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• [PDF]Woodruffite

  Woodruffite. Crystal Data: Tetragonal. Point Group: 4/m 2/m 2/m, 42m, 4mm, 422, 4/m, 4, ... (2) Naganna, C. and V. Bouska (1963) X-ray study of woodruffite ...

  www.handbookofmineralogy.org/pdfs/Woodruffite.pdf - Similar pages

  http://www.handbookofmineralogy.org/pdfs/Woodruffite.pdf

• Woodruffite Mineral Data

  Click Here for Larger Woodruffite Image in a New Browser Window Images: ... Comments: Dull brown massive woodruffite with limonite. ...

  webmineral.com/data/Woodruffite.shtml - 39k - Similar pages

  http://webmineral.com/data/Woodruffite.shtml

• WOODRUFFITE Chapter 22. Oxides and hydroxides

  Woodruffite was first described from Sterling Hill by Frondel (1953) and was ... Woodruffite occurs as massive, very fine- grained masses and crusts with a ...

  franklin-sterlinghill.com/dunn/ch22/woodruffite.... - 25k - Similar pages

  http://franklin-sterlinghill.com/dunn/ch22/woodruffite.stm

• Woodruffite: A new Mn oxide structure with 3 x 4 tunnels -- ...

  The mineral woodruffite, Zn2+ (Mn4+1–x Mn3+x)O2 · yH2O, x ~ 0.4 and y ~ 0.7, is the first known example of a new type of Mn oxide characterized by large ...

  ammin.geoscienceworld.org/cgi/content/abstract/88/11-12/16... - Similar pages

  http://ammin.geoscienceworld.org/cgi/content/abstract/88/11-12/1697

• [PDF]Woodruffite: A new Mn oxide structure ...

  The thermal stability of woodruffite is comparable to that of todorokite and other large-tunnel ... The woodruffite structure may serve as a model for a new ...

  ammin.geoscienceworld.org/cgi/reprint/88/11-12/1697... - Similar pages

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  http://ammin.geoscienceworld.org/cgi/reprint/88/11-12/1697.pdf

• Woodruffite from Donimalai Mine, Sandur, Bellary-Hospet iron...

  Mineral Data: Click here to view Woodruffite data. Locality Data: Click here to view Donimalai Mine, Sandur, Bellary-Hospet iron belt, Karnataka, India ...

  www.mindat.org/locentry-420112.html - 10k - Similar pages

  http://www.mindat.org/locentry-420112.html

• [PDF]Woodruffite: A new Mn oxide structure with 3 î 4...

  The thermal stability of woodruffite is comparable to that of todorokite and other large-tunnel ... The woodruffite structure may serve as a model for a new ...

  www.minsocam.org/MSA/AmMin/TOC/Abstracts/2003_Abstrac... - Similar pages

  http://www.minsocam.org/MSA/AmMin/TOC/Abstracts/2003_Abstracts/ND03_Abstracts/Post_p1697_03.pdf

• HIGH-TEMPERATURE SYNCHROTRON XRD STUDIES OF ZN/MN-OXIDES: A ...

  3H2O) and woodruffite (Zn0.7Mn3.45O7 . 2.4H2O) form in oxidizing zones of Zn- and ... The woodruffite structure may serve as a model for a new class of ...

  gsa.confex.com/gsa/2004AM/finalprogram/abstract_... - 6k - Similar pages

  http://gsa.confex.com/gsa/2004AM/finalprogram/abstract_78096.htm

• [PDF]Thermal study of some manganese oxide and hydrou...

  melane, braunite, lithiophorite and woodruffite from Sandur manganesc ..... Woodruffite.--The differential thermal analysis curve for this mineral is ...

  www.springerlink.com/index/56422028V2711408.pdf - Similar pages

  http://www.springerlink.com/index/56422028V2711408.pdf

• Présence de woodruffite, (Zn, Mn+2)Mn3+4O7.1−2H2O, d'hetaero...

  Présence de woodruffite, (Zn, Mn+2)Mn3+4O7.1−2H2O, d'hetaerolite, ZnMn2O4, et d 'hydrohetaerolite, HZnMn2−xO4, dans un skarn du Mont Chemin (Valais, ...

  cat.inist.fr/?aModele=afficheN&cpsidt=4687781 - Similar pages

  http://cat.inist.fr/?aModele=afficheN&cpsidt=4687781