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Click Here for Larger Tumchaite Image in a New Browser Window ... Comments: SEM photomicrograph of typical tumchaite crystals shaped by the prism {hkl}, ...
webmineral.com/data/Tumchaite.shtml - 41k - Similar pages
http://webmineral.com/data/Tumchaite.shtml
Formerly UK 110, tumchaite has been recently described from the Vuoriyarvi alkali-ultrabasic massif in Russia. It seems to exhibit some pleochroism, ...
www.saint-hilaire.ca/en/tumcha.htm - 7k - Similar pages
http://www.saint-hilaire.ca/en/tumcha.htm
Tumchaite, Na2(Zr,Sn)Si4O11·2H2O, is a new species from the Vuoriyarvi alkali- ultrabasic massif, Murmansk Region, Russia, where it occurs as colorless to ...
ammin.geoscienceworld.org/cgi/content/full/85/10/1516 - Similar pages
http://ammin.geoscienceworld.org/cgi/content/full/85/10/1516
The mineral is named tumchaite for the river Tumcha near Vuoriyarvi massif. ... The IR spectrum of tumchaite was recorded from powdered ...
ammin.geoscienceworld.org/cgi/reprint/85/10/1516.pd... - Similar pages
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http://ammin.geoscienceworld.org/cgi/reprint/85/10/1516.pdf
Tumchaite. Subbotin V V, Merlino S, Pushcharovsky D Y, Pakhomovsky Y A, ... Tumchaite Na2(Zr,Sn)Si4O11.2H2O - a new mineral from carbonatites of the ...
rruff.geo.arizona.edu/AMS/minerals/Tumchaite - 8k - Similar pages
http://rruff.geo.arizona.edu/AMS/minerals/Tumchaite
The crystal structure of tumchaite was refined to R = 0.043 for 865 Fo > 4σ(Fo). ... The mineral is named tumchaite for the river Tumcha near Vuoriyarvi massif.
www.minsocam.org/MSA/AmMin/TOC/Abstracts/2000_Abstrac... - Similar pages
http://www.minsocam.org/MSA/AmMin/TOC/Abstracts/2000_Abstracts/Oct00_abstracts/Subbotin_p1516_00.pdf
Small-pore framework sodium silicates (AV-14) Na2MSi4O11 · 2H2O (M = Zr and Hf) possessing the structure of the rare mineral tumchaite have been prepared ...
linkinghub.elsevier.com/retrieve/pii/S1387181104003051 - Similar pages
http://linkinghub.elsevier.com/retrieve/pii/S1387181104003051
Tumchaite. [[Immagine:|250px|]]. Classificazione Strunz, VIII/F.34-40 ... Estratto da "http://it.wikipedia.org/wiki/Tumchaite". Categoria: Silicati ...
it.wikipedia.org/wiki/Tumchaite - 26k - Similar pages
http://it.wikipedia.org/wiki/Tumchaite
Tumchaite is isotypic with penkvilksite 1M and is chemically related to vlasovite ... penkvilksite and in tumchaite extend the ideas about polymorphism of ...
www.springerlink.com/index/j34l2m988938868m.pdf - Similar pages
http://www.springerlink.com/index/j34l2m988938868m.pdf
2 H 2 O(M= Zr and Hf) possessing the structure of the rare mineral tumchaite have been prepared via hydrothermal synthesis. The AV-14 framework consists ...
cat.inist.fr/?aModele=afficheN&cpsidt=16259339 - Similar pages
http://cat.inist.fr/?aModele=afficheN&cpsidt=16259339