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Scottyite

This page kindly sponsored by Michael Scott
Big Photo

Wessels Mine (Wessel's Mine), Hotazel, Kalahari manganese fields, Northern Cape Province, South Africa
© BRK

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Formula:
BaCu
 
2
Si
 
2
O
 
7
System:Orthorhombic
Name:Named for Michael Scott (1945 - ), first CEO of Apple and significant sponsor of the Rruff project.


Also known as a synthetic phase.

Classification of Scottyite

IMA status:Approved 2012
mindat.org URL:http://www.mindat.org/min-42861.html
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Type Occurrence of Scottyite

Type Locality:Wessels Mine (Wessel's Mine), Hotazel, Kalahari manganese fields, Northern Cape Province, South Africa
General Appearance of Type Material:Blue massive, associated with wesselsite and lavinskyite.
Place of Conservation of Type Material:Mineral Museum of the University of Arizona, Tucson, Arizona, USA, catalogue number 19334

Crystallography of Scottyite

Crystal System:Orthorhombic
Cell Parameters:a = 6.8556(2) Å, b = 13.1725(4) Å, c = 6.8901(2) Å
α = 90°, β = 90°, γ = 90°
Ratio:a:b:c = 0.52 : 1 : 0.523
Unit Cell Volume:V 622.21 ų
X-Ray Powder Diffraction:
d-spacingIntensity
6.586(52)
3.911(22)
3.078(17)
3.053(64)
3.041(100)
2.726(52)
2.430(37)
1.955(20)

Chemical Properties of Scottyite

Formula:
BaCu
 
2
Si
 
2
O
 
7
Essential elements:Ba, Cu, O, Si
All elements listed in formula:Ba, Cu, O, Si

Other Names for Scottyite

Synonyms:
IMA2012-027Unnamed (Ba-Cu Silicate)
Other Languages:

Other Information

Health Warning:No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

References for Scottyite

Reference List:

- +
Janczak, J., Kubiak, R. & Glowiak, T. (1990): Structure of barium copper pyrosilicate at 300 K. Acta Crystallographica, C46, 1383-1385.

Hentschel, G. (1993): Die Lavaströme der Graulai: eine neue Fundstelle in der Westeifel. Lapis 12 (9), 11-23. (in German) [as Unnamed (Ba-Cu Silicate) identical with synthetic BaCu2Si2O7]

Yamada, T., Hiroi, Z. & Takano, M. (2001): Spin-1/2 quantum antiferromagnetic chains with tunable superexchange interactions found in BaCu2(Si1-xGex)2O7. Journal of Solid State Chemistry 156, 101-109.

G. Blass, H.-W. Graf, U. Kolitsch and D. Sebold (2009): The new finds from the volcanic Eifel (II). Mineralien-Welt 20 (2), 38-49. (in German) [as Unnamed (Ba-Cu Silicate) identical with synthetic BaCu2Si2O7]

Yang, H., Downs, R.T., Evans, S.H., Pinch, W.W. and Origlieri, M.J. (2012): Scottyite, IMA 2012-027. CNMNC Newsletter No. 14, October 2012, page 1284; Mineralogical Magazine, 76, 1281-1288.

Internet Links for Scottyite

Search Engines:
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    • External Links:
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  • Raman and XRD data at RRUFF project
  • American Mineralogist Crystal Structure Database
    • Mineral Dealers:
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    • Specimens:The following Scottyite specimens are currently listed for sale on minfind.com.
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    • Localities for Scottyite

    The map shows a selection of localities that have latitude and longitude coordinates recorded. Click on the symbol to view information about a locality. The symbol next to localities in the list can be used to jump to that position on the map.
    Hide Locality List
    (TL) indicates type locality. ? indicates mineral may be doubtful at this locality. All other localities listed without reference should be considered as uncertain and unproven until references can be found.
    Germany
     
    • Rhineland-Palatinate
      • Eifel
        • Daun
          • Oberstadtfeld
    		Blaß, G. & Schüller, W. (2011): „Unglaubliche“ Kupfermineralien aus der Vulkaneifel: Auf‘m Kopp bei Neroth. Lapis 36 (10), 21-28; 90.
          • Üdersdorf
    		G. Blass, H.-W. Graf, U. Kolitsch and D. Sebold (2009): The new finds from the volcanic Eifel (II). Mineralien-Welt 20 (2), 38-49. (in German)
        • Hillesheim
    		Hentschel, G. (1993): Die Lavaströme der Graulai: eine neue Fundstelle in der Westeifel. Lapis 12 (9), 11-23. (in German); G. Blass, H.-W. Graf, U. Kolitsch and D. Sebold (2009): The new finds from the volcanic Eifel (II). Mineralien-Welt 20 (2), 38-49. (in German); Uwe Kolitsch & H. J. Bernhardt (unpublished structure refinement and EPMA data)
    South Africa
     
    • Northern Cape Province
      • Kalahari manganese fields
        • Hotazel
    		http://rruff.info/scottyite; Yang, H., Downs, R.T., Evans, S.H., Pinch, W.W. and Origlieri, M.J. (2012): Scottyite, IMA 2012-027. CNMNC Newsletter No. 14, October 2012, page 1284; Mineralogical Magazine, 76, 1281-1288.
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