Suanite Mineral Data

Suanite Mineral Data
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General Suanite Information

Help on Chemical Formula: Chemical Formula: Mg2B2O5
Help on Composition: Composition: Molecular Weight = 150.23 gm
   Magnesium  32.36 %  Mg   53.66 % MgO
   Boron      14.39 %  B    46.34 % B2O3
   Oxygen     53.25 %  O
             ______        ______ 
             100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Mg2B2O5
Help on Environment: Environment: Contact metasomatic hydrothermal boron deposit in diopside-clinohumite-dolomite-calcite skarn.
Help on IMA Status: IMA Status: Valid Species (Pre-IMA) 1953
Help on Locality: Locality: Hol Kol Au-Cu mine, about 75 km southeast of Pyongyang, Suan Co., North Korea. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for the locality.
Help on Name Pronunciation: Name Pronunciation: Suanite Say SUANITE
Help on Synonym: Synonym: ICSD 81229
  PDF 16-168
 

Suanite Image

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Suanite

Comments: Dark olive green nearly opaque suanite cleavage.
Location: Houxianya, Yingkou, Liaoning, China. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Suanite Crystallography
Help on Axial Ratios: Axial Ratios: a:b:c =3.9455:1:2.9487
Help on Cell Dimensions: Cell Dimensions: a = 12.31, b = 3.12, c = 9.2, Z = 4; beta = 104.33° V = 342.35 Den(Calc)= 2.91
Help on Crystal System: Crystal System: Monoclinic - PrismaticH-M Symbol (2/m) Space Group: P 21/a
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 2.556(1), 2.01(0.6), 2.823(0.5),
Click Here for Large Suanite Structure Window Crystal Structure:

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drag1 - LMB Manipulate Structure
drag2 - RMB Resize/Rotate
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I - Data Info
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 Help on Above


Guo G-C , Cheng W-D , Chen J-T , Zhuang H-H , Huang J-S , Zhang Q-E , Acta Crystallographica, Section C , 51 (1995) p.2469-2471, Monoclinic Mg2B2O5, Locality: synthetic

 

Physical Properties of Suanite

Help on Cleavage: Cleavage: {???} Perfect
Help on Color: Color: Gray white, White.
Help on Density: Density: 2.91
Help on Hardness: Hardness: 5.5 - Knife Blade
Help on Luster: Luster: Silky - Pearly
Help on Streak: Streak: white
 

Optical Properties of Suanite

Help on Gladstone-Dale: Gladstone-Dale: CI meas= -0.054 (Good) - where the CI = (1-KPDmeas/KC)
CI calc= -0.054 (Good) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.2182,KPDmeas= 0.2182,KC= 0.207
Ncalc = 1.6
Help on Optical Data: Optical Data: Biaxial (-), a=1.596, b=1.639, g=1.67, bire=0.0740, 2V(Calc)=78, 2V(Meas)=70.
 

Calculated Properties of Suanite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=2.87 gm/cc
note: Specific Gravity of Suanite =2.91 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.06
Boson Index = 0.94
Help on Photoelectric: Photoelectric: PESuanite = 0.87 barns/electron
U=PESuanite x rElectron Density= 2.51 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Suanite is Not Radioactive
 

Suanite Classification
Help on Dana Class: Dana Class: 24.04.01.01 (24)Borates - Anhydrous
  (24.04)where (A)2 (X2O5)
  (24.04.01)Dana Group
 
24.04.01.01 Suanite Mg2B2O5 P 21/a 2/m
Help on Strunz Class: Strunz Class: 06.BA.05 06 - BORATES
  06.B - Diborates
  06.BA -Neso-diborates with double triangles B2(O,OH)5; 2(2D); 2(2D) + OH, etc.
 
06.BA.05 Suanite Mg2B2O5 P 21/a 2/m
 

Other Suanite Information
Help on References: References: NAME( AntBidBlaNic5) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(Enc. of Minerals,2nd ed.,1990)
Help on See Also: See Also: Links to other databases for Suanite :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - EUROmin Project
4 - Ecole des Mines de Paris
5 - GeoScienceWorld
6 - Google Images
7 - Google Scholar
8 - Handbook of Mineralogy (MinSocAm)
9 - MinDAT
10 - Mineralienatlas (Deutsch)
11 - Online Mineral Museum
12 - QUT Mineral Atlas
13 - Ruff.Info

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Ask about Suanite here :
Ask-A-Mineralogist from the Mineralogical Society of America
Mindat.org's Discussion Groups
Original Rockhounds Discussion Group
Rockhounds Discussion Group on Yahoo Groups
Mineral Discussion Forum from Fabre Minerals - also available in Espaņol

Print or Cut-and-Paste your Suanite Specimen Label here :

Suanite

Mg2B2O5
Dana No: 24.04.01.01 Strunz No: 06.BA.05
Locality:

 

Notes: