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Comments: PPL thin-section image of blue surinamite (Sur) enclosing orthopyroxene (Opx) and sillimanite (Sil) with corderite (Crd), and quartz (Qtz) . ...
webmineral.com/data/Surinamite.shtml - 40k - Similar pages
http://webmineral.com/data/Surinamite.shtml
Aenigmatite Group . Only the 1M-polytype is known in nature.
www.mindat.org/min-3830.html - 52k - Similar pages
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for the crystal chemistry of surinamite. A model formula for surinamite might be ... The rare mineral surinamite was first described by de Roever ...
www.springerlink.com/index/P7058013X062P32G.pdf - Similar pages
http://www.springerlink.com/index/P7058013X062P32G.pdf
Indexed X-ray powder diffraction pattern of synthetic MgA1 surinamite. Only the reflections filled black are diagnostic of surinamite ...
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http://www.springerlink.com/index/T751144758N50G36.pdf
The sapphirine-like mineral surinamite, (Mg,Fe2+)3(Al,Fe3+)3O[AlBeSi3O15], occurs at South Harris as tiny grains enclosed in kyanite or as tabular grains up ...
ammin.geoscienceworld.org/cgi/content/abstract/85/10/1474 - Similar pages
http://ammin.geoscienceworld.org/cgi/content/abstract/85/10/1474
The role of Fe and cation order in the crystal chemistry of surinamite, (Mg,Fe2+ )3(Al,Fe3+)3O[AlBeSi3O15]: A crystal structure, Mossbauer spectroscopic, ...
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http://ammin.geoscienceworld.org/cgi/content/abstract/68/7-8/804
The rare Be-Mg-Al silicate surinamite occurs in biotite-kyanite+garnet pseudomorphs ... After the discovery of surinamite in Suriname the second ...
www.minsocam.org/ammin/AM70/AM70_710.pdf - Similar pages
http://www.minsocam.org/ammin/AM70/AM70_710.pdf
Surinamite resembles sapphirine optically, in X-ray powder pattern, and in structure. A ..... together with the restriction of surinamite to the ag- ...
www.minsocam.org/ammin/AM61/AM61_193.pdf - Similar pages
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Minerals isostructural with sapphirine-1A, sapphirine-2M, and surinamite are closely related chain silicates that pose nomenclature problems because of the ...
www.ingentaconnect.com/content/minsoc/mag/2008/00000072/00... - Similar pages
http://www.ingentaconnect.com/content/minsoc/mag/2008/00000072/00000004/art00001?crawler=true
Titre du document / Document title. The crystal chemistry of welshite, a non- centrosymmetric (P1) aenigmatite-sapphirine-surinamite group mineral ...
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