www.assignmentpoint.com/.../francevillite-properties-and-occurrences.html Francevillite is a uranyl-group vanadate mineral in the tyuyamunite series. Its chemical formula is (Ba, Pb)(UO 2) 2 V 2 O 8 ·5(H 2 O). It is an orthorhombic-dipyramidal mineral containing barium, hydrogen, lead, oxygen, uranium, and vanadium. Francevillite is a strongly radioactive mineral. It is typically orange, yellow or brownish yellow.
  • Francevillite : ClassicGems.net

    classicgems.net/gem_francevillite.htm Francevillite is a rare barium lead uranyl vanadate mineral that is strongly radioactive due to its uranium content. Francevillite occurs in the oxidized zone of lead-bearing uranium–vanadium deposits.
  • What does francevillite mean? - definitions

    www.definitions.net/definition/francevillite Definition of francevillite in the Definitions.net dictionary. Meaning of francevillite. What does francevillite mean? Information and translations of francevillite in the most comprehensive dictionary definitions resource on the web.
  • Francevillite (Ba Pb)(UO2(V2O8 5H2O

    www.handbookofmineralogy.org/pdfs/Francevillite.pdf Francevillite (Ba,Pb)(UO2)2(V2O8) • 5H2O c 2001-2005 Mineral Data Publishing, version 1 Crystal Data: Orthorhombic. Point Group: 2/m2/m2/m. Commonly as crystals, dominantly {111}, rare {100}, {010}, a few other forms, to 8 mm, in aggregates and crusts.
  • Francevillite Mineral Specimen For Sale

    www.dakotamatrix.com/products/15733/francevillite Francevillite - An outstanding specimen with orange thick tabular crystal groups to 4mm. There is good coverage on both sides. It is obviously radioactive, which may cause concern if shipped overseas. It will be wrapped in lead foil, but even this may not shield it completely. This is a classic and the best locality for this mineral in the world.
  • Category:Francevillite - Wikimedia Commons

    commons.wikimedia.org/wiki/Category:Francevillite Media in category "Francevillite" The following 35 files are in this category, out of 35 total.