Karchevskyite R070103

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Record 11 of 21  


Name: Karchevskyite
RRUFF ID: R070103
Ideal Chemistry: Mg18Al9(OH)54Sr2(CO3)9(H2O)6(H3O)5
Locality: Zheleznyi mine, Kovdor Massif, Kola Peninsula, Russia
Source: Michael Scott S105069 [view label]
Owner: RRUFF
Description: Colorless hexagonal plates, co-type material, associated with phlogopite, dolomite, pyrite, and magnetite. We only observed the subcell.
Status: The identification of this mineral has been confirmed only by single crystal X-ray diffraction.
Mineral Group: [ Hydrotalcite (21) ]
RAMAN SPECTRUM 
RRUFF ID:
Sample Description: Unoriented sample
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BROAD SCAN WITH SPECTRAL ARTIFACTS
RRUFF ID: R070103
Wavelength:
Sample Description: Unoriented sample
Instrument settings: Thermo Almega XR 532nm @ 100% of 150mW
POWDER DIFFRACTION 
RRUFF ID: R070103.9
Sample Description: Single crystal, powder profile is calculated
Cell Refinement Output: a: 3.052(2)Å    b: 3.052(2)Å    c: 22.81(2)Å
alpha: 90°    beta: 90°    gamma: 120°   Volume: 183.93(8)Å3    Crystal System: hexagonal
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REFERENCES for Karchevskyite

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]

Britvin S N, Chukanov N V, Bekenova G K, Yagovkina M A, Antonov A V, Bogdanova A N, Krasnova N I (2007) Karchevskyite [Mg18Al9(OH)54][Sr2(CO3,PO4)9(H2O,H3O)11] - a new mineral in family of layered double hydroxides, Zapiski Rossiiskogo Mineralogicheskogo Obshchetstva, 136, issue 5 52-64   [view file]

Piilonen P C, Poirier G, Ercit T S, Rowe R, Tait K T (2010) New mineral names, American Mineralogist, 95, 1594-1600   [view file]

Mills S J, Christy A G, Génin J -M R, Kameda T, Colombo F (2012) Nomenclature of the hydrotalcite supergroup: natural layered double hydroxides, Mineralogical Magazine, 76, 1289-1336   [view file]