Richterite R050414

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Record 6 of 11  


Name: Richterite
RRUFF ID: R050414
Ideal Chemistry: Na(CaNa)Mg5Si8O22(OH)2
Locality: Kokcha Valley, Badakshan, Afghanistan
Source: Marcus Origlieri
Owner: RRUFF
Description: Transparent pale yellowish-green bladed crystal
Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis
Quick search: [ All Richterite samples (6) ]
CHEMISTRY 
RRUFF ID: R050414.2
Sample Description: Microprobe fragment
Measured Chemistry: (Na0.67K0.33)Σ=1(Ca1.19Na0.81)Σ=2Mg5.00(Si7.80Al0.19Ti0.01)Σ=8O22((OH)1.58F0.42)Σ=2
RAMAN SPECTRUM 
RRUFF ID:
Sample Description: Unoriented sample
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BROAD SCAN WITH SPECTRAL ARTIFACTS
RRUFF ID: R050414
Wavelength:
Sample Description: Unoriented sample
Instrument settings: Thermo Almega XR 532nm @ 30% of 150mW
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Raman Data (RAW) View Graph
RRUFF File
INFRARED SPECTRUM (Attenuated Total Reflectance) 
RRUFF ID: R050414.1
Instrument settings: SensIR Durascope on a Nicolet Magna 860 FTIR
Resolution:
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Infrared Data (Processed)
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POWDER DIFFRACTION 
RRUFF ID: R050414.1
Sample Description: powder
Cell Refinement Output: a: 9.9977(4)Å    b: 17.9728(8)Å    c: 5.2690(2)Å
alpha: 90°    beta: 106.118(4)°    gamma: 90°   Volume: 909.54(5)    Crystal System: monoclinic
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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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Cell Refinement Data
Cell Refinement Output Data
DIF File
X-ray Data (XY - Processed)
RRUFF File
X-ray Data (XY - RAW) View Graph
RRUFF File
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REFERENCES for Richterite

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]

Breithaupt J F A (1865) Mineralogische studien. 25. Richterit, Berg- und Huttenmannische Zeitung, 24, 364-364   [view file]

Leake B E (1978) Nomenclature of amphiboles, American Mineralogist, 63, 1023-1052   [view file]

Goldman D S, Rossman G R (1982) The identification of Fe2+ in the M4 site of calcic amphiboles: reply, American Mineralogist, 67, 340-342   [view file]

Oberti R, Ungaretti L, Cannillo E, Hawthorne F C (1992) The behaviour of Ti in amphiboles: I. Four- and six-coordinate Ti in richterite, European Journal of Mineralogy, 4, 425-439

Oberti R, Hawthorne F C, Ungaretti L, Cannillo E (1993) The behaviour of Mn in amphiboles: Mn in richterite, European Journal of Mineralogy, 5, 43-51

Robert J L, Della Ventura G, Raudsepp M, Hawthorne F C (1993) Rietveld structure refinement of synthetic strontium-rich potassium-richterites, European Journal of Mineralogy, 5, 199-206

Hawthorne F C, Della Ventura G, Robert J L, Welch M D, Raudsepp M, Jenkins D M (1997) A Rietveld and infrared study of synthetic amphiboles along the potassium-richterite-tremolite join, American Mineralogist, 82, 708-716   [view file]

Robert J L, Della Ventura G, Hawthorne F C (1999) Near-infrared study of short-range disorder of OH and F in monoclinic amphiboles, American Mineralogist, 84, 86-91   [view file]

Hawthorne F C, Oberti R, Zanetti A (2008) The crystal chemistry of alkali amphiboles from the Kajlidongri Manganese Mine, India, The Canadian Mineralogist, 46, 455-466   [view file]