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Knebelite

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Formula:
from (Fe1.5Mn0.5)2SiO4 to (Mn1.5Fe0.5)2SiO4
A variety of Fayalite-Tephroite Series

Definitions vary (manganoan fayalite or intermediate member of the Fayalite-Tephroite Series).

Classification of Knebelite

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Chemical Properties of Knebelite

Formula:
from (Fe1.5Mn0.5)2SiO4 to (Mn1.5Fe0.5)2SiO4
Essential elements:
All elements listed in formula:

Other Names for Knebelite

Name in Other Languages:
Simplified Chinese:锰铁橄榄石
Spanish:Knebelita

Other Information

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

References for Knebelite

Reference List:
J.W. Dobereiner (1817): Jour. Ch. Ph., xxi, p. 49. [Analysis by Dobereiner: silica : 32.5, protoxide of manganese: 35.0, protoxide of iron: 32.0, total 99.5%; the original paper does not give a locality for knebelite, but a later paper mentioned in Dana 6, p 457, gives the locality as found in granite near Ilmenau.]

Internet Links for Knebelite

Localities for Knebelite

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.
(TL) indicates type locality for a valid mineral species. (FRL) indicates first recorded locality for everything else. ? 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.
Canada
 
  • British Columbia
    • Slocan Mining Division
      • Riondel
Min Rec (1977) 8:34-36
China
 
  • Hubei Province
    • Huanggang Prefecture
      • Luotian Co.
        • Hejiawan
Jingqu Yao (1992): Acta Petrologica et Mineralogica 11(3), 257-266
Jingqu Yao (1992): Acta Petrologica et Mineralogica 11(3), 257-266
    • Wuhan Prefecture
      • Huangpi District
Jingqu Yao (1992): Acta Petrologica et Mineralogica 11(3), 257-266
  • Hunan Province
    • Chenzhou Prefecture
      • Suxian District
        • Dongpo ore field
Zhaojian Zeng (1997): Hunan Geology 16(3), 163-166
  • Liaoning Province (Manchuria; Dongbei Region)
    • Huludao Prefecture
      • Jianchang Co.
        • Bajiazi Zn-Pb-Ag deposit
Yiming Zhao, Yongguan Dong, Daxin Li, and Chengsi Bi (2003): Ore Geology Reviews 23, 153-182.
Yiming Zhao, Yongguan Dong, Daxin Li, and Chengsi Bi (2003): Ore Geology Reviews 23, 153-182
Yiming Zhao, Yongguan Dong, Daxin Li, and Chengsi Bi (2003): Ore Geology Reviews 23, 153-182.
Yiming Zhao, Yongguan Dong, Daxin Li, and Chengsi Bi (2003): Ore Geology Reviews 23, 153-182.
Japan
 
  • Honshu Island
    • Kanto Region
      • Tochigi Prefecture
        • Nikko City
          • Ashio-machi
Introduction to Japanese Minerals (Geological Survey of Japan, 1970); Watanabe, T. and Kato, A. (1961) Manganpyrosmalite from the Kyurazawa mine, Tochigi prefecture. Mineralogical Journal, 3, #3, 130-138.
    • Tohoku Region
      • Fukushima Prefecture
        • Kawamata
          • Iizaka Village (Iisaka)
Yamada, S. (2004) Nihonsan-koubutsu Gojuon-hairetsu Sanchi-ichiranhyou (111 pp.)
      • Iwate Prefecture
        • Kamaishi City
Dr. Matsuo Nambu collection (curated at Geological Survey of Japan)
Russia
 
  • Far-Eastern Region
    • Primorskiy Kray
American Mineralogist, Vol. 64, 1979, pp. 432-435
  • Northern Caucasus Region
    • North Ossetia Republic
      • Sadon ore district
Groznova, E.O., Dobrovol’skaya, M.G., Kovalenker, V.A., Davydov, K.V., Bitarov, V.T., and Razin, M.V. (2006): Geology of Ore Deposits 48(2), 108-133.; Groznova et al (2005) New Data on Minerals Vol 40 pp72-79
Slovakia
 
  • Košice Region
    • Rožňava Co.
      • Rožňava (Rosenau; Rozsnyó)
        • Čučma
Koděra et all.,1990: Topografická mineralógia Slovenska, I-III, 1590p; Rojkovič, I. (2001): Geolines 13, 34-41.
South Africa
 
  • Northern Cape Province
    • Namakwa District (Namaqualand)
Minerals of South Africa
Sweden
 
  • Dalarna
    • Borlänge
    • Hedemora
      • Hag mine ore field
    • Ludvika
Weibull, M. (1884): Mineralogiska notiser. 1) Igelströmit från Hillängs grufvor i Dalarne. Geologiska Föreningen i Stockholm Förhandlingar. 7:263-265
    • Smedjebacken
Natural History Museum, Stockholm collection ( item # HS1392, Hj. Sjögren collection)
Natural History Museum, Stockholm collection # 19330722
Natural History Museum, Stockholm collection ( item # 19530399, N. Sundius collection)
Weibull, M. (1883): Några Mangan-mineral från Vester-Silfberget i Dalarne. Geologiska Föreningen i Stockholm Förhandlingar 6: 499-509
  • Gästrikland
    • Hofors
SGU rapp130 (2009)
      • Torsåker
SGU rapp130 (2009)
    • Ovanåker
  • Hälsingland
    • Ljusdal
      • Los
Stenberg, T. (2002): Los den 7-8 september 2002- berättelser från mineralljakt och viltsafari. Berg & Mineral (Stockholms Amatørgeologiska Sällskap), 12 (nr 37), 7-13
  • Närke
    • Askersund
No reference listed
No reference listed
    • Hallsberg
    • Lekeberg
      • Vintrosa
  • Södermanland
    • Nyköping
      • Svärta ore field
No reference listed
      • Tunaberg
    • Strängnäs
      • Åker
No reference listed
  • Uppland
    • Östhammar
      • Dannemora
No reference listed
  • Värmland
    • Filipstad
      • Gåsborn
No reference listed
  • Västmanland
    • Hällefors
      • Grythyttan
No reference listed
Jasinski, A.W. (1983): Some aspects of the silver mineralization in the Hällefors region (Bergslagen, Sweden). Mineralogical Magazine. 47, 507-514
    • Lindesberg
    • Ljusnarsberg
No reference listed
No reference listed
    • Nora
    • Norberg
No reference listed
USA
 
  • New Hampshire
    • Coos Co.
      • Stark
Meyers & Stewart (1956). The Geology of NH: Part III Minerals and Mines. p.43-44
  • Rhode Island
    • Providence Co.
Yale Peabody Museum #671
Mineral and/or Locality  
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