Help mindat.org|Log In|Register|
Home PageMindat NewsThe Mindat ManualHistory of MindatCopyright StatusManagement TeamContact UsAdvertise on Mindat
Donate to MindatSponsor a PageSponsored PagesTop Available PagesMindat AdvertisersAdvertise on MindatThe Mindat Store
Minerals by PropertiesMinerals by ChemistryRandom MineralSearch by minIDLocalities Near MeSearch GlossaryMore Search Options
Search For:
Mineral Name:
Locality Name:
Keyword(s):
 
The Mindat ManualAdd a New PhotoRate PhotosLocality Edit ReportAdd Glossary Item
StatisticsMember ListBooks & MagazinesMineral Shows & EventsThe Mindat DirectoryHow to Link to MindatDevice Settings
Photo SearchPhoto GalleriesNew Photos TodayNew Photos YesterdayMembers' Photo GalleriesPast Photo of the Day Gallery

Sørensenite

This page is currently not sponsored. Click here to sponsor this page.
Henning Sørensen
Formula:
Na4SnBe2Si6O16(OH)4
System:
Monoclinic
Colour:
Colourless to pink, ...
Hardness:
Name:
Named after Henning Sørensen [b. April 20, 1926 Frederiksberg, Denmark], mineralogist and petrographer, Professor of Geology, University of Copenhagen (Denmark).
This page provides mineralogical data about Sørensenite.

Classification of Sørensenite

Approved 1965
9.DG.30

9 : SILICATES (Germanates)
D : Inosilicates
G : Inosilicates with 3-periodic single and multiple chains
65.2.4.1

65 : INOSILICATES Single-Width,Unbranched Chains,(W=1)
2 : Single-Width Unbranched Chains, W=1 with chains P=3
14.3.16

14 : Silicates not Containing Aluminum
3 : Silicates of Be
mindat.org URL:
http://www.mindat.org/min-3716.html
Please feel free to link to this page.

First Recorded Occurrence of Sørensenite

Geological Setting of First Recorded Material:
Miarolitic cavities in hydrothermal vents cutting coarse-grained nepheline syenites.

Physical Properties of Sørensenite

Silky
Diaphaneity (Transparency):
Transparent
Colour:
Colourless to pink, milky white (altered); colourless in transmitted light
Streak:
White
Hardness (Mohs):
Tenacity:
Brittle
Cleavage:
Distinct/Good
On {101¯} and {100}.
Density:
2.9 g/cm3 (Measured)    2.92 g/cm3 (Calculated)

Crystallography of Sørensenite

Crystal System:
Monoclinic
Class (H-M):
2/m - Prismatic
Space Group:
B2/b
Cell Parameters:
a = 20.698Å, b = 7.442Å, c = 12.037Å
β = 117.28°
Ratio:
a:b:c = 2.781 : 1 : 1.617
Unit Cell Volume:
V 1,647.89 ų (Calculated from Unit Cell)
Z:
4
Morphology:
Crystals lath-shaped to acicular parallel to [010]. Forms fan-like and bowtie aggregates by branching from the base of the crystals.
Twinning:
Complex and uncommon. Twin axis is perpendicular to [011] in {100}.
X-Ray Powder Diffraction Data:
d-spacingIntensity
2.918 (100)
3.41 (85)
2.960 (85)
3.06 (75)
6.31 (60)
2.837 (50)
2.676 (50)
Comments:
On material from Nákâlâq, Greenland.

Optical Data of Sørensenite

Type:
Biaxial (-)
RI values:
nα = 1.576 - 1.579 nβ = 1.581 - 1.585 nγ = 1.584 - 1.586
Max Birefringence:
δ = 0.008
Image shows birefringence interference colour range (at 30µm thickness) and does not take into account mineral colouration.
Surface Relief:
Moderate
Dispersion:
very weak

Chemical Properties of Sørensenite

Formula:
Na4SnBe2Si6O16(OH)4
Essential elements:
All elements listed in formula:

Relationship of Sørensenite to other Species

9.DG.05BustamiteCaMn2+(Si2O6)
9.DG.05FerrobustamiteCaFe2+(Si2O6)
9.DG.05PectoliteNaCa2(HSi3O9)
9.DG.05SéranditeNa(Mn2+,Ca)2(HSi3O9)
9.DG.05WollastoniteCaSiO3
9.DG.05Wollastonite-1ACaSiO3
9.DG.07CascanditeCa(Sc,Fe3+)(HSi3O9)
9.DG.08Plombièrite[Ca4Si6O16(OH)2 · 2H2O]·(Ca·5H2O)
9.DG.10Clinotobermorite[Ca4Si6O17 · 2H2O]·(Ca·3H2O)
9.DG.10RiversideiteCa5(HSi3O9)2 · 2H2O
9.DG.10Tobermorite[Ca4Si6O17 · 2H2O]·(Ca·3H2O)
9.DG.15FoshagiteCa4(Si3O9)(OH)2
9.DG.20JenniteCa9(Si3O9)2(OH)8 · 8H2O
9.DG.25ParaumbiteK3Zr2H(Si3O9)2 · nH2O
9.DG.25UmbiteK2(Zr,Ti)Si3O9 · H2O
9.DG.35XonotliteCa6(Si6O17)(OH)2
9.DG.40HillebranditeCa2(SiO3)(OH)2
9.DG.45ZoriteNa8(Ti,Nb)5(Si6O17)2(OH,O)5 · 14H2O
9.DG.45ChivruaiiteCa4(Ti,Nb)5(Si6O17)2(OH,O)5 · 13-14H2O
9.DG.50Haineaultite(Na,Ca)5Ca(Ti,Nb)5(Si6O17)2(OH,F)8 · 5H2O
9.DG.55EpididymiteNa2Be2Si6O15 · H2O
9.DG.60EudidymiteNa2Be2Si6O15 · H2O
9.DG.65ElpiditeNa2ZrSi6O15 · 3H2O
9.DG.70Fenaksite(K,Na)4(Fe,Mn)2(Si4O10)2(OH,F)
9.DG.70LitidioniteCuNaKSi4O10
9.DG.70ManaksiteKNaMnSi4O10
9.DG.75TinaksiteK2Na(Ca,Mn2+)2Ti[O|Si7O18(OH)]
9.DG.75TokkoiteK2Ca4Si7O17(O,OH,F)4
9.DG.75SenkevichiteCsKNaCa2Ti[O|Si7O18(OH)]
9.DG.80CanasiteK2Na4Ca5(Si12O30(OH,F)4
9.DG.80FluorcanasiteK3Na3Ca5Si12O30F4 · H2O
9.DG.85MiseriteK(Ca,Ce)4Si5O13(OH)3
9.DG.90FrankameniteK3Na3Ca5(Si12O30)(F,OH)4 · H2O
9.DG.92Charoite(K,Sr)15-16(Ca,Na)32[Si6O11(O,OH)6]2[Si12O18(O,OH)12]2[Si17O25(O,OH)18]2(OH,F)4 · ~3H2O
9.DG.95Yuksporite(K,Ba)NaCa2(Si,Ti)4O11(F,OH) · H2O
9.DG.97Eveslogite(Na,K,Ca,Sr,Ba)48 [(Ti,Nb,Mn,Fe2+)12Si48O144(OH)12](F,OH,Cl)14
14.3.1PhenakiteBe2SiO4
14.3.2BertranditeBe4(Si2O7)(OH)2
14.3.3BerylliteBe3(SiO4)(OH)2 · H2O
14.3.4LiberiteLi2BeSiO4
14.3.5ChkaloviteNa2BeSi2O6
14.3.6EudidymiteNa2Be2Si6O15 · H2O
14.3.7EpididymiteNa2Be2Si6O15 · H2O
14.3.8GugiaiteCa2Be(Si2O7)
14.3.9Jeffreyite(Ca,Na)2(Be,Al)(Si2O7,HSi2O7)
14.3.10Semenovite-(Ce)Na8Ca2FeBe6Ce2Si14O40(OH)4F4
14.3.11BaryliteBe2Ba(Si2O7)
14.3.12Hingganite-(Ce)(Ce,REE)2(□,Fe2+)Be2[SiO4]2(OH)2
14.3.13Hingganite-(Yb)(Yb,Y,REE)2□Be2[SiO4]2(OH)2
14.3.14Hingganite-(Y)(Y,REE,Ca)2(□,Fe2+)Be2[SiO4]2(OH)2
14.3.15Minasgeraisite-(Y)CaBe2Y2Si2O10
14.3.17TrimeriteCaMn22+Be3(SiO4)3
14.3.18ChiavenniteCaMnBe2Si5O13(OH)2 · 2H2O
14.3.19Tvedalite(Ca,Mn)4Be3Si6O17(OH)4 · 3H2O
14.3.20HarstigiteCa6(Mn,Mg)Be4Si6(O,OH)24
14.3.21SverigeiteNaMnMgSnBe2(SiO4)3(OH)
14.3.22Joesmithite{Pb}{Ca2}{Mg3Fe23+}(Be2Si6O22)(OH)2
14.3.23Gadolinite-(Y)Y2Fe2+Be2Si2O10
14.3.24Gadolinite-(Ce)(Ce,La,Nd,Y)2Fe2+Be2Si2O10
14.3.25Calciogadolinite-(Y)(YCa)2Fe3+Be2[SiO4]2O2

Other Names for Sørensenite

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 Sørensenite

Reference List:
Semenov, E.I., Gerasimovskii, V.I., Maksimova, N.V., Andersen, S., and Petersen, O.V. (1965) Sorensenite, a new sodium-beryllium-tin-silicate fronm the Ilímausssaq intrusion, South Greenland. Meddelelser om Grønland: 181(1): 1-19.

American Mineralogist (1966): 51: 1547-1548.

American Mineralogist (1967): 52: 928.

Metcalf-Johansen, J. and Hazell, R.G. (1976) The crystal structure of sorensenite, Na4SnBe2(Si3O9)2·2H2O. Acta Crystallographica: B32: 2553-2556.

Internet Links for Sørensenite

Localities for Sørensenite

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.
Greenland
 
  • Kujalleq
    • Narsaq
Petersen, O.V. (2001): List of all minerals identified in the Ilímaussaq alkaline complex, South Greenland. Geology of Greenland Survey Bulletin. 190, 25-33
Meddr Gronland,(1965) 181, 1, 1-19
Cole, M. (2003): Fluorescent Minerals of the Ilimaussaq Complex, Greenland, MinerShop 2003
Petersen, O. V. & Johnsen, O. (2005): Mineral species first described from Greenland. Canadian Mineralogist, Special publication no. 8.
Reiner Mielke specimen and photo ( collected by Charles Gould)
        • Taseq area
Semenov E I, Gerassimovsky V I, Maksimova N V, Andersen S, Petersen O V (1965) Sorensenite, new sodium-beryllium-tin-silicate from the Ilímaussaq intrusion, South Greenland. Meddelelser om Grønland 181, 1-19
No reference listed
Mineral and/or Locality  
Mindat.org is an outreach project of the Hudson Institute of Mineralogy, a 501(c)(3) not-for-profit organization.
Copyright © mindat.org and the Hudson Institute of Mineralogy 1993-2015, except where stated. Mindat.org relies on the contributions of thousands of members and supporters.
Privacy Policy - Terms & Conditions - Contact Us Current server date and time: March 27, 2015 02:08:15 Page generated: March 23, 2015 22:26:53