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Name: Dachiardite-Ca RRUFF ID: R061125 Ideal Chemistry: Ca2(Si20Al4)O48·13H2O Locality: San Piero in Campo, Isle of Elba, Livorno, Toscana, Italy Source: Michael Scott S102165 [view label] Owner: RRUFF Description: Colorless cyclical eightling twinned crystals with quartz, tourmaline, and eucryptite Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis. |
Mineral Group: [ Dachiardite (3) ] | ||
Quick search: [ All Dachiardite-Ca samples (2) ] |
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: | R061125.9 | ||||||
Sample Description: | Single crystal, powder profile is calculated | ||||||
Cell Refinement Output: |
a: 18.610(6)Å b: 7.500(1)Å c: 10.227(3)Å alpha: 90° beta: 107.92(1)° gamma: 90° Volume: 1358(1)Å3 Crystal System: monoclinic |
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REFERENCES for Dachiardite-Ca | |
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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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D'Achiardi G (1906) Zeoliti del filone della speranza presso S. Piero in Campo (Elba), Atti della Societa Toscana di Scienze Naturali. Processi Verbali, 22, 150-165 [view file] |
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Vezzalini G (1984) A refinement of Elba dachiardite: Opposite acentric domains simulating a centric structure, Zeitschrift für Kristallographie, 166, 63-71 [view file] |
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Bargar K E, Erd R C, Keith T E C, Beeson M H (1987) Dachiardite from Yellowstone National Park, Wyoming, The Canadian Mineralogist, 25, 475-483 [view file] |
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Coombs D S, Alberti A, Armbruster T, Artioli G, Colella C, Galli E, Grice J D, Liebau F, Mandarino J A, Minato H, Nickel E H, Passaglia E, Peacor D R, Quartieri S, Rinaldi R, Ross M, Sheppard R A, Tillmanns E, Vezzalini G, (1997) Recommended nomenclature for zeolite minerals: report of the Subcommittee on Zeolites of the International Mineralogical Association, Commission on New Minerals and Mineral Names, The Canadian Mineralogist, 35, 1571-1606 [view file] |
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Jambor J L, Grew E S, Roberts A C (1998) New mineral names, American Mineralogist, 83, 1347-1352 [view file] |
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