Safflorite R070611



Name: Safflorite
RRUFF ID: R070611
Ideal Chemistry: CoAs2
Locality: Timiskaming County, Ontario, Canada
Source: James Shigley [view label]
Owner: RRUFF
Description: Dark gray tarnished metallic prismatic crystals embedded in metalic spherules with native silver. Crystal structure reported in Yang et al (2008). This is the structure type sample.
Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis.
Mineral Group: [ Lollingite (8) ]
Quick search: [ All Safflorite samples (2) ]
CHEMISTRY 
RRUFF ID: R070611.2
Sample Description: Microprobe Fragment
Measured Chemistry: (Co0.61Ni0.22Fe0.17)Σ=1(As1.99S0.01)Σ=2
Microprobe Data File: [ Download Excel File ]
RAMAN SPECTRUM 
RRUFF ID:
Sample Description: Unoriented sample
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BROAD SCAN WITH SPECTRAL ARTIFACTS
RRUFF ID: R070611
Wavelength:
Sample Description: Unoriented sample
Instrument settings: Thermo Almega XR 532nm @ 100% of 150mW
POWDER DIFFRACTION 
RRUFF ID: R070611.9
Sample Description: Single crystal, powder profile is calculated
Cell Refinement Output: a: 5.067(1)Å    b: 5.879(1)Å    c: 3.140(1)Å
alpha: 90°    beta: 90°    gamma: 90°   Volume: 93.58(2)Å3    Crystal System: orthorhombic
  File Type Information Close
Output file from the Bruker D8 Advance instrument. Includes device headers and XY data.

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REFERENCES for Safflorite

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]

Breithaupt J F A (1835) Ueber das verhältniss der formen zu den mischungen krystallisirter körper, Journal für Praktische Chemie, 4, 249-271   [view file]

Fleischer M (1943) New mineral names, American Mineralogist, 28, 61-64   [view file]

Radcliffe D, Berry L G (1968) The safflorite-loellingite solid solution series, American Mineralogist, 53, 1856-1881   [view file]

Fleischer M (1969) New mineral names, American Mineralogist, 54, 1495-1499   [view file]

Nickel E H (1969) The application of ligand-field concepts to an understanding of the structural stabilities and solid-solution limits of sulphides and related minerals, Chemical Geology, 5, 233-241

Petruk W, Harris D C, Stewart J M (1971) Characteristics of the arsenides, sulpharsenides, and antimonides, The Canadian Mineralogist, 11, 150-186   [view file]

Wagner T, Lerenz J (2002) Mineralogy of complex Co-Ni-Bi vein mineralization, Bieber deposit, Spessart, Germany, Mineralogical Magazine, 66, 385-407   [view file]

Ondruš P, Veselovský F, Gabašová A, Hloušek J, Šrein V, Vavrín I, Skála R, Sejkora J, Drábek M (2003) Primary minerals of the Jáchymov ore district, Journal of the Czech Geological Society, 48, 19-147   [view file]

Hem S R, Makovicky E (2004) The system Fe-Co-Ni-As-S. II. Phase relations at in the (Fe,Co,Ni)As1.5S0.5 section at 650° and 500°C, The Canadian Mineralogist, 42, 63-86   [view file]

Gritzenko Y D, Spiridonov E M (2005) Minerals of continuous series rammelsbergite—loellingite and rammelsbergite—safflorite in metamorphic—hydrothermal veins of Norilsk ore field, Zapiski Rossiiskogo Mineralogicheskogo Obshchetstva, 134, issue 1 53-68   [view file]

Yang H, Downs R T, Eichler C (2008) Safflorite, (Co,Ni,Fe)As2, isomorphous with marcasite, Acta Crystallographica, E64, i62-i62   [view file]

Hazen R M, Hystad G, Golden J J, Hummer D R, Liu C, Downs R T, Morrison S M, Ralph J, Grew E S (2017) Cobalt mineral ecology, American Mineralogist, 102, 108-116