Langbeinite R070285



Name: Langbeinite
RRUFF ID: R070285
Ideal Chemistry: K2Mg2(SO4)3
Locality: Carlsbad, New Mexico, USA
Source: Michael Scott S105519 [view label]
Owner: RRUFF
Description: Colorless to gray granular massive
Status: The identification of this mineral has been made only by X-ray diffraction.
Mineral Group: [ Langbeinite (1) ]
CHEMISTRY 
RRUFF ID: R070285.2
Sample Description: Microprobe Fragment
RAMAN SPECTRUM 
RRUFF ID:
Sample Description: Unoriented Raman on the primary sample
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BROAD SCAN WITH SPECTRAL ARTIFACTS
RRUFF ID: R070285
Wavelength:
Sample Description: Unoriented Raman on the primary sample
Instrument settings: none nm @ 25% of mW
INFRARED SPECTRUM (Attenuated Total Reflectance) 
RRUFF ID: R070285.1
Sample Description: Powder
Instrument settings: SensIR Durascope on a Nicolet Magna 860 FTIR
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POWDER DIFFRACTION 
RRUFF ID: R070285.1
Sample Description: Powder
Cell Refinement Output: a: 9.9209(1)Å    b: 9.9209(1)Å    c: 9.9209(1)Å
alpha: 90°    beta: 90°    gamma: 90°   Volume: 976.45(4)Å3    Crystal System: cubic
  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 Langbeinite

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]

Zuckschwerdt S (1891) Langbeinit, ein neues kaliummagnesiumsulfat, Zeitschrift für Angewandte Chemie, 1891, 356-356   [view file]

Mereiter K (1979) Refinement of the crystal structure of langbeinite, K2Mg2(SO4)3, Neues Jahrbuch für Mineralogie, Monatshefte, 1979, 182-188

Battle P D, Cheetham A K, Harrison W T A, Long G J (1986) The crystal structure and magnetic properties of the synthetic langbeinite KBaFe2(PO4)3, Journal of Solid State Chemistry, 62, 16-25

Battle P D, Gibb T C, Nixon S (1988) The magnetic properties of the synthetic langbeinite KBaCrs(PO4)3, Journal of Solid State Chemistry, 75, 21-29

Oelkrug H, Bruckel T, Hohlwein D, Hoser A, Prandl W (1988) The magnetic structure of the langbeinite K2Mn2(SO4)3, Physics and Chemistry of Minerals, 16, 246-249

Shannon R D, Shannon R C, Medenbach O, Fischer R X (2002) Refractive index and dispersion of fluorides and oxides, Journal of Physical and Chemical Reference Data, 31, 931-970   [view file]

Zatovsky I V, Yatskin M M, Baumer V N, Slobodyanik N S, Shishkin O V (2007) Langbeinite-related K2FeSn(PO4)3 from single-crystal data, Acta Crystallographica, E63, i199-i199

Balić-Žunić T, Birkedal R, Katerinopoulou A, Comodi P (2016) Dehydration of blödite, Na2Mg(SO4)2(H2O)4, and leonite, K2Mg(SO4)2(H2O)4, European Journal of Mineralogy, 28, 33-42