Harmotome R070015

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Name: Harmotome
RRUFF ID: R070015
Ideal Chemistry: Ba2(Si12Al4)O32·12H2O
Locality: Old Kilpatrick, Dumbartonshire, Scotland
Source: Michael Scott S101021 [view label]
Owner: RRUFF
Description: Colorless blocky crystals
Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis
Mineral Group: [ Harmotome (8) ]
Quick search: [ All Harmotome samples (2) ]
RRUFF ID: R070015.2
Sample Description: Microprobe Fragment
Measured Chemistry: (Ba1.98Ti0.02)Σ=2(Si11.67Al4.33)O32·12H2OK0.16Na0.11Ca0.01; H2O estimated by difference
Microprobe Data File: [ Download Excel File ]
Sample Description: Unoriented sample

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RRUFF ID: R070015
Sample Description: Unoriented sample
Instrument settings: Thermo Almega XR 532nm @ 100% of 150mW
INFRARED SPECTRUM (Attenuated Total Reflectance) 
RRUFF ID: R070015.1
Sample Description: Powder
Instrument settings: SensIR Durascope on a Nicolet Magna 860 FTIR
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RRUFF ID: R070015.1
Sample Description: Powder
Cell Refinement Output: a: 9.8647(4)Å    b: 14.1398(7)Å    c: 8.6975(4)Å
alpha: 90°    beta: 124.721(4)°    gamma: 90°   Volume: 997.16(6)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.

  File Type Information Close
Output file from the Bruker D8 Advance instrument. Includes device headers and XY data.

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REFERENCES for Harmotome

American Mineralogist Crystal Structure Database Record: [view record]

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]

Haüy R J (1801) Harmotome, Traité de Minéralogie, 3, 191-197   [view file]

Rinaldi R, Pluth J J, Smith J V (1974) Zeolites of the phillipsite family. Refinement of the crystal structure of phillipsite and harmotome, Acta Crystallographica, B30, 2426-2433

Akizuki M (1985) The origin of sector twinning in harmotome, American Mineralogist, 70, 822-828   [view file]

Stuckenschmidt E, Fuess H, Pechar F (1988) Infrared absorption and reflection spectroscopy on the natural zeolite harmotome, Physics and Chemistry of Minerals, 15, 461-464

Stuckenschmidt E, Fuess H, Kvick A (1990) Investigation of the structure of harmotome by X-ray (293 K, 100 K) and neutron diffraction (15 K), European Journal of Mineralogy, 2, 861-874

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]

Zaitsev A N, Wall F, Le Bas M J (1998) REE-Sr-Ba minerals from the Khibina carbonatites, Kola Peninsula, Russia: their mineralogy, paragenesis and evolution, Mineralogical Magazine, 62(2), 225-250   [view file]