Wermlandite R100052

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Record 20 of 21  

Name: Wermlandite
RRUFF ID: R100052
Ideal Chemistry: Mg7Al2(OH)18[Ca(H2O)6](SO4)2·6H2O
Locality: Langban, Filipstad, Varmland, Sweden
Source: William W Pinch [view label]
Owner: RRUFF
Description: Pale greenish blue hexagonal plates
Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction.
Mineral Groups: [ Woodwardite (5) ] [ Hydrotalcite (21) ]
Sample Description: Unoriented Raman on the primary sample

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RRUFF ID: R100052
Sample Description: Unoriented Raman on the primary sample
Instrument settings: Thermo Almega XR 532nm @ 100% of 150mW
RRUFF ID: R100052.9
Sample Description: Single crystal, powder profile is calculated
Cell Refinement Output: a: 9.311(2)Å    b: 9.311(2)Å    c: 22.597(6)Å
alpha: 90°    beta: 90°    gamma: 120°   Volume: 1696.6(3)Å3    Crystal System: hexagonal
  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.

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REFERENCES for Wermlandite

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]

Moore P B (1971) Wermlandite, a new mineral from Långban, Sweden, Lithos, 4, 213-217

Fleischer M (1972) New mineral names, American Mineralogist, 57, 325-329   [view file]

Taylor H F W (1973) Crystal structures of some double hydroxide minerals, Mineralogical Magazine, 39, 377-389   [view file]

Rius J, Allmann R (1984) The superstructure of the double layer mineral wermlandite [Mg7 (Al0.57Fe3+0.43)(OH)18]2+ · [(Ca0.6,Mg0.4) (SO4)2(H2O)12]2-, Zeitschrift für Kristallographie, 168, 133-144   [view file]

Jambor J L, Puziewicz J, Roberts A C (1995) New mineral names, American Mineralogist, 80, 404-409   [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]