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The crystal structure and refined formula of mountainite, KNa2Ca2[Si8O19(OH)] · 6 H2O

✍ Scribed by Zubkova, Natalia V.; Pekov, Igor V.; Pushcharovsky, Dmitry Yu.; Chukanov, Nikita V.

Book ID
121311513
Publisher
Oldenbourg Wissenschaftsverlag
Year
2009
Tongue
English
Weight
239 KB
Volume
224
Category
Article
ISSN
2194-4946

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The crystal structure and refined formul
The crystal structure and refined formula of mountainite, KNa2Ca2[Si8O19(OH)] · 6 H2O
✍ Zubkova, Natalia V.; Pekov, Igor V.; Pushcharovsky, Dmitry Yu.; Chukanov, Nikita 📂 Article 📅 2009 🏛 Oldenbourg Wissenschaftsverlag 🌐 English ⚖ 239 KB

## Abstract Mountainite was described as a new mineral in 1957 with formula (Ca,Na~2~,K~2~)~16~Si~32~O~80~· 24 H~2~O; its crystal structure was not solved up to now. We studied the structure of mountainite from the Yubileinaya pegmatite, Lovozero alkaline complex, Kola Peninsula, Russia. Mountainit