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Name: Fresnoite RRUFF ID: R050595 Ideal Chemistry: Ba2TiO(Si2O7) Locality: Junnila claim, Clear Creek area, New Idria district, San Benito County, California, USA Source: Scott Kleine Owner: RRUFF Description: Pink to yellow massive fragment Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis. |
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Mineral Group: [ Melilite (7) ] |
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: | R050595.9 | ||||||
Sample Description: | Single crystal, powder profile is calculated | ||||||
Cell Refinement Output: |
a: 8.5146(9)Å b: 8.5146(9)Å c: 5.2041(8)Å alpha: 90° beta: 90° gamma: 90° Volume: 377.29(5)Å3 Crystal System: tetragonal |
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REFERENCES for Fresnoite | |
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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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Alfors J T, Stinson M C, Matthews R A, Pabst A (1965) Seven new barium minerals from eastern Fresno County, California, American Mineralogist, 50, 314-340 [view file] |
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Masse R, Grenier J C, Durif A (1967) Structure cristalline de la fresnoïte, Bulletin de la Société Française de Minéralogie et de Cristallographie, 90, 20-23 [view file] |
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Moore P B, Louisnathan S J (1969) The crystal structure of fresnoite, Ba2(TiO)Si2O7, Zeitschrift für Kristallographie, 130, 438-448 [view file] |
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Haussühl S, Eckstein J, Recker K, Wallrafen F (1977) Growth and physical properties of fresnoite Ba2TiSi2O8, Journal of Crystal Growth, 40, 200-204 |
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Chukanov N V, Kazheva O N, Fischer R X, Aksenov S M (2023) Refinement of the crystal structure of fresnoite, Ba2TiSi2O8, from Löhley (Eifel district, Germany); Gladstone-Dale compatibility, electronic polarizability and vibrational spectroscopy of minerals and inorganic compounds with pentacoordinated TiIV and a titanyl bond, Acta Crystallographica, B79, 184-194 [link] |
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