Sussexite Mineral Data

Sussexite Mineral Data
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General Sussexite Information

Help on Chemical Formula: Chemical Formula: MnBO2(OH)
Help on Composition: Composition: Molecular Weight = 114.75 gm
   Manganese  47.87 %  Mn   61.82 % MnO
   Boron       9.42 %  B    30.33 % B2O3
   Hydrogen    0.88 %  H     7.85 % H2O
   Oxygen     41.83 %  O
             ______        ______ 
             100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Mn2+BO2(OH)
Help on Environment: Environment: Hydrothermal mineral typically in veinlets in boron-bearing metamorphosed Mn-Fe-Zn deposits.
Help on IMA Status: IMA Status: Valid Species (Pre-IMA) 1868
Help on Locality: Locality: Franklin and Sterling Hill, Ogdensburg, Sussex Co., New Jersey, USA. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for the locality.
Help on Name Pronunciation: Name Pronunciation: Sussexite + Pronunciation Say SUSSEXITE
 

Sussexite Image

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Sussexite

Comments: Red resinous sussexite in ore matrix.
Location: Sterling Mine, Ogdensburg, Sussex County, New Jersey, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Sussexite Crystallography
Help on Axial Ratios: Axial Ratios: a:b:c =0.3066:1:1.2004
Help on Cell Dimensions: Cell Dimensions: a = 3.287, b = 10.718, c = 12.866, Z = 8; beta = 95.8° V = 450.95 Den(Calc)= 3.38
Help on Crystal System: Crystal System: Monoclinic - PrismaticH-M Symbol (2/m) Space Group: P 21/c
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 6.32(1), 2.478(0.8), 2.744(0.8),
Click Here for Large Sussexite Structure Window Crystal Structure:

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Hoffmann C , Armbruster T , Schweizerische Mineralogische und Petrographische Mitteilungen , 75 (1995) p.123-133, Crystal structure of a (001) twinned sussexite Mn2B2O4(OH)2 from the Kalahari, Manganese Field South Africa, Locality: Nchwaning II Mine, Kalahari Manganese Field, South Africa

 

Physical Properties of Sussexite

Help on Color: Color: White, Pink, Straw yellow.
Help on Density: Density: 3.12
Help on Diaphaneity: Diaphaneity: Translucent
Help on Habit: Habit: Fibrous - Crystals made up of fibers.
Help on Hardness: Hardness: 3 - Calcite
Help on Luminescence: Luminescence: Non-fluorescent.
Help on Luster: Luster: Pearly
Help on Magnetism: Magnetism: Nonmagnetic
Help on Streak: Streak: white
 

Optical Properties of Sussexite

Help on Gladstone-Dale: Gladstone-Dale: CI meas= -0.065 (Fair) - where the CI = (1-KPDmeas/KC)
CI calc= 0.017 (Superior) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.2101,KPDmeas= 0.2276,KC= 0.2137
Ncalc = 1.67 - 1.72
Help on Optical Data: Optical Data: Biaxial (-), a=1.67, b=1.728, g=1.732, bire=0.0620
 

Calculated Properties of Sussexite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=3.24 gm/cc
note: Specific Gravity of Sussexite =3.38 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.01
Boson Index = 0.99
Help on Photoelectric: Photoelectric: PESussexite = 12.45 barns/electron
U=PESussexite x rElectron Density= 40.34 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Sussexite is Not Radioactive
 

Sussexite Classification
Help on Dana Class: Dana Class: 25.02.01.01 (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 Sussexite 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 Sussexite :
1 - Am. Min. Crystal Structure Database
2 - Amethyst Galleries' Mineral Gallery
3 - Athena
4 - EUROmin Project
5 - Ecole des Mines de Paris
6 - Franklin Minerals(Palache)
7 - GeoScienceWorld
8 - Google Images
9 - Google Scholar
10 - Handbook of Mineralogy (MinSocAm)
11 - Handbook of Mineralogy (UofA)
12 - MinDAT
13 - Mineralienatlas (Deutsch)
14 - Online Mineral Museum
15 - QUT Mineral Atlas
16 - Ruff.Info
17 - WWW-MINCRYST

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Ask about Sussexite 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 Sussexite Specimen Label here :

Sussexite

MnBO2(OH)
Dana No: 25.02.01.01 Strunz No: 06.BA.15
Locality:

 

Notes: