Polydymite R050609

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Name: Polydymite
RRUFF ID: R050609
Ideal Chemistry: Ni2+Ni3+2S4
Locality: Dry Nickel mine, Bindura, South Rhodesia, Rhodesia
Source: University of Arizona Mineral Museum [view label]
Owner: RRUFF
Description: Reddish-bronze tarnished metallic fragment associated with green clinochlore and white actinolite
Status: The identification of this mineral has been confirmed by X-ray diffraction.
Mineral Group: [ Spinel (62) ]
Quick search: [ All Polydymite samples (2) ]
CHEMISTRY 
RRUFF ID: R050609.2
Sample Description: Microprobe Fragment
Measured Chemistry: (Ni0.85Fe0.15)Ni2.00S4.00
Reference File: [ View PDF ]
RAMAN SPECTRUM 
RRUFF ID:
Sample Description: Unoriented sample
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Direction of polarization of laser relative to fiducial mark:
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BROAD SCAN WITH SPECTRAL ARTIFACTS
RRUFF ID: R050609
Wavelength:
Sample Description: Unoriented sample
Instrument settings: Thermo Almega XR 532nm @ 100% of 150mW
INFRARED SPECTRUM (Attenuated Total Reflectance) 
RRUFF ID: R050609.1
Instrument settings: SensIR Durascope on a Nicolet Magna 860 FTIR
Resolution:
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POWDER DIFFRACTION 
RRUFF ID: R050609.1
Sample Description: Powder
Cell Refinement Output: a: 9.4788(2)Å    b: 9.4788(2)Å    c: 9.4788(2)Å
alpha: 90.°    beta: 90.°    gamma: 90.°   Volume: 851.65(6)Å3    Crystal System: cubic
  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 Polydymite

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]

Laspeyres H (1876) Chemische Untersuchungen von Nickelerzen; 1. Polydymit, ein neues Nickelerz, Journal für Praktische Chemie, 122, 397-413   [view file]

Lundqvist D (1947) X-ray studies on the binary system Ni-S, Arkiv för Kemi, Mineralogi och Geologi, 24A, issue 21 1-12

Vaughan D J, Craig J R (1985) The crystal chemistry of iron-nickel thiospinels, American Mineralogist, 70, 1036-1043   [view file]

Bosi F, Biagioni C, Pasero M (2019) Nomenclature and classification of the spinel supergroup, European Journal of Mineralogy, 31, 183-192   [view file]