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Name: Agrellite RRUFF ID: R060914 Ideal Chemistry: NaCa2Si4O10F Locality: Kipawa complex, Quebec, Canada Source: Royal Ontario Museum M52454 [view label] Owner: RRUFF Description: White platy aggregates Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
Mineral Group: [ Not in a structural group (133) ] |
CHEMISTRY | ||||||||||
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RAMAN SPECTRUM | ||||||||||||
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BROAD SCAN WITH SPECTRAL ARTIFACTS | ||||||||||||
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POWDER DIFFRACTION | ||||||||
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RRUFF ID: | R060914.1 | |||||||
Sample Description: | Powder | |||||||
Cell Refinement Output: |
a: 7.760(1)Å b: 18.947(1)Å c: 6.994(3)Å alpha: 89.8(1)° beta: 116.64(2)° gamma: 94.30(5)° Volume: 916.1(4)Å3 Crystal System: triclinic |
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REFERENCES for Agrellite | |
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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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Gittins J, Bown M G, Sturman D (1976) Agrellite, a new rock-forming mineral in regionally metamorphosed agpaitic alkalic rocks, The Canadian Mineralogist, 14, 120-126 [view file] |
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Fleischer M, Mandarino J A (1977) New mineral names, American Mineralogist, 62, 173-176 [view file] |
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Ghose S, Wan C (1979) Agrellite, Na (Ca, RE)2Si4O10F: a layer structure with silicate tubes, American Mineralogist, 64, 563-572 [view file] |
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Rozhdestvenskaya I V, Nikishova L V (1998) Crystal structure of Na(Ca,Sr)2Si4O10F strontium agrellite from Yakutian charoitites: agrellite polytypes, Crystallography Reports, 43, 589-597 [view file] |
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