Mineralogy Database

Phosphogartrellite Mineral Data

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General Phosphogartrellite Information

Help on Chemical  Formula: Chemical Formula: PbCuFe+++(PO4)2(OH,H2O)2
Help on Composition: Composition: Molecular Weight = 551.56 gm
   Iron        10.13 %  Fe   14.48 % Fe2O3
   Copper      11.52 %  Cu   12.97 % Cu2O
   Phosphorus  11.23 %  P    25.74 % P2O5
   Hydrogen     0.55 %  H     4.90 % H2O
   Lead        37.57 %  Pb   40.47 % PbO
   Oxygen      29.01 %  O
              ______        ______ 
              100.00 %       98.55 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: PbCuFe3+(PO4)2(OH)•(H2O)
Help on Environment: Environment: In a silicifed barite vein. The phosphate dominant analog of gartrellite.
Help on IMA Status: IMA Status: Approved IMA 1998 (Dana # Added)
Help on Locality: Locality: Type locality is about 200 meters sourth of Hohenstein, near Reichenbach, Odenwald, Germany. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: For the relationship with gartrellite.
Help on Name Pronunciation: Name Pronunciation: Phosphogartrellite + Pronunciation Say PHOSPHOGARTRELLITE
Help on Synonym: Synonym: IMA1996-035

Phosphogartrellite Crystallography

Help on Axial Ratios: Axial Ratios: a:b:c =0.9623:1:1.3447
Help on Cell Dimensions: Cell Dimensions: a = 5.32, b = 5.528, c = 7.434, Z = 1; alpha = 67.61°, beta = 69.68°, gamma = 70.65° V = 178.86 Den(Calc)= 5.12
Help on Crystal System: Crystal System: Triclinic - Pinacoidal H-M Symbol ( 1) Space Group: P1
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 4.36(1), 2.885(0.89), 3.25(0.7),

Physical Properties of Phosphogartrellite

Help on Cleavage: Cleavage: None
Help on Color: Color: Bright green.
Help on Density: Density: 5.05
Help on Diaphaneity: Diaphaneity: Transparent to translucent
Help on Habit: Habit: Aggregates - Made of numerous individual crystals or clusters.
Help on Habit: Habit: Crystalline - Fine - Occurs as well-formed fine sized crystals.
Help on Hardness: Hardness: 4.5 - Between Fluorite and Apatite
Help on Luster: Luster: Vitreous - Adamantine
Help on Streak: Streak: yellow

Optical Properties of Phosphogartrellite

Help on Gladstone-Dale: Gladstone-Dale: CI meas= 0.035 (Excellent) - where the CI = (1-KPDmeas/KC)
CI calc= 0.017 (Superior) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.1902,KPDmeas= 0.1868,KC= 0.1935
Ncalc = 1.96 - 1.98
Help on Optical Data: Optical Data: Biaxial (-), a=1.9, b=1.93, g=2, bire=0.1000, 2V(Calc)=70, 2V(Meas)=70. Dispersion dispersion not observed.

Calculated Properties of Phosphogartrellite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=4.50 gm/cc
note: Specific Gravity of Phosphogartrellite =4.96 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.08
Boson Index = 0.92
Help on Photoelectric: Photoelectric: PEPhosphogartrellite = 645.34 barns/electron
U=PEPhosphogartrellite x rElectron Density=2,901.70 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Phosphogartrellite is Not Radioactive

Phosphogartrellite Classification

Help on  Dana Class: Dana Class: (42)Hydrated Phosphates, etc., Containing Hydroxyl or Halogen
  (42.02)where (AB)3 (XO4) Zq � x(H2O)
  (42.02.05)Dana Group Phosphogartrellite! PbCuFe(PO4)2(OH,H2O)2 P1 1
Help on  Strunz Class: Strunz Class: 08.CG.20 08 - PHOSPHATES, ARSENATES, VANADATES
  08.C - Phosphates without Additional Anions, with H2O
  08.CG -With large and medium-sized cations, RO4:H2O = 1:1
08.CG.20 Gartrellite Pb(Cu,Fe)2(AsO4,SO4)2(CO3,H2O)0.7 P1,P 1 Tri
08.CG.20 Helmutwinklerite PbZn2(AsO4)2•2(H2O) P1 1
08.CG.20 Phosphogartrellite! PbCuFe(PO4)2(OH,H2O)2 P1 1
08.CG.20 Zincgartrellite! Pb(Zn,Fe,Cu)2(AsO4)2(OH,H2O)2 P1 1
08.CG.20 Rappoldite! Pb(Co,Ni,Zn,)2(AsO4)2•2(H2O) P1 1
08.CG.20 Lukrahnite! Ca(Cu,Zn)(Fe,Zn)(AsO4)2(OH,H2O)2 P1 1

Other Phosphogartrellite Information

Help on References: References: NAME( MinRec) PHYS. PROP.(Min.Mag.,Vol.61,p734,1997) OPTIC PROP.(MinRec)
Help on See Also: See Also: Links to other databases for Phosphogartrellite :
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

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Dana No: Strunz No: 08.CG.20





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