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About RasvumiteHide

4 - 5
Specific Gravity:
Crystal System:
Named after the type locality: Rasvumchorr Mt, Khibiny Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia.
Isostructural with:
Partially alters to orange-brown FexSy in open air, within days or hours.

Classification of RasvumiteHide


2 : SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulfantimonites, sulfbismuthites, etc.)
F : Sulfides of arsenic, alkalies; sulfides with halide, oxide, hydroxide, H2O
B : With alkalies (without Cl, etc.)

9 : AmBnXp, with (m+n):p = 1:1

3 : Sulphides, Selenides, Tellurides, Arsenides and Bismuthides (except the arsenides, antimonides and bismuthides of Cu, Ag and Au, which are included in Section 1)
0 : Sulphides etc. of the alkalis

Physical Properties of RasvumiteHide

turns iridescent purple or bronze, to dull on oxidation
4 - 5 on Mohs scale
perfect on {110}
3.1 g/cm3 (Measured)    3.029 g/cm3 (Calculated)

Chemical Properties of RasvumiteHide

Common Impurities:

Crystallography of RasvumiteHide

Crystal System:
Class (H-M):
mmm (2/m 2/m 2/m) - Dipyramidal
Space Group:
Cell Parameters:
a = 9.04 Å, b = 11.01 Å, c = 5.43 Å
a:b:c = 0.821 : 1 : 0.493
Unit Cell V:
540.45 ų (Calculated from Unit Cell)

Type Occurrence of RasvumiteHide

Synonyms of RasvumiteHide

Other Language Names for RasvumiteHide

Simplified Chinese:硫铁钾矿
Traditional Chinese:硫鐵鉀礦

Common AssociatesHide

Associated Minerals Based on Photo Data:
Aegirine2 photos of Rasvumite associated with Aegirine on mindat.org.
Vaterite2 photos of Rasvumite associated with Vaterite on mindat.org.
Lamprophyllite1 photo of Rasvumite associated with Lamprophyllite on mindat.org.
Aegirine-augite1 photo of Rasvumite associated with Aegirine-augite on mindat.org.
Erdite1 photo of Rasvumite associated with Erdite on mindat.org.

Related Minerals - Nickel-Strunz GroupingHide

2.FB.05CaswellsilveriteNaCrS2Trig. 3m (3 2/m) : R3m
2.FB.05SchöllhorniteNa0.3CrS2 · H2OTrig.
2.FB.05CronusiteCa0.2CrS2 · 2 H2OTrig. 3m : R3m
2.FB.10ChvilevaiteNa(Cu,Fe,Zn)2S4Trig. 3m : R3m
2.FB.15Orickite2CuFeS2 · H2OHex.
2.FB.20PautoviteCsFe2S3Orth. mmm (2/m 2/m 2/m) : Cmcm
2.FB.25ColimaiteK3VS4Orth. mmm (2/m 2/m 2/m) : Pnma

Related Minerals - Hey's Chemical Index of Minerals GroupingHide

3.0.1ErditeNaFeS2 · 2H2OMon. 2/m : B2/b
3.0.2CoyoteiteNaFe3S5 · 2H2OTric.
3.0.3ChvilevaiteNa(Cu,Fe,Zn)2S4Trig. 3m : R3m
3.0.5BartoniteK6Fe20S26STet. 4/mmm (4/m 2/m 2/m) : I4/mmm

Other InformationHide

Slightly magnetic
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 RasvumiteHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
American Mineralogist (1971): 56: 1121.
Czamanske, G.K., R.C. Erd, M.N. Sokolova, M.G. Dobovol’skaya & M.T. Dmitrieva (1979), New data on rasvumite and djerfisherite: American Mineralogist: 64: 776-778.
American Mineralogist (1980): 65: 477-482.
Zapiski Vserossiyskogo Mineralogicheskogo Obshchestva: 99: 712-720.

Internet Links for RasvumiteHide

Localities for RasvumiteHide

This 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.

Locality ListHide

- This locality has map coordinates listed. - This locality has estimated coordinates. ⓘ - 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.
  • Eastern Antarctica
    • Transantarctic Mts
      • Miller Range
Ling, Z., & Wang, A. (2015). Spatial distributions of secondary minerals in the Martian meteorite MIL 03346, 168 determined by Raman spectroscopic imaging. Journal of Geophysical Research: Planets, 120(6), 1141-1159.
  • Québec
    • Laurentides
      • Deux-Montagnes RCM
        • Oka
Chen, W., Kamenetsky, V. S., & Simonetti, A. (2013). Evidence for the alkaline nature of parental carbonatite melts at Oka complex in Canada. Nature communications, 4, ncomms3687.
    • Montérégie
      • La Vallée-du-Richelieu RCM
        • Mont Saint-Hilaire
Horváth, L and Gault, R.A. (1990), The mineralogy of Mont Saint-Hilaire Quebec. Mineralogical Record: 21: 284-359. CHAKHMOURADIAN, A.R., HALDEN, N.M., MITCHELL, R.H., and HORVÁTH, L. (2007) Rb-Cs-rich rasvumite and sector-Zoned “loparite-(Ce)” from the Mont Saint-Hilaire (Québec, Canada) and their petrologic significance. European Journal of Mineralogy, 19, 533-546.
  • Telemark
    • Skien
Jamtveit B., Dahlgren S. and Austrheim H. (1997): High-grade contact metamorphism of calcareous rocks from the Oslo Rift, Southern Norway. American Mineralogist. 82 : 1241 - 1254
  • Krasnoyarsk Krai
    • Maimecha and Kotui Rivers Basin
N. V. Sorokhtina, A.M. Asavin, V.G .Senin (2010) K-bearing sulfides in carbonatites of the Guli massif of the Polar Siberia. Abstracts of XXVII International conference School «Geochemistry of Alkaline rocks». – Moscow-Koktebel’. pp. 240 pp.
  • Murmansk Oblast
Potter, N. J., Kamenetsky, V. S., Chakhmouradian, A. R., & Goemann, K. (2017) Inclusions in perovskite-magnetite-silicate rocks from Afrikanda, Russia: Clues to the early history of carbonatites?. 11th International Kimberlite Conference
    • Khibiny Massif
      • Koashva Mt
[World of Stones 95:5-6, p64]; Pekov, I. (1998) Minerals First discovered on the territory of the former Soviet Union 369p. Ocean Pictures, Moscow; Kapustin, Y. L., Pudovkina, Z. V., Bykova, A. V., & Lyubomilova, G. V. (1975). Koashvite, a new mineral. International Geology Review, 17(6), 654-660.
ZRMO 138(2),52-66(2009)
Pekov, I. (1998) Minerals First discovered on the territory of the former Soviet Union 369p. Ocean Pictures, Moscow
Pekov, I. (1998) Minerals First discovered on the territory of the former Soviet Union 369p. Ocean Pictures, Moscow
Am Min 79:1011; Pekov, I. (1998) Minerals First discovered on the territory of the former Soviet Union 369p. Ocean Pictures, Moscow; Belakovskiy D, Smith D G W, Welch M (2013) New mineral names. American Mineralogist 98, 811-815
        • Rasvumchorr Mine
Pekov, I. (1998) Minerals First discovered on the territory of the former Soviet Union 369p. Ocean Pictures, Moscow
Sokolova et al (2005) New Data on Minerals Vol 40 pp115-118; Pekov I.V., Zubkova N.V., Filinchuk Ya.E., Chukanov N.V., Zadov A.E., Pushcharovsky D.Yu., Gobechiya E.R. (2010): Shlykovite, KCa[Si4O9(OH)]·3H2O, and cryptophyllite, K2Ca[Si4O10]·5H2O, two new mineral species from the Khibiny alkaline complex, Kola Peninsula, Russia. Zapiski RMO, 139(1), 37-50.
      • The Carbonatite Stock in the vicinity of Tul'ilukht Bay
[Mandarino, 1997]; Pekov, I. (1998) Minerals First discovered on the territory of the former Soviet Union 369p. Ocean Pictures, Moscow
Anthony, Bideaux, Bladh, Nichols: "Handbook of Mineralogy", Vol. 4, 2000; Pekov, I. (1998) Minerals First discovered on the territory of the former Soviet Union 369p. Ocean Pictures, Moscow
      • Yukspor Mt
Pavel M. Kartashov data
Henderson, C. M. B., Kogarko, L. N., & Plant, D. A. (1999). Extreme closed system fractionation of volatile-rich, ultrabasic peralkaline melt inclusions and the occurrence of djerfisherite in the Kugda alkaline complex, Siberia. Mineralogical Magazine, 63(3), 433-438.
Pekov, I.V. (2000): Lovozero Massif. Moscow, Ocean Pictures Ltd, 480 pp.; Pakhomovsky, Y. A., Ivanyuk, G. Y., & Yakovenchuk, V. N. (2014). Loparite-(Ce) in rocks of the Lovozero layered complex at Mt. Karnasurt and Mt. Kedykvyrpakhk. Geology of Ore Deposits, 56(8), 685-698.
  • Sakha Republic (Yakutia)
    • Daldyn-Alakit kimberlite field
      • Daldyn
Sharygin, V. V., Kamenetsky, V. S., Kamenetskaya, M. B., Seretkin, Y. V., & Pokhilenko, N. P. (2007, August). Rasvumite from the Udachnaya-East Pipe: The first finding in kimberlites. In Doklady Earth Sciences (Vol. 415, No. 2, pp. 929-934). Nauka/Interperiodica.; Sharygin, V. V., Kamenetsky, V. S., & Kamenetsky, M. B. (2008). Potassium sulfides in kimberlite-hosted chloride–“nyerereite” and chloride clasts of Udachnaya-East pipe, Yakutia, Russia. The Canadian Mineralogist, 46(4), 1079-1095.
South Africa
  • Northern Cape
    • Francis Baard District
      • Windsorton
Clarke, D. B., Pe, G. G., MacKay, R. M., Gill, K. R., O'hara, M. J., & Gard, J. A. (1977). A new potassium-iron-nickel sulphide from a nodule in kimberlite. Earth and Planetary Science Letters, 35(3), 421-428.
  • California
    • Humboldt Co.
      • Coastal Range
Czamanske, G.K., M.A. Lamphere, R.C. Erd & M.C. Blake (1978) Age measurement of potassium-bearing sulfide minerals by the 40Ar/39Ar technique: Earth Planet. Sci. Lett.: 40: 107-110; Czamanske, G.K., R.C. Erd, M.N. Sokolova, M.G. Dobovol’skaya & M.T. Dmitrieva (1979), New data on rasvumite and djerfisherite: American Mineralogist: 64: 776-778; Czamanske, G.K., B.F. Leonard & J.R. Clark (1980), Erdite, a new hydrated sodium iron sulfide mineral: American Mineralogist: 65: 509-515; Konnert, J.A. and Evans, H.T. (1980) The crystal structure of erdite, NaFeS2 •2H2O. American Mineralogist: 65: 516-521; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 67; American Mineralogist: (1983) 68: 245-254; www.koeln.netsurf.de/~w.steffens/usa.htm.
  • New Mexico
    • Colfax Co.
      • Springer
        • Point of Rocks Mesa (Pecks Mesa)
4th Annual New Mexico Mineral Symposium (1985) New Mexico Geology 7:18-19
Mineral and/or Locality  
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