Argyrodite R050437


Name: Argyrodite
RRUFF ID: R050437
Ideal Chemistry: Ag8GeS6
Locality: Himmelsfurst mine, Freiberg, Saxony, Germany
Source: University of Arizona Mineral Museum 1540 [view label]
Owner: RRUFF
Description: Steel gray with a red hint, mass of poorly formed crystals
Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis.
Mineral Group: [ Argyrodite (1) ]
CHEMISTRY 
RRUFF ID: R050437.2
Sample Description: Mircoprobe Fragment
Measured Chemistry: Ag8.00Ge1.00S6.00
Microprobe Data File: [ Download Excel File ]
RAMAN SPECTRUM 
RRUFF ID:
Sample Description: Unoriented sample, sample burns with too much intensity from laser
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: R050437
Wavelength:
Sample Description: Unoriented sample, sample burns with too much intensity from laser
Instrument settings: Thermo Almega XR 532nm @ 1% of 150mW
INFRARED SPECTRUM (Attenuated Total Reflectance) 
RRUFF ID: R050437.1
Instrument settings: SensIR Durascope on a Nicolet Magna 860 FTIR
Resolution:
X Min:    X Max:    X Sort:
POWDER DIFFRACTION 
RRUFF ID: R050437.1
Sample Description: Powder, cell parameters are from single crystal
Cell Refinement Output: a: 15.099(1)Å    b: 7.458(2)Å    c: 10.568(2)Å
alpha: 90°    beta: 90°    gamma: 90°   Volume: 1190.0(5)Å3    Crystal System: orthorhombic
  File Type Information Close
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.

X Min:    X Max:    X Sort:
REFERENCES for Argyrodite

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]

Weisbach A (1886) Argyrodit, ein neues silbererz, Neues Jahrbuch für Mineralogie, Geologie und Palaontologie, 2, 67-71   [view file]

Penfield S L (1894) On argyrodite and a new sulphostannate of silver from Bolivia, American Journal of Science, 147, 451-454   [view file]

Eulenberger G (1977) Die kristallstruktur der tiemftemperaturmodifikation von Ag8GeS6, Monatshefte für Chemie, 108, 901-913

Wang N (1978) New data for Ag8SnS6 (canfieldite) and Ag8GeS6 (argyrodite), Neues Jahrbuch für Mineralogie, Monatshefte, 1978, 269-272

Onoda M, Chen X-A, Kato K, Sato A, Wada H (1999) Structure refinement of Cu8GeS6 using X-ray diffraction data from a multiple-twinned crystal, Acta Crystallographica, B55, 721-725

Tamas C G, Bailly L, Ghergari L, O'Connor G, Minut A (2006) New occurrences of tellurides and argyrodite in Rosia Montana, Apuseni Mountains, Romania, and their metallogenic significance, The Canadian Mineralogist, 44, 367-383   [view file]

Bindi L, Nestola F, Guastoni A, Zorzi F, Peruzzo L, Raber T (2012) Te-rich canfieldite, Ag8Sn(S,Te)6, from Lengenbach Quarry, Binntal, Canton Valais, Switzerland: Occurrence, description and crystal structure, The Canadian Mineralogist, 50, 111-118   [view file]