Mineralogy Database

Szaibelyite Mineral Data

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General Szaibelyite Information

Help on Chemical  Formula: Chemical Formula: MgBO2(OH)
Help on Composition: Composition: Molecular Weight = 84.44 gm
   Magnesium  28.50 %  Mg   47.26 % MgO
   Iron        0.66 %  Fe    0.85 % FeO
   Boron      12.80 %  B    41.23 % B2O3
   Hydrogen    1.19 %  H    10.67 % H2O
   Oxygen     56.85 %  O
             ______        ______ 
             100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Mg0.99Fe2+0.01BO2(OH)
Help on Environment: Environment: Found in metamorrphosed limestones and dolomites and salt deposits. Forms a series with sussexite.
Help on IMA Status: IMA Status: Valid Species (Pre-IMA) 1861
Help on Locality: Locality: Baita Bihor, Romania and Windsor Group evaporates, Kings county, New Brunswick, Canada. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for Stephan Szaibely (1777-1855), Hungarian mine surveyor who first collected the mineral.
Help on Name Pronunciation: Name Pronunciation: Szaibelyite + Pronunciation Say SZAIBELYITE
Help on Synonym: Synonym: Ascharite
  Camsellite
 

Szaibelyite Image

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  Borcarite   Szaibelyite

Comments: Pale aqua granular borcarite with white fibrous to granular szaibelyite.
Location: Nalednoya, Republic of Sakha, Siberia, Russia. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

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  Kainite   Szaibelyite

Comments: pale violet granular kainite intermixed with white ascharite (szaibelyite).
Location: Havesa, Empelde, Hannover, Niedersachsen, Germany. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

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  Szaibelyite

Comments: Bright white fibrous szaibelyite coating on serpentinite rock.
Location: Stinson Beach, Marin County, California, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Szaibelyite Crystallography

Help on Axial Ratios: Axial Ratios: a:b:c =1.2084:1:0.3009
Help on Cell Dimensions: Cell Dimensions: a = 12.586, b = 10.415, c = 3.134, Z = 8; beta = 95.923° V = 408.62 Den(Calc)= 2.74
Help on Crystal System: Crystal System: Monoclinic - Prismatic H-M Symbol (2/m) Space Group: P 21/a
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 6.2(1), 2.202(0.8), 2.657(0.75),
 

Physical Properties of Szaibelyite

Help on Cleavage: Cleavage: None
Help on Color: Color: White, Yellow.
Help on Density: Density: 2.65 - 2.7, Average = 2.67
Help on Diaphaneity: Diaphaneity: Transparent to Translucent
Help on Fracture: Fracture: Conchoidal - Fractures developed in brittle materials characterized by smoothly curving surfaces, (e.g. quartz).
Help on Habit: Habit: Earthy - Dull, clay-like texture with no visible crystalline affinities, (e.g. howlite).
Help on Habit: Habit: Fibrous - Crystals made up of fibers.
Help on Habit: Habit: Nodular - Tuberose forms having irregular protuberances over the surface.
Help on Hardness: Hardness: 3-3.5 - Calcite-Copper Penny
Help on Luminescence: Luminescence: Fluorescent, Short UV=tan, Long UV=weak yellow-white tan.
Help on Luster: Luster: Vitreous - Dull
Help on Magnetism: Magnetism: Nonmagnetic
Help on Streak: Streak: white
 

Optical Properties of Szaibelyite

Help on Gladstone-Dale: Gladstone-Dale: CI meas= -0.057 (Good) - where the CI = (1-KPDmeas/KC)
CI calc= -0.032 (Excellent) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.2281,KPDmeas= 0.2336,KC= 0.221
Ncalc = 1.59 - 1.61
Help on Optical Data: Optical Data: Biaxial (-), a=1.53-1.67, b=1.53-1.73, g=1.55-1.74, bire=0.0200-0.0700, 2V(Calc)=0-42, 2V(Meas)=0-10. Dispersion none.
Help on Pleochroism (x): Pleochroism (x): none.
Help on Pleochroism (y): Pleochroism (y): none.
Help on Pleochroism (z): Pleochroism (z): none.
 

Calculated Properties of Szaibelyite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=2.73 gm/cc
note: Specific Gravity of Szaibelyite =2.74 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.05
Boson Index = 0.95
Help on Photoelectric: Photoelectric: PESzaibelyite = 1.00 barns/electron
U=PESzaibelyite x rElectron Density= 2.72 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Szaibelyite is Not Radioactive
 

Szaibelyite Classification

Help on  Dana Class: Dana Class: 25.02.01.02 (25)Anhydrous Borates Containing Hydroxyl or Halogen
  (25.02)Dana Type
  (25.02.01)Dana Group
 
25.02.01.01 Sussexite MnBO2(OH) P 21/c 2/m
 
25.02.01.02 Szaibelyite MgBO2(OH) P 21/a 2/m
Help on  Strunz Class: Strunz Class: 06.BA.15 06 - BORATES
  06.B - Diborates
  06.BA -Neso-diborates with double triangles B2(O,OH)5; 2(2D); 2(2D) + OH, etc.
 
06.BA.15 Sussexite MnBO2(OH) P 21/c 2/m
 
06.BA.15 Szaibelyite MgBO2(OH) P 21/a 2/m
 

Other Szaibelyite Information

Help on References: References: NAME( Dana8) PHYS. PROP.(Collectors Book of Fluorescent Minerals) OPTIC PROP.(Ford32)
Help on See Also: See Also: Links to other databases for Szaibelyite :
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 - Handbook of Mineralogy (UofA)
10 - HyperPhysics
11 - MinDAT
12 - Mineralienatlas (Deutsch)
13 - Online Mineral Museum
14 - QUT Mineral Atlas
15 - Ruff.Info
16 - Scandinavian mineral gallery
17 - WWW-MINCRYST

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Szaibelyite

MgBO2(OH)
Dana No: 25.02.01.02 Strunz No: 06.BA.15
Locality:

 

Notes:

 

 
   
 


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