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: Creedite RRUFF ID: R050141 Ideal Chemistry: Ca3Al2(SO4)(OH)2F8·2H2O Locality: Mina de Navidad, Rodeo, Durango, Mexico Source: Dave Bunk Minerals Owner: RRUFF Description: Radiating group of bladed crystals Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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: | R050141.1 | |||||||
Sample Description: | Powder | |||||||
Cell Refinement Output: |
a: 13.9533(6)Å b: 8.6087(3)Å c: 9.9874(3)Å alpha: 90.° beta: 94.355(4)° gamma: 90.° Volume: 1196.24(5)Å3 Crystal System: monoclinic |
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REFERENCES for Creedite | |
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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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Gordon S G (1916) New species, American Mineralogist, 1, 86-88 [view file] |
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Larsen E S, Wells R C (1916) Some minerals from the fluorite-barite vein near Wagon Wheel Gap, Colorado, Proceedings of the National Academy of Sciences, 2, 360-365 [view file] |
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Fleischer M (1954) New mineral names, American Mineralogist, 39, 402-408 [view file] |
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Dunn P J, Grice J D, Fleischer M, Pabst A (1983) New mineral names, American Mineralogist, 68, 1038-1041 [view file] |
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Giuseppetti G, Tadini C (1983) Structural analysis and refinement of Bolivian creedite, Ca3Al2F8(OH)2(SO4)·2H2O. The role of the hydrogen atoms, Neues Jahrbuch für Mineralogie, Monatshefte, 1983, 69-78 |
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Lane M D (2007) Mid-infrared emission spectroscopy of sulfate and sulfate-bearing minerals, American Mineralogist, 92, 1-18 [view file] |
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Ksenofontov D A, Kabalov Y K, Zubkova N V, Shiyapova R R (2011) Structure refinement and thermal stability of creedite, Inorganic Materials, 47, 1402-1405 [view file] |
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Ksenofontov D A, Kabalov Y K, Zubkova N V, Shiyapova R R (2011) Structure refinement and thermal stability of creedite (English), Neorganicheskie Materialy, 47, 1533-1536 [view file] |
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