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Click Here for Larger Braunite-II Image in a New Browser Window Images: .... Print or Cut-and-Paste your Braunite-II Specimen Label here : ...
webmineral.com/data/Braunite-II.shtml - 43k - Similar pages
http://webmineral.com/data/Braunite-II.shtml
Crystals of braunite. Black Rock Mine, Kalahari Manganese Field, Northern Cape Province, South Africa.
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http://webmineral.com/specimens/picshow.php?id=158
Mar 27, 2009 ... A calcium iron bearing variant, named braunite II (formula: Ca(Mn3+,Fe3+)14SiO24 ), was discovered and described in 1967 from Kalahari, ...
en.wikipedia.org/wiki/Braunite - 30k - Similar pages
http://en.wikipedia.org/wiki/Braunite
determination confirms the validity of the braunite II structure as proposed previously. Com- ... test the validity of the structure of braunite II as pro- ...
www.minsocam.org/ammin/AM65/AM65_756.pdf - Similar pages
http://www.minsocam.org/ammin/AM65/AM65_756.pdf
The crystal structure of braunite II and its relation to bixbyite and braunite. Johan P. R. De Villiers. This record provided courtesy of AGI/GeoRef. ...
ammin.geoscienceworld.org/cgi/content/abstract/65/7-8/756 - Similar pages
http://ammin.geoscienceworld.org/cgi/content/abstract/65/7-8/756
Moreover, the structure of braunite, Mn2+(Mn3+)6SiO12, reflects the clustering of 12 Mn3+-centred ... The structure of braunite II, [Ca(Mn3+)14SiO24], ...
cat.inist.fr/?aModele=afficheN&cpsidt=20939581 - Similar pages
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partridgeite; the diagram clearly shows partridgeite reflections, not coinciding with braunite; furthermore, positions of braunite-II, ...
www.springerlink.com/index/X0878771684737W5.pdf - Similar pages
http://www.springerlink.com/index/X0878771684737W5.pdf
Sep 15, 2008 ... These same dimers are present in each of the other structures, but the presence of Si{sup 4+} in braunite and braunite II, together with ...
www.osti.gov/energycitations/product.biblio.jsp?... - 16k - Similar pages
http://www.osti.gov/energycitations/product.biblio.jsp?osti_id=21128439
pyrochroite samples and that of braunite II are similar, in having the suggestion of shoulders on the low energy-loss side of the main L3-peak. ...
www.iop.org/EJ/article/1742-6596/126/1/012045/jpconf8_126_... - Similar pages
http://www.iop.org/EJ/article/1742-6596/126/1/012045/jpconf8_126_012045.pdf
Crystallography of Braunite. Crystal System: Tetragonal. Class (H-M): 4/mmm (4/m 2/m 2/m) - Ditetragonal Dipyramidal. Space Group: I41/acd {I41/a 2/c 2/d} ...
www.mindat.org/min-757.html - 52k - Similar pages
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