Important Update News
The RRUFF Project has been migrated to RRUFF.net. Please update your bookmarks immediately, if you have not done so.
The data on this website is already three years out of date, and the entire website will be taken offline before the end of the year.
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Name: Heulandite-Ca RRUFF ID: R050647 Ideal Chemistry: (Ca,Na,K)5(Si27Al9)O72·26H2O Locality: Rat's Nest Claim, Custer County, Idaho, USA Source: John Cornish Owner: RRUFF Description: Pink anhedral grains Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis. |
| Mineral Group: [ Heulandite (13) ] | ||
| Quick search: [ All Heulandite-Ca samples (6) ] | ||
| 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: | R050647.9 | |||||
| Sample Description: | Single crystal, powder profile is calculated | |||||
| Cell Refinement Output: |
a: 17.2378(8)Å b: 17.8862(9)Å c: 7.4135(4)Å alpha: 90° beta: 113.659(4)° gamma: 90° Volume: 2093.6(2)Å3 Crystal System: monoclinic |
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| REFERENCES for Heulandite-Ca | |
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American Mineralogist Crystal Structure Database Record: [view record] |
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Brooke H J (1822) On the comptonite of Vesuvius, the brewsterite of Scotland, the stilbite and the heulandite, Edinburgh Philosophy Journal, 6, 112-115 [view file] |
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Alberti A (1972) On the crystal structure of the zeolite heulandite, Tschermaks Mineralogische und Petrographische Mitteilungen, 18, 129-146 |
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Vezzalini G, Quartieri S, Rossi A, Alberti A (1994) Occurrence of zeolites from Northern Victoria Land (Antarctica), Terra Antartica, 1, 96-99 |
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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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Yang P, Stolz J, Armbruster T, Gunter M E (1997) Na, K, Rb, and Cs exchange in heulandite single crystals: diffusion kinetics, American Mineralogist, 82, 517-525 [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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Akizuki M, Kudoh Y, Nakamura S (1999) Growth texture and symmetry of heulandite-Ca from Poona, India, The Canadian Mineralogist, 37, 1307-1312 [view file] |
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Comodi P, Gatta G D, Zanazzi P F (2001) High-pressure structural behaviour of heulandite, European Journal of Mineralogy, 13, 497-505 |
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