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Baricite Mineral Data

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General Baricite Information

Help on Chemical  Formula: Chemical Formula: (Mg,Fe++)3(PO4)2•8(H2O)
Help on Composition: Composition: Molecular Weight = 430.64 gm
   Magnesium   12.70 %  Mg   21.06 % MgO
   Iron         9.73 %  Fe   12.51 % FeO
   Phosphorus  14.39 %  P    32.96 % P2O5
   Hydrogen     3.74 %  H    33.47 % H2O
   Oxygen      59.44 %  O
              ______        ______ 
              100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Mg2.25Fe2+0.75(PO4)2•8(H2O)
Help on Environment: Environment: Occurs as fracture fillings in sideritic iron formation (Yukon Territory, Canada).
Help on IMA Status: IMA Status: Approved IMA 1976
Help on Locality: Locality: From the Big Fish River-Rapid Creek area, Yukon Territory, Canada. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Honors Dr. Ljudevit Baric, former Director if the Mineralogical Museum and Professor of Mineralogy, University of Zagreb, Zagreb, Croatia.
Help on Name Pronunciation: Name Pronunciation: Baricite Say BARICITE
Help on Synonym: Synonym: ICSD 202099
  IMA1975-027
  PDF 29-705
 

Baricite Image

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  Baricite

Comments: Blue, micaceous baricite with some yellow iron staining.
Location: Rapid Creek, Yukon Territory, Canada. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Baricite Crystallography

Help on Axial Ratios: Axial Ratios: a:b:c =0.7509:1:0.3548
Help on Cell Dimensions: Cell Dimensions: a = 10.075, b = 13.416, c = 4.76, Z = 2; beta = 104.867° V = 621.85 Den(Calc)= 2.30
Help on Crystal System: Crystal System: Monoclinic - Prismatic H-M Symbol (2/m) Space Group: C 2/m
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 6.71(1), 2.699(0.7), 2.956(0.6),
 

Physical Properties of Baricite

Help on Cleavage: Cleavage: {010} Perfect
Help on Color: Color: Colorless, Light blue.
Help on Density: Density: 2.42
Help on Diaphaneity: Diaphaneity: Transparent
Help on Hardness: Hardness: 1.5-2 - Talc-Gypsum
Help on Streak: Streak: white
 

Optical Properties of Baricite

Help on Gladstone-Dale: Gladstone-Dale: CI meas= 0.016 (Superior) - where the CI = (1-KPDmeas/KC)
CI calc= -0.036 (Excellent) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.2483,KPDmeas= 0.236,KC= 0.2397
Ncalc = 1.55 - 1.58
Help on Optical Data: Optical Data: Biaxial (+), a=1.554, b=1.564, g=1.595, bire=0.0410, 2V(Calc)=62, 2V(Meas)=59.
 

Calculated Properties of Baricite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=2.48 gm/cc
note: Specific Gravity of Baricite =2.42 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.01
Boson Index = 0.99
Help on Photoelectric: Photoelectric: PEBaricite = 3.82 barns/electron
U=PEBaricite x rElectron Density= 9.47 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Baricite is Not Radioactive
 

Baricite Classification

Help on  Dana Class: Dana Class: 40.03.06.02 (40)Hydrated Phosphates, etc
  (40.03)where (A++)3 (XO4)2 � x(H2O)
  (40.03.06)Vivianite Group
 
40.03.06.01 Vivianite Fe3(PO4)2•8(H2O) C 2/m 2/m
 
40.03.06.02 Baricite (Mg,Fe)3(PO4)2•8(H2O) C 2/m 2/m
 
40.03.06.03 Erythrite Co3(AsO4)2•8(H2O) I2/m 2/m
 
40.03.06.04 Annabergite Ni3(AsO4)2•8(H2O) I2/m 2/m
 
40.03.06.05 Kottigite Zn3(AsO4)2•8(H2O) C 2/m 2/m
 
40.03.06.06 Parasymplesite Fe3(AsO4)2•8(H2O) C 2/m 2/m
 
40.03.06.07 Hornesite Mg3(AsO4)2•8(H2O) I2/m 2/m
 
40.03.06.08 Arupite (Ni,Fe)3(PO4)2•8(H2O) I2/m 2/m
 
40.03.06.09 Pakhomovskyite! Co3(PO4)2•8(H2O) C 2/m 2/m
Help on  Strunz Class: Strunz Class: 08.CE.40 08 - PHOSPHATES, ARSENATES, VANADATES
  08.C - Phosphates without Additional Anions, with H2O
  08.CE -With only medium-sized cations, RO4:H2O � 1:2.5
 
08.CE.40 Arupite (Ni,Fe)3(PO4)2•8(H2O) I2/m 2/m
 
08.CE.40 Annabergite Ni3(AsO4)2•8(H2O) I2/m 2/m
 
08.CE.40 Baricite (Mg,Fe)3(PO4)2•8(H2O) C 2/m 2/m
 
08.CE.40 Erythrite Co3(AsO4)2•8(H2O) I2/m 2/m
 
08.CE.40 Ferrisymplesite Fe3(AsO4)2(OH)3•5(H2O) None
 
08.CE.40 Hornesite Mg3(AsO4)2•8(H2O) I2/m 2/m
 
08.CE.40 Kottigite Zn3(AsO4)2•8(H2O) C 2/m 2/m
 
08.CE.40 Manganohornesite (Mn,Mg)3(AsO4)2•8(H2O) P 21/c 2/m
 
08.CE.40 Parasymplesite Fe3(AsO4)2•8(H2O) C 2/m 2/m
 
08.CE.40 Vivianite Fe3(PO4)2•8(H2O) C 2/m 2/m
 
08.CE.40 Pakhomovskyite! Co3(PO4)2•8(H2O) C 2/m 2/m
 

Other Baricite 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 Baricite :
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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Print or Cut-and-Paste your Baricite Specimen Label here :

Baricite

(Mg,Fe++)3(PO4)2•8(H2O)
Dana No: 40.03.06.02 Strunz No: 08.CE.40
Locality:

 

Notes:

 

 
   
 


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