Important Update News
The RRUFF Project is being updated to improve its interface and content. The beta version of the update is accessible to the public at RRUFF.net. New data is only being added to the beta site. Please note that it is in development, and some components are not functional. Existing RRUFF.info links will resolve to the new site after RRUFF.net is officially released.
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Name: Delhayelite RRUFF ID: R070096 Ideal Chemistry: K7Na3Ca5Al2Si14O38F4Cl2 Locality: Yukspor Mountain, Khibiny Massif, Kola Peninsula, Russia Source: Michael Scott S105088 [view label] Owner: RRUFF Description: Dark gray to colorless cleavage fragments associated with brown lamprophyllite, elongated blue aegerine, light yellow fenakite, grayish brown lomonosovite and very pale yellow to colorless Fenaksite (R080135). Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
Mineral Group: [ Rhodesite (5) ] | ||
Quick search: [ All Delhayelite samples (2) ] |
CHEMISTRY | ||||||||||
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RAMAN SPECTRUM | ||||||||||||
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BROAD SCAN WITH SPECTRAL ARTIFACTS | ||||||||||||
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INFRARED SPECTRUM (Attenuated Total Reflectance) | |||||||||||||||
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POWDER DIFFRACTION | ||||||||
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RRUFF ID: | R070096.1 | |||||||
Sample Description: | Powder | |||||||
Cell Refinement Output: |
a: 24.5858(9)Å b: 7.0626(4)Å c: 6.5756(3)Å alpha: 90° beta: 90° gamma: 90° Volume: 1141.78(6)Å3 Crystal System: orthorhombic |
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REFERENCES for Delhayelite | |
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American Mineralogist Crystal Structure Database Record: [view record] |
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Anthony J W, Bideaux R A, Bladh K W, and Nichols M C (1990) Handbook of Mineralogy, Mineral Data Publishing, Tucson Arizona, USA, by permission of the Mineralogical Society of America. [view file] |
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Fleischer M (1959) New mineral names, American Mineralogist, 44, 1321-1329 [view file] |
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Sahama T G, Hytönen K (1959) Delhayelite, a new silicate from the Belgian Congo, Mineralogical Magazine, 32, 6-9 [view file] |
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Dorfman M D, Belova E N, Neronova N N (1961) Delhayelite from the Khibiny, Trudy Mineralogicheskogo Muzeya Akademiya Nauk SSSR, 12, 191-195 |
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International Mineralogical Association (1962) International Mineralogical Association: Commission on new minerals and mineral names, Mineralogical Magazine, 33, 260-263 [view file] |
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Cannillo E, Rossi G, Ungaretti L (1970) The crystal structure of delhayelite, Rendiconti della Società Italiana di Mineralogia e Petrologia, 26, 63-75 [view file] |
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Sokolova M N, Smol'yaninov N N Golovanova T I, Chukanov N V, Dmitreva M T (2005) Delhayelite crystals from ristschorrites of the Rasvumchorr Plateau (Khibiny Massif), New Data on Minerals. Moscow, 40, 115-118 [view file] |
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