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Gjerdingenite-Mn

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06987910014950256621027.jpg
Gjerdingenite-Mn

Gjerdingselva, Lunner, Viken, Norway
06987910014950256621027.jpg
Gjerdingenite-Mn

Gjerdingselva, Lunner, Viken, Norway
06987910014950256621027.jpg
Gjerdingenite-Mn

Gjerdingselva, Lunner, Viken, Norway
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About Gjerdingenite-MnHide

06298830015419727171729.jpg
The Gjerdingen locality

Gjerdingselva, Lunner, Viken, Norway
Formula:
K2Mn2+(Nb,Ti)4(Si4O12)2(O,OH)4 · 6H2O
Colour:
Pale yellowish to tan
Lustre:
Vitreous
Hardness:
5
Specific Gravity:
2.93 (Calculated)
Crystal System:
Monoclinic
Name:
For the type locality and the dominant cation (Mn) in the D site of the structure, according to the labuntsovite group nomenclature.
The Mn analogue of Gjerdingenite-Fe.


Classification of Gjerdingenite-MnHide

IMA status:
Approved
Approval year:
2003
First published:
2004
Strunz 8th ed.:
8/E.07-
Nickel-Strunz 10th (pending) ed.:
9.CE.30c

9 : SILICATES (Germanates)
C : Cyclosilicates
E : [Si4O12]8- 4-membered single rings (vierer-Einfachringe), without insular complex anions

Physical Properties of Gjerdingenite-MnHide

Lustre:
Vitreous
Transparency:
Translucent
Colour:
Pale yellowish to tan
Hardness:
5 on Mohs scale
Tenacity:
Brittle
Cleavage:
None Observed
Fracture:
Irregular/Uneven
Density:
2.93 g/cm3 (Calculated)

Optical Data of Gjerdingenite-MnHide

Type:
Biaxial (+)
RI values:
nα = 1.670 nβ = 1.685 nγ = 1.775
2V:
Measured: 52° , Calculated: 46°
Max Birefringence:
δ = 0.105
Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.
Surface Relief:
High
Dispersion:
weak r < v
Pleochroism:
Visible
Comments:
Yellow Brown
Colourless

Chemical Properties of Gjerdingenite-MnHide

Formula:
K2Mn2+(Nb,Ti)4(Si4O12)2(O,OH)4 · 6H2O
IMA Formula:
K2Mn(Nb,Ti)4(Si4O12)2(O,OH)4 · 6H2O
Elements listed:
H, K, Mn, Nb, O, Si, Ti - search for minerals with similar chemistry
Common Impurities:
Na,Fe

Crystallography of Gjerdingenite-MnHide

Crystal System:
Monoclinic
Class (H-M):
2/m - Prismatic
Space Group:
B2/m
Cell Parameters:
a = 14.563 Å, b = 13.961 Å, c = 7.851 Å
α = 117.62°
Ratio:
a:b:c = 1.043 : 1 : 0.562
Unit Cell V:
1414.3 ų
Z:
2
Twinning:
On {001}

Crystal StructureHide

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IDSpeciesReferenceLinkYearLocalityPressure (GPa)Temp (K)
0007086Gjerdingenite-MnRaade G, Chukanov N V, Kolitsch U, Mockel S, Zadov A E, Pekov I V (2004) Gjerdingenite-Mn from Norway - a new mineral species in the labuntsovite group: descriptive data and crystal structure European Journal of Mineralogy 16 979-9872004Gjerdingselva, Lunner, Oppland, Oslo Region, Norway0293
CIF Raw Data - click here to close

Geological EnvironmentHide

Paragenetic Mode(s):
•  Granitic

Type Occurrence of Gjerdingenite-MnHide

Type Locality:
ⓘ Gjerdingselva (Gjerdingen), Lunner, Viken, Norway
General Appearance of Type Material:
Rod-like crystals and groups
Place of Conservation of Type Material:
Freiberg University, Freiberg, Germany. Inventory number 80250
Geological Setting of Type Material:
In miarolitic cavities in a permian sodic granite (ekerite).
Associated Minerals at Type Locality:
QuartzPyrochloreOrthoclaseMonazite-(Ce)Kupletskite
JanhaugiteHydrokenoralstoniteGjerdingenite-FeElpiditeAlbite
Aegirine
Reference:
Raade, G., Chukanov N.V., Kolitsch U., Möckel S., Zadov, A.E., Pekov I.V. (2004): Gjerdingenite-Mn from Norway - a new mineral species in the labuntsovite group: descriptive data and crystal structure. European Journal of Mineralogy, 16: 979-987
Download:
http://rruff.info/rruff_1.0/uploads/EJM16_979.pdf

Synonyms of Gjerdingenite-MnHide

Other Language Names for Gjerdingenite-MnHide

Simplified Chinese:锰耶尔丁根石
Traditional Chinese:錳耶爾丁根石

Relationship of Gjerdingenite-Mn to other SpeciesHide

Member of:
Kuzmenkoite Group > Labuntsovite Supergroup
Other Members of this group:
Burovaite-Ca(Na,K)4Ca2(Ti,Nb)8(Si4O12)4(OH,O)8 · 12H2OMon. 2/m : B2/m
Gjerdingenite-CaK2Ca(Nb,Ti)4(Si4O12)2(O,OH)4 · 6H2OMon. 2/m : B2/m
Gjerdingenite-FeK2Fe2+(Nb,Ti)4(Si4O12)2(O,OH)4 · 6H2OMon. 2/m : B2/m
Gjerdingenite-NaK2Na(Nb,Ti)4(Si4O12)2(OH,O)4 · 5H2OMon. 2/m : B2/m
Karupmøllerite-Ca(Na,Ca,K)2Ca(Nb,Ti)4(Si4O12)2(O,OH)4 · 7H2OMon. 2/m : B2/m
Kuzmenkoite-MnK2Mn2+(Ti,Nb)4(Si4O12)2(OH,O)4 · 5-6H2OMon.
Kuzmenkoite-ZnK2Zn(Ti,Nb)4(Si4O12)2(OH,O)4 · 6-8H2OMon. m : Bm
Lepkhenelmite-Zn(Ba,K)2Zn(Ti,Nb)4(Si4O12)2(O,OH)4 · 7H2OMon. m : Bm

Common AssociatesHide

Associated Minerals Based on Photo Data:
1 photo of Gjerdingenite-Mn associated with Gjerdingenite-FeK2Fe2+(Nb,Ti)4(Si4O12)2(O,OH)4 · 6H2O

Related Minerals - Nickel-Strunz GroupingHide

9.CE.05PapagoiteCaCu[H3AlSi2O9]Mon.
9.CE.10VerplanckiteBa2(Mn,Fe,Ti)Si2O6(O,OH,Cl,F)2 · 3H2O or nearHex.
9.CE.15BaotiteBa4Ti8Si4O28ClTet. 4/m : I41/a
9.CE.20NagashimaliteBa4(V,Ti)4B2Si8O27(O,OH)2ClOrth. mmm (2/m 2/m 2/m) : Pmmn
9.CE.20TaramelliteBa4(Fe3+,Ti,Fe2+,Mg)4(B2Si8O27)O2ClxOrth. mmm (2/m 2/m 2/m) : Pmmn
9.CE.20TitantaramelliteBa4(Ti,Fe3+,Fe2+,Mg)4(B2Si8O27)O2ClxOrth.
9.CE.25Bario-orthojoaquinite(Ba,Sr)4Fe2Ti2[Si4O12]2O2 · H2OOrth.
9.CE.25Byelorussite-(Ce)NaBa2Ce2MnTi2[Si4O12]2O2(F,OH) · H2OOrth. mm2 : Ama2
9.CE.25Joaquinite-(Ce)NaBa2Ce2FeTi2[Si4O12]2O2(OH,F) · H2OMon. 2 : B2
9.CE.25Orthojoaquinite-(Ce)NaBa2Ce2FeTi2[Si4O12]2O2(O,OH) · H2OOrth.
9.CE.25StrontiojoaquiniteSr2Ba2(Na,Fe)2Ti2[Si4O12]2O2(O,OH)2 · H2OMon.
9.CE.25Strontio-orthojoaquinite(Na,Fe)2Sr2Ba2Ti2[Si4O12]2O2(O,OH)2 · H2OOrth.
9.CE.25Orthojoaquinite-(La)NaBa2La2Fe2+Ti2[Si4O12]2O2(O,OH) · H2OOrth.
9.CE.30eLabuntsovite-MnNa4K4(Ba,K)2Mn2+(Ti,Nb)8(Si4O12)4(O,OH)8 · 10-12H2OMon. 2/m : B2/m
9.CE.30aNenadkevichite(Na,◻)8Nb4(Si4O12)2(O,OH)4 · 8H2OOrth. mmm (2/m 2/m 2/m) : Pbam
9.CE.30dLemmleinite-KK2(Ti,Nb)2(Si4O12)(OH,O)2 · 4H2OOrth.
9.CE.30aKorobitsyniteNa2(Ti,Nb)2(Si4O12)(OH,O)2 · 3-4H2OOrth. mmm (2/m 2/m 2/m) : Pbam
9.CE.30cKuzmenkoite-MnK2Mn2+(Ti,Nb)4(Si4O12)2(OH,O)4 · 5-6H2OMon.
9.CE.30bVuoriyarvite-KK2(Nb,Ti)2(Si4O12)(O,OH)2 · 4H2OMon.
9.CE.30bTsepinite-NaNa2(Ti,Nb)2(Si4O12)(OH,O)2 · 3H2OMon.
9.CE.30cKarupmøllerite-Ca(Na,Ca,K)2Ca(Nb,Ti)4(Si4O12)2(O,OH)4 · 7H2OMon. 2/m : B2/m
9.CE.30eLabuntsovite-MgNa4K4(Ba,K)2Mg(Ti,Nb)8(Si4O12)4(O,OH)8 · 10H2OMon.
9.CE.30eLabuntsovite-FeNa4K4(Ba,K)2Fe2+(Ti,Nb)8(Si4O12)4(O,OH)8 · 10H2OMon.
9.CE.30dLemmleinite-BaNa2K2Ba(Ti,Nb)4(Si4O12)2(O,OH)4 · 5H2OMon. 2/m : B2/m
9.CE.30cGjerdingenite-FeK2Fe2+(Nb,Ti)4(Si4O12)2(O,OH)4 · 6H2OMon. 2/m : B2/m
9.CE.30hNeskevaaraite-FeK3Na2Fe2+(Ti,Nb)4(Si4O12)2(O,OH)4 · 5-6 H2OMon. m : Bm
9.CE.30bTsepinite-KK2(Ti,Nb)2(Si4O12)(OH,O)2 · 3H2OMon. 2/m : B2/m
9.CE.30bParatsepinite-BaBa4(Ti,Nb)8(Si4O12)4(OH,O)8 · 8H2OMon. 2/m : B2/m
9.CE.30bTsepinite-CaCa(Ti,Nb)2(Si4O12)(OH,O)2 · 3H2OMon. 2/m : B2/m
9.CE.30hAlsakharovite-ZnNaSrKZn(Ti,Nb)4(Si4O12)2(O,OH)4 · 7H2OMon. m : Bm
9.CE.30cLepkhenelmite-Zn(Ba,K)2Zn(Ti,Nb)4(Si4O12)2(O,OH)4 · 7H2OMon. m : Bm
9.CE.30bTsepinite-SrSr(Ti,Nb)2(Si4O12)(OH,O)2 · 3H2OMon. m : Bm
9.CE.30bParatsepinite-Na(Na,Sr,K,Ca)7(Ti,Nb)8(Si4O12)4(O,OH)8 · nH2O n ~ 8Mon. 2/m : B2/m
9.CE.30fParalabuntsovite-MgNa8K8Mg4Ti16(Si4O12)8(OH,O)16 · 20-24H2OMon. 2/m
9.CE.30cGjerdingenite-CaK2Ca(Nb,Ti)4(Si4O12)2(O,OH)4 · 6H2OMon. 2/m : B2/m
9.CE.30cGjerdingenite-NaK2Na(Nb,Ti)4(Si4O12)2(OH,O)4 · 5H2OMon. 2/m : B2/m
9.CE.30hGutkovaite-MnK2CaMn(Ti,Nb)4(Si4O12)2(O,OH)4 · 5H2OMon.
9.CE.30cKuzmenkoite-ZnK2Zn(Ti,Nb)4(Si4O12)2(OH,O)4 · 6-8H2OMon. m : Bm
9.CE.30gOrganovaite-MnK2Mn(Nb,Ti)4(Si4O12)2(O,OH)4 · 5-7H2OMon. 2/m : B2/m
9.CE.30gOrganovaite-ZnK2Zn(Nb,Ti)4(Si4O12)2(O,OH)4 · 6H2OMon. 2/m : B2/m
9.CE.30gParakuzmenkoite-Fe(K,Ba)4Fe(Ti,Nb)8(Si4O12)4(O,OH)8 · 14H2OMon. 2/m : B2/m
9.CE.30cBurovaite-Ca(Na,K)4Ca2(Ti,Nb)8(Si4O12)4(OH,O)8 · 12H2OMon. 2/m : B2/m
9.CE.45Komarovite(Ca,Mn)(Nb,Ti)2[Si2O7](O,F)3 · 3.5H2OOrth.
9.CE.45Natrokomarovite(Na,Ca,H)2Nb2Si2O10(OH,F)2 · H2OOrth.

Fluorescence of Gjerdingenite-MnHide

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.

References for Gjerdingenite-MnHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Eur. J. Miner. 16:979-987 (2004)

Internet Links for Gjerdingenite-MnHide

Localities for Gjerdingenite-MnHide

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.
Norway (TL)
 
  • Viken
    • Lunner
Raade G., Chukanov N.V., Kolitsch U., Möckel S., Zadov, A.E., Pekov I.V. (2004): Gjerdingenite-Mn from Norway - a new mineral species in the labuntsovite group: descriptive data and crystal structure. European Journal of Mineralogy, 16, 979-987.
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