Important Update News
The RRUFF Project (rruff.info) 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.
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Name: Rankinite RRUFF ID: R140775 Ideal Chemistry: Ca3Si2O7 Locality: Caspar quarry, Bellerberg volcano, Ettringen, Mayen, Eifel, Rhineland-Palatinate, Germany Source: Ch. and H. Schäfer [view label] Owner: RRUFF Description: Colorless to gray, associated with andradite, melilite and cuspidine (R140776). Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction. |
RAMAN SPECTRUM | ||||||||||||
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BROAD SCAN WITH SPECTRAL ARTIFACTS | ||||||||||||
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POWDER DIFFRACTION | |||||||
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RRUFF ID: | R140775.9 | ||||||
Sample Description: | Single crystal, powder profile is calculated | ||||||
Cell Refinement Output: |
a: 10.556(2)Å b: 8.897(2)Å c: 7.863(2)Å alpha: 90° beta: 119.54(1)° gamma: 90° Volume: 642.4(1)Å3 Crystal System: monoclinic |
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REFERENCES for Rankinite | |
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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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Fleischer M (1942) New mineral names, American Mineralogist, 27, 720-720 [view file] |
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Tilley C E (1942) Tricalcium disilicate (rankinite), a new mineral from Scawt Hill, Co. Antrim, Mineralogical Magazine, 26, 190-197 [view file] |
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Black P M (1969) Rankinite and kilehoanite from Tokatoka, New Zealand, Mineralogical Magazine, 37, 517-519 [view file] |
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Kusachi I, Henmi C, Kawahara A, Henmi K (1975) The structure of rankinite, Mineralogical Journal, 8, 38-47 [view file] |
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Saburi S, Kusachi I, Henmi C, Kawahara A, Henmi K, Kawada I (1976) Refinement of the structure of rankinite, Mineralogical Journal, 8, 240-246 [view file] |
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