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Name: Agakhanovite-(Y) RRUFF ID: R230012 Ideal Chemistry: YCa◻2KBe3Si12O30 Locality: Heftetjern pegmatite, Tørdal, Southern Norway Source: Frank Hawthorne Owner: Frank Hawthorne Description: Type sample. Colorless hexagonal prisms. Data from Hawthorne et al (2014) Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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Mineral Group: [ Milarite (18) ] |
CHEMISTRY | ||||||||
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RAMAN SPECTRUM | ||||||||||||
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POWDER DIFFRACTION | ||||||
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RRUFF ID: | R230012 | |||||
Sample Description: | Single crystal, powder profile is calculated | |||||
Cell Refinement Output: |
a: 10.342(1)Å b: 10.342(1)Å c: 13.768(3)Å alpha: 90° beta: 90° gamma: 120° Volume: 1275.5(4)Å3 Crystal System: hexagonal |
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REFERENCES for Agakhanovite-(Y) | |
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American Mineralogist Crystal Structure Database Record: [view record] |
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Williams P A, Hatert F, Pasero M, Mills S J (2013) IMA Commission on new minerals, nomenclature and classification (CNMNC) Newsletter 18. New minerals and nomenclature modifications approved in 2013, Mineralogical Magazine, 77, 3249-3258 [view file] |
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Hawthorne F C, Abdu Y A, Ball N A, Černý P, Kristiansen R (2014) Agakhanovite-(Y), ideally (YCa)◻2KBe3Si12O30, a new milarite-group mineral from the Heftetjern pegmatite, Tørdal, Southern Norway: description and crystal structure, American Mineralogist, 99, 2084-2088 [view file] |
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Gagné O C, Hawthorne F C (2016) Chemographic exploration of the milarite-type structure, The Canadian Mineralogist, 54, 1229-1247 |
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