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Schefferite

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About SchefferiteHide

Formula:
(Ca,Mn)(Mg,Fe,Mn)Si2O6
Name:
Named in 1862 by Johann Andreas Christian Michaelson in honor of Henrik Teofilus Scheffer [December 28, 1710, Stockholm, Sweden - August 10, 1759, Stockholm, Sweden], a Swedish physician, botanist, and chemist who made studies of platinum before it was established as a new element. He was a student of Celsius and Brandt.
A variety of Diopside

A brown manganoan variety of Diopside that frequently shows pronounced parting (IMA Subcommittee on Pyroxenes 1988).

Originally described from Långban, Filipstad, Värmland, Sweden.




Classification of SchefferiteHide

Notes:
Rejected by the IMA

Chemical Properties of SchefferiteHide

Formula:
(Ca,Mn)(Mg,Fe,Mn)Si2O6

Other Language Names for SchefferiteHide

German:Schefferit
Spanish:Schefferita

Common AssociatesHide

Associated Minerals Based on Photo Data:
Calcite16 photos of Schefferite associated with Calcite on mindat.org.
Hedyphane6 photos of Schefferite associated with Hedyphane on mindat.org.
Långbanite5 photos of Schefferite associated with Långbanite on mindat.org.
Willemite5 photos of Schefferite associated with Willemite on mindat.org.
Richterite4 photos of Schefferite associated with Richterite on mindat.org.
Hyalophane4 photos of Schefferite associated with Hyalophane on mindat.org.
Fluorapatite4 photos of Schefferite associated with Fluorapatite on mindat.org.
Andradite4 photos of Schefferite associated with Andradite on mindat.org.
Roméite Group3 photos of Schefferite associated with Roméite Group on mindat.org.
Clinohedrite1 photo of Schefferite associated with Clinohedrite on mindat.org.

Other InformationHide

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

Internet Links for SchefferiteHide

Localities for SchefferiteHide

ⓘ - Click for further information on this occurrence. ? - Indicates mineral may be doubtful at this locality. - Good crystals or important locality for species. - World class for species or very significant. (TL) - Type Locality for a valid mineral species. (FRL) - First Recorded Locality for everything else (eg varieties). Struck out - Mineral was erroneously reported from this locality. Faded * - Never found at this locality but inferred to have existed at some point in the past (eg from pseudomorphs.)

All localities listed without proper references should be considered as questionable.
Italy
 
  • Aosta Valley
    • Saint-Marcel
Bondi M., Mottana A, Kurat G., Rossi G, (1978) - Cristallochimica del Violano e della Schefferite di St Marcel (Vallle d'Aosta) - Rend. S.I.M.P., Milano, vol. 34, (I), pp. 15-25
  • Liguria
    • La Spezia Province
      • Vara Valley
        • Borghetto Vara
Palenzona A., Di Giovanni F., Borgo E. (1988) - La miniera di Manganese di Cerchiara (SP) - Rivista Miner. Ital., Milano, fasc. 4, pp.209-218
Japan
 
  • Honshu Island
    • Chubu Region
      • Nagano Prefecture
        • Kami-Ina-gun
Lee, D. E. (1955)
    • Chugoku Region
      • Yamaguchi Prefecture
        • Iwakuni City
Pohwat, P. (2013) Rocks & Minerals, 88 (2), 168.
    • Tohoku Region
      • Iwate Prefecture
        • Miyako City
Pohwat, P. (2013) Rocks & Minerals, 88 (2), 168.
Sweden
 
  • Dalarna
    • Avesta
      • Folkärna
  • Värmland
    • Filipstad
[MinRec 9:113]
      • Nordmark district
        • Jakobsberg ore field
GFF 2, 179
      • Persberg district
        • Pajsberg
Nysten, P. (1984): Kleinod des Nordens - Harstigen in Schweden. Magma 2/1984, 12-30.
No reference listed
  • Västmanland
    • Hällefors
      • Grythyttan
No reference listed
    • Lindesberg
No reference listed
    • Norberg
Garnum, E. & Torstensson, O. (2002): Exkursion til Norberg. Berg & Mineral (Stockholms Amatørgeologiska Sällskap), 12 (nr 37), 14-16
      • Getback ore field
No reference listed
USA
 
  • Michigan
www.deq.state.mi.us/documents/deq-glm-rcim-geology-Minerals_Found_In_Michigan.Pdf.
      • Marquette iron range
        • Champion
Mineralogy of Michigan (2004) Heinrich & Robinson
  • New Jersey
    • Sussex Co.
Palache, Charles, 1935, The Minerals of Franklin and Sterling Hill, Sussex County, New Jersey, USGS PP 180.
        • Franklin
Palache, Charles, 1935, The Minerals of Franklin and Sterling Hill, Sussex County, New Jersey, USGS PP 180.
Mineral and/or Locality  
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