Langite R060090



Name: Langite
RRUFF ID: R060090
Ideal Chemistry: Cu4(SO4)(OH)6·2H2O
Locality: Allihies mine, County Cork, Ireland
Source: University of Arizona Mineral Museum 12559 [view label]
Owner: RRUFF
Description: Blue skeletal prismatic crystals in snowflake-like groupings, associated with brochantite
Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis
Quick search: [ All Langite samples (3) ]
CHEMISTRY 
RRUFF ID: R060090.2
Sample Description: Microprobe fragment
Measured Chemistry: Cu4.00(S1.00O4)(OH)6·2H2O ; darker phase: Cu4SO4(OH)6 ; lighter phase
RAMAN SPECTRUM 
RRUFF ID:
Sample Description: Unoriented sample
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BROAD SCAN WITH SPECTRAL ARTIFACTS
RRUFF ID: R060090
Wavelength:
Sample Description: Unoriented sample
Instrument settings: Thermo Almega XR 532nm @ 100% of 150mW
INFRARED SPECTRUM (Attenuated Total Reflectance) 
RRUFF ID: R060090.1
Sample Description: Powder
Instrument settings: SensIR Durascope on a Nicolet Magna 860 FTIR
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POWDER DIFFRACTION 
RRUFF ID: R060090.1
Sample Description: Powder
Cell Refinement Output: a: 7.1294(9)Å    b: 6.0334(6)Å    c: 11.2311(6)Å
alpha: 90°    beta: 89.99(2)°    gamma: 90°   Volume: 483.10(7)Å3    Crystal System: monoclinic
  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 Langite

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]

Maskelyne N S (1864) Notices of recent discoveries. New Cornish mineral ('Langite'), The Geological Magazine, 1, 48-48   [view file]

Pisani F (1864) Analysis of langite, a new mineral from Cornwall, The London, Edinburgh, and Dublin Philosophical Magazine and Journal of Science, 28, 403-404   [view file]

Pisani M (1864) Minéralogie. - Analyse de la langite, nouveau minéral du Cornouailles, Comptes Rendus Hebdomadaires des Séances de l'Académie des Sciences, 59, 633-633   [view file]

Maskelyne N S (1865) On new Cornish minerals of the brochantite group, The London, Edinburgh, and Dublin Philosophical Magazine and Journal of Science, 24, 473-476   [view file]

Galy J, Jaud J, Pulou R, Sempère R (1984) Structure cristalline de la langite, Cu4[SO4(OH)6H2O]·H2O, Bulletin de Minéralogie, 107, 641-648

Gentsch M, Weber K (1984) Structure of langite, Cu4[(OH)6| SO4].2H2O, Acta Crystallographica, C40, 1309-1311

Frost R L (2003) Raman spectroscopy of selected copper minerals of significance in corrosion, Spectrochimica Acta Part A-Molecular and Biomolecular Spectroscopy, 59, 1195-1204

Martens W, Frost R L, Kloprogge J T, Williams P A (2003) Raman spectroscopic study of the basic copper sulphates - implications for copper corrosion and ‘bronze disease’, Journal of Raman Spectroscopy, 34, 145-151

Frost R L, Williams P A, Martens W, Leverett P, Kloprogge J T (2004) Raman spectroscopy of basic copper (II) and some complex copper (II) sulfate minerals: Implications for hydrogen bonding, American Mineralogist, 89, 1130-1137   [view file]

Markl G, Keim M F, Bayerl R (2019) Unusual mineral diversity in hydrothermal vein-type deposit: The Clara mine, SW Germany, as a type example, The Canadian Mineralogist, 57, 427-456