Semseyite R080087

Name: Semseyite
RRUFF ID: R080087
Ideal Chemistry: Pb9Sb8S21
Locality: Herja Mine (Kisbánya), Baia Mare (Nagybánya), Maramures County, Romania
Source: Michael Scott S106088 [view label]
Owner: RRUFF
Description: Metallic grey tabular crystals, associated with fizelyite
Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis.
RRUFF ID: R080087.2
Sample Description: Microprobe Fragment
Measured Chemistry: Pb9.11Ag0.02Sb8.27S21
Microprobe Data File: [ Download Excel File ]
Sample Description: Unoriented sample

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RRUFF ID: R080087
Sample Description: Unoriented sample
Instrument settings: Thermo Almega XR 532nm @ 50% of 150mW
RRUFF ID: R080087.9
Sample Description: Single crystal, powder profile is calculated
Cell Refinement Output: a: 13.639(2)Å    b: 11.976(2)Å    c: 24.582(4)Å
alpha: 90°    beta: 105.958(6)°    gamma: 90°   Volume: 3861(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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REFERENCES for Semseyite

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 Jósef (1881) Semseyite, Magyar Tudományos Akadémia Értesítője, 15, 111-118   [view file]

Burkart-Baumann I, Ottemann J, Nicolini P (1967) Mineralogische Untersuchungen an Jordanit, Semseyit und Cesarolith von drei tunesischen Blei-Zink-Lagerstätten, Chemie der Erde, 26, 256-270

Kohatsu J J, Wuensch B J (1974) Prediction of structures in the homologous series Pb3+2nSb8S15+2n (the plagionite group), Acta Crystallographica, B30, 2935-2937

Kohatsu J J, Wuensch B J (1974) Semseyite (Pb9Sb8S11) and the crystal chemistry of the plagionite group, Pb3+2nSb8S15+2n, American Mineralogist, 59, 1127-1127   [view file]

Matsushita Y (2018) Reexamination of the crystal structure of semseyite, Pb9Sb8S21, Zeitschrift für Mineralogie, 233, 279-284