Bystromite Mineral Data

Bystromite Mineral Data
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General Bystromite Information

Help on Chemical Formula: Chemical Formula: MgSb2O6
Help on Composition: Composition: Molecular Weight = 363.80 gm
   Magnesium   6.68 %  Mg   11.08 % MgO
   Antimony   66.93 %  Sb   88.92 % Sb2O5
   Oxygen     26.39 %  O
             ______        ______ 
             100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: MgSb2O6
Help on Environment: Environment: In quartz veins in an oxidized antimony deposit.
Help on IMA Status: IMA Status: Valid Species (Pre-IMA) 1952
Help on Locality: Locality: La Fortuna and San Jose mines, El Antimonio, 27 km southwest of Agua Prieta, Sonora, Mexico. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for Anders Bystrom (1916-1956), Swedish crystal chemist, who made a structural analysis of the synthetic compound.
Help on Name Pronunciation: Name Pronunciation: Bystromite + Pronunciation Say BYSTROMITE
Help on Synonym: Synonym: Bystroemite
  ICSD 40345
  PDF 37-1470
 

Bystromite Image

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Bystromite

Comments: Dark brown bystromite in quartz.
Location: La Fortuna Mine, El Antimonio, Aqua Prieta, Sonora, Mexico. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Bystromite Crystallography
Help on Axial Ratios: Axial Ratios: a:c = 1:1.96794
Help on Cell Dimensions: Cell Dimensions: a = 4.68, c = 9.21, Z = 2; V = 201.72 Den(Calc)= 5.99
Help on Crystal System: Crystal System: Tetragonal - Ditetragonal DipyramidalH-M Symbol (4/m 2/m 2/m) Space Group: P 41/mnm
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 3.32(1), 1.73(0.9), 2.57(0.9),
 

Physical Properties of Bystromite

Help on Color: Color: Blue.
Help on Density: Density: 5.7
Help on Hardness: Hardness: 7 - Quartz
 

Optical Properties of Bystromite

Help on Gladstone-Dale: Gladstone-Dale: CI meas= 0.019 (Superior) - where the CI = (1-KPDmeas/KC)
CI calc= 0.066 (Fair) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.1477,KPDmeas= 0.1553,KC= 0.1582
Ncalc = 1.9 - 1.95
Help on Optical Data: Optical Data: Uniaxial (?), b=1.86-1.91.
 

Calculated Properties of Bystromite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=5.08 gm/cc
note: Specific Gravity of Bystromite =5.70 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.0068075007
Boson Index = 0.9931924993
Help on Photoelectric: Photoelectric: PEBystromite = 221.22 barns/electron
U=PEBystromite x rElectron Density=1,122.98 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Bystromite is Not Radioactive
 

Bystromite Classification
Help on Dana Class: Dana Class: 44.02.01.01 (44)Antimonates
  (44.02)A (X2 O6)
  (44.02.01)Bystromite Group
 
44.02.01.01 Bystromite MgSb2O6 P 41/mnm 4/m 2/m 2/m
 
44.02.01.02 Ordonezite ZnSb2O6 P 41/mnm 4/m 2/m 2/m
 
44.02.01.03 Tripuhyite FeSbO4 P 41/mnm 4/m 2/m 2/m
Help on Strunz Class: Strunz Class: 04.DB.10 04 - OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodate
  04.D - Metal:Oxygen = 1:2 and similar
  04.DB -With medium-sized cations; chains of edge-sharing octahedra
 
04.DB.10 Bystromite MgSb2O6 P 41/mnm 4/m 2/m 2/m
 
04.DB.10 Tapiolite-(Fe) (Fe,Mn)(Ta,Nb)2O6 P 41/mnm 4/m 2/m 2/m
 
04.DB.10 Ordonezite ZnSb2O6 P 41/mnm 4/m 2/m 2/m
 
04.DB.10 Tapiolite-(Mn) (Mn,Fe)(Ta,Nb)2O6 P 41/mnm 4/m 2/m 2/m
 
04.DB.10 Tapiolite* (Fe,Mn)(Ta,Nb)2O6 P 41/mnm 4/m 2/m 2/m
 

Other Bystromite Information
Help on References: References: NAME( AntBidBlaNic4) 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 Bystromite :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - GeoScienceWorld
4 - Google Images
5 - Google Scholar
6 - Handbook of Mineralogy (MinSocAm)
7 - Handbook of Mineralogy (UofA)
8 - MinDAT
9 - Mineralienatlas (Deutsch)
10 - Online Mineral Museum
11 - QUT Mineral Atlas
12 - Ruff.Info
13 - WWW-MINCRYST

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

Bystromite

MgSb2O6
Dana No: 44.02.01.01 Strunz No: 04.DB.10
Locality:

 

Notes: