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Sarkinite Mineral Data

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General Sarkinite Information

Help on Chemical  Formula: Chemical Formula: Mn++2(AsO4)(OH)
Help on Composition: Composition: Molecular Weight = 265.80 gm
   Manganese  41.34 %  Mn   53.38 % MnO
   Arsenic    28.19 %  As   43.24 % As2O5
   Hydrogen    0.38 %  H     3.39 % H2O
   Oxygen     30.10 %  O
             ______        ______ 
             100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Mn2+2(AsO4)(OH)
Help on Environment: Environment: As analog of triploidite.
Help on IMA Status: IMA Status: Valid Species (Pre-IMA) 1885
Help on Locality: Locality: Hartigen mine, Pajsberg, Sweden. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named from the Greek for "made of flesh" in allusion to the blood-red color.
Help on Name Pronunciation: Name Pronunciation: Sarkinite + Pronunciation Say SARKINITE
Help on Synonym: Synonym: ICSD 4285
  PDF 14-214
 

Sarkinite Image

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  Sarkinite

Comments: Reddish brown crystalline aggregates of sarkinite on matrix.
Location: Sterling Hill, Ogdensburg, Sussex County, New Jersey, USA. Scale: Not Given.
© Lou Perloff / Photo Atlas of Minerals

Sarkinite Crystallography

Help on Axial Ratios: Axial Ratios: a:b:c =0.9364:1:0.7511
Help on Cell Dimensions: Cell Dimensions: a = 12.68, b = 13.54, c = 10.17, Z = 16; beta = 108.733° V = 1,653.56 Den(Calc)= 4.27
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): 3.04(1), 3.17(1), 3.29(0.7),
Help on Forms: Forms:

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Help on Above

Forms: ( 0 2 1) ( 1 2 0) ( 1 4 1) ( 1 0 1) ( 1 0 0) ( 0 0 1)

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Physical Properties of Sarkinite

Help on Cleavage: Cleavage: {100} Distinct
Help on Color: Color: Yellow, Dark red, Reddish yellow.
Help on Density: Density: 4.08 - 4.18, Average = 4.13
Help on Fracture: Fracture: Conchoidal - Uneven - Uneven fracture producing small, conchoidal fragments.
Help on Habit: Habit: Tabular - Form dimensions are thin in one direction.
Help on Hardness: Hardness: 4-5 - Fluorite-Apatite
Help on Luster: Luster: Greasy (Oily)
Help on Streak: Streak: yellow
 

Optical Properties of Sarkinite

Help on Gladstone-Dale: Gladstone-Dale: CI meas= -0.041 (Good) - where the CI = (1-KPDmeas/KC)
CI calc= -0.007 (Superior) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.1881,KPDmeas= 0.1944,KC= 0.1867
Ncalc = 1.76 - 1.8
Help on Optical Data: Optical Data: Biaxial (-), a=1.793, b=1.807, g=1.809, bire=0.0160, 2V(Calc)=40, 2V(Meas)=83.
 

Calculated Properties of Sarkinite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=3.98 gm/cc
note: Specific Gravity of Sarkinite =4.27 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.0001450315
Boson Index = 0.9998549685
Help on Photoelectric: Photoelectric: PESarkinite = 30.49 barns/electron
U=PESarkinite x rElectron Density= 121.49 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Sarkinite is Not Radioactive
 

Sarkinite Classification

Help on  Dana Class: Dana Class: 41.06.03.03 (41)Anhydrous Phosphates, etc. Containing Hydroxyl or Halogen
  (41.06)where (A)2 (XO4) Zq
  (41.06.03)Wolfeite Group
 
41.06.03.01 Wolfeite (Fe,Mn)2(PO4)(OH) P 21/a 2/m
 
41.06.03.02 Triploidite (Mn,Fe)2(PO4)(OH) P 21/a 2/m
 
41.06.03.03 Sarkinite Mn2(AsO4)(OH) P 21/a 2/m
 
41.06.03.04 Stanekite! Fe(Mn,Fe,Mg)(PO4)O P 21/a 2/m
 
41.06.03.06 Joosteite! (Mn,Mn,Fe)2(PO4)O I2/a 2/m
Help on  Strunz Class: Strunz Class: 08.BB.15 08 - PHOSPHATES, ARSENATES, VANADATES
  08.B - Phosphates, etc. with Additional Anions, without H2O
  08.BB -With only medium-sized cations, (OH, etc.):RO4 � 1:1
 
08.BB.15 Sarkinite Mn2(AsO4)(OH) P 21/a 2/m
 
08.BB.15 Stanekite! Fe(Mn,Fe,Mg)(PO4)O P 21/a 2/m
 
08.BB.15 Triploidite (Mn,Fe)2(PO4)(OH) P 21/a 2/m
 
08.BB.15 Wagnerite (Mg,Fe)2(PO4)F P 21/a 2/m
 
08.BB.15 Wolfeite (Fe,Mn)2(PO4)(OH) P 21/a 2/m
 
08.BB.15 Joosteite! (Mn,Mn,Fe)2(PO4)O I2/a 2/m
 

Other Sarkinite Information

Help on References: References: NAME( Dana8) 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 Sarkinite :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - EUROmin Project
4 - Ecole des Mines de Paris
5 - Franklin Minerals(Dunn)
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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Sarkinite

Mn++2(AsO4)(OH)
Dana No: 41.06.03.03 Strunz No: 08.BB.15
Locality:

 

Notes:

 

 
   
 


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