Suolunite Mineral Data

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General Suolunite Information

Chemical Formula:

Ca2Si2O5(OH)2•(H2O)

Composition:

Molecular Weight = 268.35 gm

Calcium 29.87 % Ca 41.79 % CaO

Silicon 20.93 % Si 44.78 % SiO₂

Hydrogen 1.50 % H 13.43 % H₂O

Oxygen 47.70 % O

______ ______

100.00 % 100.00 % = TOTAL OXIDE

Empirical Formula:

Ca₂Si₂O₅(OH)₂•(H₂O)

Environment:

In veins cutting harzburgites in an ultramafic intrusive.

IMA Status:

Approved IMA 1965

Locality:

From Suolun, Inner Mongolia, China. Link to MinDat.org Location Data.

Name Origin:

Named for the locality.

Name Pronunciation:

Suolunite + Pronunciation

Synonym:

ICSD 28308

PDF 26-307

Suolunite Image

Images:

Suolunite

Comments: Translucent massive suolunite.
Location: Oman. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Suolunite Crystallography

Axial Ratios:

a:b:c =0.5668:1:0.3091

Cell Dimensions:

a = 11.15, b = 19.67, c = 6.08, Z = 8; V = 1,333.47 Den(Calc)= 2.67

Crystal System:

Orthorhombic - PyramidalH-M Symbol (mm2) Space Group: F dd2

Crystal Structure:

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Ma Z , Shi N , Mou G , Liao L , Chinese Science Bulletin , 44 (1999) p.2125-2130, Crystal structure refinement of suolunite and its significance to the cement, techniques, Locality: Geological Museum of China

Physical Properties of Suolunite

Cleavage:

None

Color:

Colorless, Honey yellow, White.

Density:

2.683

Hardness:

3.5 - Copper Penny

Luster:

Vitreous - Resinous

Streak:

white

Optical Properties of Suolunite

Gladstone-Dale:

CI meas= -0.016 (Superior) - where the CI = (1-KPDmeas/KC)
CI calc= -0.021 (Excellent) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.2313,KPDmeas= 0.2302,KC= 0.2266
Ncalc = 1.6 - 1.61

Optical Data:

Biaxial (-), a=1.61, b=1.62, g=1.623, bire=0.0130, 2V(Calc)=56, 2V(Meas)=30-50.

Calculated Properties of Suolunite

Electron Density:

Bulk Density (Electron Density)=2.72 gm/cc
note: Specific Gravity of Suolunite =2.68 gm/cc.

Fermion Index:

Fermion Index = 0.01
Boson Index = 0.99

Photoelectric:

PE_Suolunite= 4.45 barns/electron
U=PE_Suolunite x rElectron Density= 12.09 barns/cc.

Radioactivity:

GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Suolunite is Not Radioactive

Suolunite Classification

Dana Class:

56.02.04.14 (56)Sorosilicate Si2O7 Groups and O, OH, F. and H2O

(56.02)with cations in [4] and/or >[4] coordination

(56.02.04)Cuspidine - Wohlerite group

56.02.04.01 Baghdadite Ca3(Zr,Ti)Si2O9 P 2₁/a 2/m

56.02.04.02 Burpalite Na2CaZrSi2O7F2 P 2₁/a 2/m

56.02.04.03 Cuspidine Ca4Si2O7(F,OH)2 P 2₁/c 2/m

56.02.04.04 Lavenite (Na,Ca)2(Mn,Fe)(Zr,Ti,Nb)Si2O7(O,OH,F) P 2₁/a 2/m

56.02.04.05 Wohlerite NaCa2(Zr,Nb)Si2O7(O,OH,F)2 P 2₁/m 2/m

56.02.04.06 Niocalite Ca14Nb2(Si2O7)4O6F2 Pa m

56.02.04.07 Hiortdahlite (Ca,Na,Y)3(Zr,Ti)Si2O7(F,O,OH)2 P1 1

56.02.04.08 Rosenbuschite (Ca,Na)3(Zr,Ti)Si2O8F P1 1

56.02.04.09 Hainite Na4Ca8(Ti,Zr,Mn,Fe)3Si8O28F8 P1 1

56.02.04.10 Janhaugite (Na,Ca)3(Mn,Fe)3(Ti,Zr,Nb)2Si4O15(OH,F,O)3 P 2₁/n 2/m

56.02.04.11 Jennite Ca9Si6O18(OH)6•8H2O P1 1

56.02.04.12 Komarovite (Ca,Mn)2(Nb,Ti)2Si2O7(O,F)2•3.5(H2O) Unk Ortho

56.02.04.13 Natrokomarovite* Na6CaNb6[Si4O12F2•4(H2O) C mmm 2/m 2/m 2/m

56.02.04.14 Suolunite Ca2Si2O5(OH)2•(H2O) F dd2 mm2

56.02.04.15 Mongolite Ca4Nb6Si5O24(OH)10•5(H2O) Unk Tetra

56.02.04.16 Kristiansenite! Ca2ScSn(Si2O7)(Si2O6OH) C1 1

56.02.04.17 Kochite! Na2(Na,Ca)4Ca4(Mn,Ca)2Zr2Ti2(Si2O7)4(O,F)4F4 P1 1

56.02.04.18 Marianoite! Na2Ca4(Nb,Zr)2(Si2O7)2(O,F)4 P 2₁ 2/m

Strunz Class:

09.BE.10 09 - SILICATES (Germanates)

09.B - Sorosilicates

09.BE -Si2O7 groups with additional anions;

09.BE.10 Suolunite Ca2Si2O5(OH)2•(H2O) F dd2 mm2

Other Suolunite Information

References:

NAME( AntBidBlaNic2) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(Enc. of Minerals,2nd ed.,1990)

See Also:

Links to other databases for Suolunite :
1 - Am. Min. Crystal Structure Database
2 - Amethyst Galleries' Mineral Gallery
3 - Athena
4 - EUROmin Project
5 - Ecole des Mines de Paris
6 - GeoScienceWorld
7 - Google Images
8 - Google Scholar
9 - Handbook of Mineralogy (MinSocAm)
10 - Handbook of Mineralogy (UofA)
11 - MinDAT
12 - Mineralienatlas (Deutsch)
13 - Online Mineral Museum
14 - QUT Mineral Atlas
15 - Ruff.Info
16 - WWW-MINCRYST

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Suolunite

Ca2Si2O5(OH)2•(H2O)
Dana No: 56.02.04.14 Strunz No: 09.BE.10
Locality:

Notes: