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Rambergite

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Formula:
MnS
System:
Hexagonal
Colour:
Dark brown to black
Lustre:
Resinous
Hardness:
4
Member of:
Name:
Named after Hans Ramberg (1917-1998), Professor of Mineralogy and Petrology at the University of Chicago, then at the University of Uppsala, Sweden.

Classification of Rambergite

Approved
2.CB.45

2 : SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulfantimonites, sulfbismuthites, etc.)
C : Metal Sulfides, M: S = 1: 1 (and similar)
B : With Zn, Fe, Cu, Ag, etc.
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First Recorded Occurrence of Rambergite

Geological Setting of First Recorded Material:
Amphibole skarn

Occurrences of Rambergite

Geological Setting:
Skarns; anoxic, laminated, Baltic Sea sediments rich
in organic matter; metasedimentary manganese ores.

Physical Properties of Rambergite

Resinous
Colour:
Dark brown to black
Streak:
Brown
Hardness (Mohs):
4
Tenacity:
Brittle
Cleavage:
Distinct/Good
{1120} and {0001}
Fracture:
Irregular/Uneven

Crystallography of Rambergite

Crystal System:
Hexagonal
Class (H-M):
6mm - Dihexagonal Pyramidal
Space Group:
P63mc
Cell Parameters:
a = 3.975(5) Å, c = 6.433(6) Å
Ratio:
a:c = 1 : 1.618
Unit Cell Volume:
V 88.03 ų (Calculated from Unit Cell)
Z:
2
Morphology:
Idiomorphic hexagonal crystals to 1.5mm

Optical Data of Rambergite

Type:
Uniaxial (+/-)
Colour in reflected light:
Steel gray
Internal Reflections:
Brorwn-red

Chemical Properties of Rambergite

Formula:
MnS
Essential elements:
All elements listed in formula:

Relationship of Rambergite to other Species

Member of:
Other Members of Group:
Buseckite(Fe,Zn,Mn)S
CadmoseliteCdSe
GreenockiteCdS
Wurtzite(Zn,Fe)S
2.CB.05aColoradoiteHgTe
2.CB.05aHawleyiteCdS
2.CB.05aMetacinnabarHgS
2.CB.05cPolhemusite(Zn,Hg)S
2.CB.05bSakuraiite(Cu,Zn,Fe)3(In,Sn)S4
2.CB.05aSphaleriteZnS
2.CB.05aStilleiteZnSe
2.CB.05aTiemanniteHgSe
2.CB.05UM1998-15-S:CuFeZnCu2Fe3Zn5S10
2.CB.05aRudashevskyite(Fe,Zn)S
2.CB.10aChalcopyriteCuFeS2
2.CB.10aEskeborniteCuFeSe2
2.CB.10aGalliteCuGaS2
2.CB.10bHaycockiteCu4Fe5S8
2.CB.10aLenaiteAgFeS2
2.CB.10bMooihoekiteCu9Fe9S16
2.CB.10bPutoraniteCu9(Fe,Ni)9S16
2.CB.10aRoquesiteCuInS2
2.CB.10bTalnakhiteCu9(Fe,Ni)8S16
2.CB.10aLaforêtiteAgInS2
2.CB.15aČernýiteCu2(Cd,Zn,Fe)SnS4
2.CB.15aFerrokësteriteCu2(Fe,Zn)SnS4
2.CB.15aHocartiteAg2(Fe2+,Zn)SnS4
2.CB.15aIdaiteCu5FeS6
2.CB.15aKësteriteCu2(Zn,Fe)SnS4
2.CB.15aKuramiteCu3SnS4
2.CB.15bMohiteCu2SnS3
2.CB.15aPirquitasiteAg2ZnSnS4
2.CB.15aStanniteCu2(Fe,Zn)SnS4
2.CB.15cStannoiditeCu6+Cu22+(Fe2+,Zn)3Sn2S12
2.CB.15aVelikiteCu2HgSnS4
2.CB.15cUM2006-11-S:CuFeGeZnCu8(Fe,Zn)3Ge2S12 (?)
2.CB.20ChatkaliteCu6FeSn2S8
2.CB.20MawsoniteCu6Fe2SnS8
2.CB.30ColusiteCu26V2(As,Sn,Sb)6S32
2.CB.30GermaniteCu13Fe2Ge2S16
2.CB.30GermanocolusiteCu26V2(Ge,As)6S32
2.CB.30NekrasoviteCu26V2(Sn,As,Sb)6S32
2.CB.30StibiocolusiteCu13V4(Sb,Sn,As)3S16
2.CB.30Ovamboite Cu20(Fe,Cu,Zn)6W2Ge6S32
2.CB.30MaikainiteCu20(Fe,Cu)6Mo2Ge6S32
2.CB.35aHemusiteCu6SnMoS8
2.CB.35aKiddcreekiteCu6SnWS8
2.CB.35aPolkovicite(Fe,Pb)3(Ge,Fe)1-xS4
2.CB.35aRenierite(Cu,Zn)11(Ge,As)2Fe4S16
2.CB.35aVincienniteCu7+Cu32+Fe22+Fe23+Sn(As,Sb)S16
2.CB.35aMorozeviczite(Pb,Fe)3Ge1-xS4
2.CB.35bCatamarcaiteCu6GeWS8
2.CB.40LautiteCuAsS
2.CB.45CadmoseliteCdSe
2.CB.45GreenockiteCdS
2.CB.45Wurtzite(Zn,Fe)S
2.CB.45Buseckite(Fe,Zn,Mn)S
2.CB.55aCubaniteCuFe2S3
2.CB.55bIsocubaniteCuFe2S3
2.CB.60PicotpauliteTlFe2S3
2.CB.60RaguiniteTlFeS2
2.CB.65ArgentopyriteAgFe2S3
2.CB.65SternbergiteAgFe2S3
2.CB.70SulvaniteCu3VS4
2.CB.75VulcaniteCuTe
2.CB.80EmpressiteAgTe
2.CB.85MuthmanniteAuAgTe2

Other Names for Rambergite

Name in Other Languages:

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 Rambergite

Reference List:
Kalinowski, M.P. (1996) Rambergite, a new polymorph of MnS with hexagonal structure. Geologiska Föeningens I Stockholm Förhandlinger: 118: A53-A54.

American Mineralogist (1998): 83: 1117.

Internet Links for Rambergite

Localities for Rambergite

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.
Baltic Sea
 
American Mineralogist (1998): 83: 1117.
China
 
  • Tibet Autonomous Region
    • Shannan Prefecture (Lhokha Prefecture; Lhoka Prefecture)
      • Qusum Co. (Qusong Co.)
Wenji Bai, Shufeng Tao, Jingsui Yang, Qingsong Fang, Nicheng Shi and Guowu Li (2007): Acta Petrologica et Mineralogica 26(5), 418-428
Germany
 
  • Thuringia
    • Gera
      • Ronneburg U deposit
T. Witzke (1999): Ronneburg/Thuringia, the second occurrence of the manganese sulfide rambergite.- Neues Jahrbuch für Mineralogie, Monatshefte, p. 35-39
Japan
 
  • Honshu Island
    • Kanto Region
      • Saitama Prefecture
        • Chichibu City
          • Urayama
K. Nishikubo, T. Yamada, A. Harada, M. Takizawa, K. Tange, Y. Kosuge, R. Miyawaki, and S. Matsubara (2005) "Rambergite from the Hirogawara mine, Urayama, Chichibu City, Saitama Prefecture, Japan"
Sweden
 
  • Dalarna
    • Hedemora
      • Garpenberg
[GFF 118 (1996), A53; MinRec 33:168]
Mineral and/or Locality  
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