Heulandite-Ca R040021

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Record 1 of 6  

Name: Heulandite-Ca
RRUFF ID: R040021
Ideal Chemistry: (Ca,Na,K)5(Si27Al9)O72·26H2O
Locality: Prospect Park, Patterson, Passaic County, New Jersey, USA
Source: University of Arizona Mineral Museum 797 [view label]
Owner: RRUFF
Description: Group of colorless lamellar crystals
Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis
Mineral Group: [ Heulandite (13) ]
Quick search: [ All Heulandite-Ca samples (6) ]
RRUFF ID: R040021.2
Sample Description: Microprobe Fragment
Measured Chemistry: Na0.25(Na0.55K0.45)Σ=1(Ca2.42Na0.85Sr0.73)Σ=4.00(Si27.60Al8.40)Σ=36O72·24H2O ; H2O estimated by difference
Microprobe Data File: [ Download Excel File ]
Sample Description: Sample is oriented, mounted onto a pin and polished
Pin ID: l00406
Orientation: Laser parallel to  -b*  (0 -1 0).     Fiducial mark perpendicular to laser is parallel to  c   [0 0 1].

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RRUFF ID: R040021
Sample Description: Unoriented sample
Instrument settings: Thermo Almega XR 532nm @ 100% of 150mW
INFRARED SPECTRUM (Attenuated Total Reflectance) 
RRUFF ID: R040021.1
Instrument settings: SensIR Durascope on a Nicolet Magna 860 FTIR
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RRUFF ID: R040021.1
Sample Description: Powder
Cell Refinement Output: a: 17.742(2)Å    b: 17.852(4)Å    c: 7.4293(7)Å
alpha: 90.°    beta: 116.46(1)°    gamma: 90.°   Volume: 2106.7(4)Å3    Crystal System: monoclinic
  File Type Information Close
Calculated diffraction file.

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Output file from the Bruker D8 Advance instrument. Includes device headers and XY data.

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Output file from the Bruker D8 Advance instrument. Includes device headers and XY data.

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REFERENCES for Heulandite-Ca

American Mineralogist Crystal Structure Database Record: [view record]

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]

Alberti A (1972) On the crystal structure of the zeolite heulandite, Tschermaks Mineralogische und Petrographische Mitteilungen, 18, 129-146

Vezzalini G, Quartieri S, Rossi A, Alberti A (1994) Occurrence of zeolites from Northern Victoria Land (Antarctica), Terra Antartica, 1, 96-99

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]

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]

Jambor J L, Grew E S, Roberts A C (1998) New mineral names, American Mineralogist, 83, 1347-1352   [view file]

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]

Comodi P, Gatta G D, Zanazzi P F (2001) High-pressure structural behaviour of heulandite, European Journal of Mineralogy, 13, 497-505