Reedmergnerite ( English Reedmergnerite ) - a rare mineral , refers to frame silicates . The formula is NaBSi 3 O 8 .
| Ridmergernerite | |
|---|---|
 | |
| Formula | NaBSi 3 O 8 |
| Impurity | Ti, Al, Fe, Mg, Ca, Ba, K, F, H 2 O, P |
| Physical properties | |
| Colour | colorless |
| Shine | Glass |
| Transparency | transparent, translucent |
| Hardness | 6 |
| Kink | uneven |
| Density | 2.77 g / cm³ |
| Syngonia | Triclinic |
Content
Properties
Ridmergernerite is colorless, has glass luster , triclinic syngony , uneven fracture , density 2.77, hardness 6 on the Mohs scale . The mineral is translucent, but transparent specimens have also been found. Impurities - Ti, Al, Fe, Mg, Ca, Ba, K, F, H 2 O, P.
Literature
- Pekov I.V. Lovozero massif: history of research, pegmatites, minerals. M., Earth, 2001 .-- 432 p. (also published in English: Pekov IV Lovozero Massif: History, Pegmatites, Minerals. Moscow, OP, 2000. - 480 pp.)
- Dusmatov V. D. et al. About the first find of riddgernerite in the USSR. \\ DAN Taj. SSR, 1967, t. X, No. 10
- Khomyakov A.P., Rogachev D.L. Sierlesite and Ridmergernerite from the Lovozero alkaline massif. - Izv. USSR Academy of Sciences. Ser. geol., 1991, No. 11, 149-152.
- American Mineralogist (1960): 45: 188-199.
- Fleet, ME (1992) Tetrahedral site occupancies in reedmergnerite and synthetic boron albite (NaBSi3O8). American Mineralogist (1992): 77: 76-84.
- Hackwell, TP and Angel, RJ (1992), The comparative compressibility of reedmergnerite, danburite and their aluminum analogs. European Journal of Mineralogy: 4: 1221-1227.
- European Journal of Mineralogy (1993): 5: 971.
- Ufer, M. and Schreyer, W. (1996) Syntheses und Hochdruckstabilität des 'Bor-Albits' Reedmergnerite. Berichte Deuitschen Mineral Gesell, Beiheft z European Journal of Mineralogy: 8 (1): 292.
- Grew, ES, and Anovitz, LM (1996) BORON: Mineralogy, Petrology and Geochemistry, second edition, as revised (2002).
See also
- Feldspars