Lorándite R110055



Name: Lorándite
RRUFF ID: R110055
Ideal Chemistry: TlAsS2
Locality: Xingren County, Qianxi'nan Autonomous Prefecture, Guizhou Province, China
Source: Don Doell [view label]
Owner: RRUFF
Description: Red platy crystals and cleavages
Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction.
Quick search: [ All Lorándite samples (2) ]
RAMAN SPECTRUM 
RRUFF ID:
Sample Description: Unoriented Raman on the primary sample
DOWNLOADS:

  To download sample data,
  please select a specific
  orientation angle.

Direction of polarization of laser relative to fiducial mark:
X Min:    X Max:    X Sort:
BROAD SCAN WITH SPECTRAL ARTIFACTS
RRUFF ID: R110055
Wavelength:
Sample Description: Unoriented Raman on the primary sample
Instrument settings: Thermo Almega XR 532nm @ 10% of 150mW
POWDER DIFFRACTION 
RRUFF ID: R110055.9
Sample Description: Single crystal, powder profile is calculated
Cell Refinement Output: a: 12.331(7)Å    b: 11.326(5)Å    c: 6.126(2)Å
alpha: 90°    beta: 104.49(3)°    gamma: 90°   Volume: 828.25(8)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.

X Min:    X Max:    X Sort:
REFERENCES for Lorándite

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]

Krenner J (1894) A lorándit, új ásványfaj, Matematikai és Természettudományi Értesitö, 12, 473-473   [view file]

Schmidt A (1897) J. A. Krenner (in Budapest): Lorandit, ein neues thallium-mineral von Allchar in Macedonien, Zeitschrift für Krystallographie und Mineralogie, 27, 98-99   [view file]

Zemann A, Zemann J (1959) Zur kenntnis der kristallstruktur von lorandite, TlAsS2, Acta Crystallographica, 12, 1002-1006

Graeser S (1967) Ein vorkommen von lorandit (TlAsS2) in der schweiz, Contributions to Mineralogy and Petrology, 16, 45-50

Fleet M E (1973) The crystal structure and bonding of lorandite, Tl2As2S4, Zeitschrift für Kristallographie, 138, 147-160   [view file]

Balić-Žunić T, Makovicky E, Moelo Y (1995) Contributions to the crystal chemistry of thallium sulphosalts III. The crystal structure of lorandite (TlAsS2) and its relation to weissbergite (TlSbS2), Neues Jahrbuch für Mineralogie, Abhandlungen, 168, 213-235