Fettelite R100083
Name: Fettelite
RRUFF ID: R100083
Ideal Chemistry: [Ag6As2S7][Ag10HgAs2S8]
Locality: Chanarcillo, Chile
Source: William W Pinch [view label]
Owner: RRUFF
Description: Red platy crystals on acanthite. Cell parameters match those reported by Bindi et al (2009), indicating a fettelite polytype.
Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis.
Mineral Group: [ Fettelite (3) ]
Quick search: [ All Fettelite samples (2) ]
CHEMISTRY 
RRUFF ID: R100083.2
Sample Description: Microprobe Fragment
Measured Chemistry: Ag15.66Hg1.21Fe0.02Cu0.004Sb0.17As3.61S15
Microprobe Data File: [ Download Excel File ]
RAMAN SPECTRUM 
RRUFF ID:
Sample Description: Unoriented Raman on the primary sample
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RRUFF ID: R100083
Wavelength:
Sample Description: Unoriented Raman on the primary sample
Instrument settings: Thermo Almega XR 532nm @ 10% of 150mW
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Raman Data (RAW) View Graph
RRUFF File
POWDER DIFFRACTION 
RRUFF ID: R100083.9
Sample Description: Single crystal, powder profile is calculated
Cell Refinement Output: a: 26.201(6)Å    b: 15.137(4)Å    c: 15.646(4)Å
alpha: 90°    beta: 90.69(1)°    gamma: 90°   Volume: 6205(2)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.

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DIF File
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RRUFF File
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REFERENCES for Fettelite

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]

Wang N, Paniagua A (1996) Fettelite, a new Hg-sulfosalt mineral from Odenwald, Neues Jahrbuch für Mineralogie, Monatshefte, 1996, 313-320

Jambor J L, Puziewicz J, Roberts A C (1997) New mineral names, American Mineralogist, 82, 620-624   [view file]

Pérez-Priede M, Huguet X X, Blanco D M, Granda S G (2005) Going inside fettelite, a Hg-sulfosalt mineral, Acta Crystallographica, A61, C380-C380

Bindi L, Keutsch F N, Francis C A, Menchetti S (2009) Fettelite, [Ag6As2S7][Ag10HgAs2S8] from Chañarcillo, Chile: Crystal structure, pseudosymmetry, twinning, and revised chemical formula, American Mineralogist, 94, 609-615   [view file]

Bindi L, Menchetti S (2010) HT-study on fettelite, [Ag6As2S7][Ag10HgAs2S8]: ionic phase transition indicating the possible existance of different polytypes, Acta Mineralogica Petrographica Abstract Series. 20th General Meeting of the International Mineralogical Association 21-27 August, 2010. Budapest, Hungary, 6, 742-742   [view file]

Bindi L, Menchetti S (2011) Fast ion conduction character and ionic phase-transition in silver sulfosalts: The case of fettelite [Ag6As2S7][Ag10HgAs2S8], American Mineralogist, 96, 792-796   [view file]

Bindi L, Downs R T, Spry P G, Pinch W W, Menchetti S (2012) A chemical and structural re-examination of fettelite samples from the type locality, Odenwald, southwest Germany, Mineralogical Magazine, 76, 551-566   [view file]