Hydromagnesite R220007



Name: Hydromagnesite
RRUFF ID: R220007
Ideal Chemistry: Mg5(CO3)4(OH)2·4H2O
Locality: Correc d'en Llinassos, Oms, Céret, Pyrénées-Orientales, Occitanie, France
Source: Joan Rosell-Riba, Jordi Ibáñez (Geo3Bcn-CSIC), Tariq Jawhari (CCiTUB)
Owner: Joan Rosell-Riba
Description: White spherical aggregates, SEM-EDS analysis indicates only Mg
Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis
Quick search: [ All Hydromagnesite samples (2) ]
RAMAN SPECTRUM 
RRUFF ID:
Sample Description: Raman on an unoriented sample
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BROAD SCAN WITH SPECTRAL ARTIFACTS
RRUFF ID: R220007
Wavelength:
Sample Description: Raman on an unoriented sample
Instrument settings: Jobin-Yvon LabRam HR800 - CCiTUB Barcelona 532nm @ 100% of 5mW
POWDER DIFFRACTION 
RRUFF ID: R220007.1
Sample Description: Powder
Cell Refinement Output: a: 10.115(3)Å    b: 8.957(1)Å    c: 8.379(2)Å
alpha: 90°    beta: 114.63(4)°    gamma: 90°   Volume: 690.0(2)Å3    Crystal System: monoclinic
  File Type Information Close
Calculated diffraction file.

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

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REFERENCES for Hydromagnesite

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]

Wachtmeister T (1828) Analys af ett pulverformigt mineral från Norra Amerika, Kongliga Svenska Vetenskaps-Akademiens Handlingar, 1828, 17-19   [view file]

von Kobell F (1835) Ueber den hydromagnesit von Kumi auf Negroponte, Journal für Praktische Chemie, 4, 80-81   [view file]

Rogers A F (1923) Crystallography of hydromagnesite, American Journal of Science, 6, 37-47   [view file]

Akao M, Iwai S (1977) The hydrogen bonding of hydromagnesite, Acta Crystallographica, B33, 1273-1275