Acanthite R070578

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Name: Acanthite
RRUFF ID: R070578
Ideal Chemistry: Ag2S
Locality: Echo Bay mine, Port Radium, Northwest Territories, Canada
Source: Royal Ontario Museum M41550
Owner: RRUFF
Description: Dark gray metallic fragment
Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction.
Mineral Group: [ Acanthite (2) ]
Quick search: [ All Acanthite samples (2) ]
RAMAN SPECTRUM 
RRUFF ID:
Sample Description: Unoriented sample
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BROAD SCAN WITH SPECTRAL ARTIFACTS
RRUFF ID: R070578
Wavelength:
Sample Description: Unoriented sample
Instrument settings: Thermo Almega XR 532nm @ 10% of 150mW
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Raman Data (Processed)
RRUFF File
Raman Data (RAW) View Graph
RRUFF File
POWDER DIFFRACTION 
RRUFF ID: R070578.9
Sample Description: Single crystal, powder profile is calculated
Cell Refinement Output: a: 4.230(1)Å    b: 6.923(2)Å    c: 7.869(3)Å
alpha: 90°    beta: 99.60(2)°    gamma: 90°   Volume: 227.24(2)Å3    Crystal System: monoclinic
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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
X-ray Data (XY - RAW) View Graph
RRUFF File
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REFERENCES for Acanthite

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]

Kenngott A (1855) Ueber den Akanthit, eine neue Species in dem Geschlechte der Silber-Glanze, Annalen der Physik und Chemie, 95, 462-464   [view file]

Dana J D, Brush G J (1868) Acanthite, in A System of Mineralogy, Fifth Edition John Wiley and Sons New York 51-52   [view file]

Frueh A J (1957) The crystal structure, polymorphism and twinning of acanthite (Ag2S), Acta Crystallographica, 10, 764-764

Frueh A J (1958) The crystallography of silver sulfide, Ag2S, Zeitschrift für Kristallographie, 110, 136-144   [view file]

Sadanaga R, Sueno S (1967) X-ray study on the α-β transition of Ag2S, Mineralogical Journal, 5, 124-148   [view file]

Petruk W, Owens D R, Stewart J M, Murray E J (1974) Observations on acanthite, aguilarite and naumannite, The Canadian Mineralogist, 12, 365-369   [view file]

Cava R J, Reidinger F, Wuensch B J (1980) Single-crystal neutron diffraction study of the fast-ion conductor β-Ag2S between 186 and 325°C, Journal of Solid State Chemistry, 31, 69-80

Pingitore N E, Ponce B F, Eastman M P, Moreno F, Podpora C (1992) Solid solutions in the system Ag2S-Ag2Se, Journal of Material Research, 7, 2219-2224

Pingitore N E, Ponce B F, Estrada L, Eastman M P, Yuan H L, Porter L C, Estrada G (1993) Calorimetric analysis of the system Ag2S-Ag2Se between 25 and 250 °C, Journal of Material Research, 8, 3126-3130

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]

Santamaría-Pérez D, Marqués M, Chuliá-Jordán R, Menendez J M, Gomis O, Ruiz-Fuertes J, Sans J A, Errandonea D, Recio J M (2012) Compression of silver sulfide: X-ray diffraction measurements and total-energy calculations, Inorganic Chemistry, 51, 5289-5298

Bindi L, Pingitore N E (2013) On the symmetry and crystal structure of aguilarite, Ag4SeS, Mineralogical Magazine, 77, 21-31   [view file]