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Phosphohedyphane Mineral Data
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General Phosphohedyphane Information
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Chemical Formula: |
Ca2Pb3(PO4)3Cl |
Composition: |
Molecular Weight = 1,068.23 gm |
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Calcium 6.57 % Ca 9.19 % CaO |
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Arsenic 1.68 % As 2.58 % As2O5 |
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Phosphorus 8.00 % P 18.34 % P2O5 |
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Lead 62.46 % Pb 64.87 % Pb2O |
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Chlorine 3.32 % Cl 3.32 % Cl |
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- %
Cl -0.75 % -O=Cl2 |
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Oxygen 17.97 % O |
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______ ______ |
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100.00 % 97.54 % = TOTAL OXIDE |
Empirical Formula: |
Ca1.75Pb3.223(PO4)0.923(AsO4)0.08Cl |
Environment: |
Occurs on specimens collected from the dumps of the southern workings of the Capitana mine. Apatite group |
IMA Status: |
Approved IMA 2005 (Dana # Added) |
Locality: |
Capitana mine, Copiapo, Atacama Province, Chile Link to MinDat.org Location Data. |
Name Origin: |
Named as the phosphate analog of hedyphane. |
Synonym: |
IMA2005-026 |
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Nussierite |
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Polysphaerite |
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Phosphohedyphane Image |
Images:
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Phosphohedyphane Crystallography
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Axial Ratios: |
a:c = 1:0.72334 |
Cell Dimensions: |
a = 9.857, c = 7.13, Z = 2; V = 599.94 Den(Calc)= 5.91 |
Crystal System: |
Hexagonal - Dipyramidal H-M Symbol (6/m) Space Group: P 63/m |
X Ray Diffraction: |
By Intensity(I/Io): 2.942(1), 4.054(0.6), 2.139(0.35),3.565(0.3), 1.89(0.25), 1.918(0.25), 8.538(0.2), |
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Physical Properties of Phosphohedyphane
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Cleavage: |
None |
Color: |
Coloress, Yellow, Yellowish green, Orange, Greenish blue. |
Diaphaneity: |
Transparent |
Fracture: |
Sub Conchoidal - Fractures developed in brittle materials characterized by semi-curving surfaces. |
Habit: |
Hexagonal - Six-sided crystal shape in cross-section or habit. |
Habit: |
Prismatic - Crystals Shaped like Slender Prisms (e.g. tourmaline). |
Hardness: |
4 - Fluorite |
Luster: |
Vitreous - Greasy |
Streak: |
white |
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Optical Properties of Phosphohedyphane
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Gladstone-Dale: |
CI calc= -1.334 (Poor) - where the CI = (1-KPDcalc/KC) KPDcalc= 0.1576,KC= 0.0675 Ncalc = 1.4 |
Optical Data: |
Uniaxial (-), e=1.928, w=1.935, bire=0.0070. |
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Calculated Properties of Phosphohedyphane
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Electron Density: |
Bulk Density (Electron Density)=5.10 gm/cc note: Specific Gravity of Phosphohedyphane =5.91 gm/cc. |
Fermion Index: |
Fermion Index = 0.13 Boson Index = 0.87 |
Photoelectric: |
PEPhosphohedyphane =1,112.84 barns/electron U=PEPhosphohedyphane x rElectron Density=5,680.97 barns/cc. |
Radioactivity: |
GRapi = 0 (Gamma Ray American Petroleum Institute Units) Phosphohedyphane is Not Radioactive |
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Phosphohedyphane Classification
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Dana Class: |
41.08.01.12 (41)Anhydrous Phosphates, etc. Containing Hydroxyl or Halogen |
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(41.08)where (A)5 (XO4)3 Zq |
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(41.08.01)Apatite Group |
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41.08.01.00 Apatite* Ca5(PO4)3(OH,F,Cl) P 63/m 6/m |
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41.08.01.01 Apatite-(CaF) Ca5(PO4)3F P 63/m 6/m |
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41.08.01.02 Apatite-(CaCl) Ca5(PO4)3Cl P 63/m 6/m |
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41.08.01.03 Apatite-(CaOH) Ca5(PO4)3(OH) P 63/m 6/m |
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41.08.01.04 Carbonate-fluorapatite? Ca5(PO4,CO3)3F P 63/m 6/m |
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41.08.01.05 Carbonate-hydroxylapatite? Ca5(PO4,CO3)3(OH) P 63/m 6/m |
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41.08.01.06 Belovite-(Ce) (Sr,Ce,Na,Ca)5(PO4)3(OH) P 3 3 |
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41.08.01.06a Belovite-(La)! (Sr,La,Ce,Ca)5(PO4)3(F,OH) P 3 3 |
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41.08.01.06b Kuannersuite-(Ce)! Ba6Na2REE2(PO4)6FCl P 3 3 |
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41.08.01.07 Apatite-(SrOH) (Sr,Ca)5(PO4)3(F,OH) P 63/m 6/m |
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41.08.01.08 Fluorcaphite! (Ca,Sr,Ce,Na)5(PO4)3F P 63 6 |
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41.08.01.09 Deloneite-(Ce)! NaCa2SrCe(PO4)3F P 3 3 |
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41.08.01.10 IMA2008-009! Sr5(PO4)3F P 63/m 6/m 2/m 2/m |
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41.08.01.11 IMA2008-068! Ca2Pb3(PO4)3F P 63/m 6/m |
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41.08.01.12 Phosphohedyphane! Ca2Pb3(PO4)3Cl P 63/m 6/m |
Strunz Class: |
08.BN.05 08 - PHOSPHATES, ARSENATES, VANADATES |
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08.B - Phosphates, etc. with Additional Anions, without H2O |
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08.BN -With only large cations, (OH, etc.):RO4 = 0.33:1 |
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08.BN.05 Alforsite Ba5(PO4)3Cl P 63/m 6/m |
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08.BN.05 Apatite* Ca5(PO4)3(OH,F,Cl) P 63/m 6/m |
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08.BN.05 Belovite-(Ce) (Sr,Ce,Na,Ca)5(PO4)3(OH) P 3 3 |
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08.BN.05 Belovite-(La)! (Sr,La,Ce,Ca)5(PO4)3(F,OH) P 3 3 |
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08.BN.05 Fermorite (Ca,Sr)5(AsO4,PO4)3(OH) P 63/m 6/m |
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08.BN.05 Deloneite-(Ce)! NaCa2SrCe(PO4)3F P 3 3 |
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08.BN.05 Johnbaumite Ca5(AsO4)3(OH) P 63/m,P 63 Hex |
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08.BN.05 Apatite-(CaOH) Ca5(PO4)3(OH) P 63/m 6/m |
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08.BN.05 Apatite-(CaCl) Ca5(PO4)3Cl P 63/m 6/m |
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08.BN.05 Carbonate-fluorapatite? Ca5(PO4,CO3)3F P 63/m 6/m |
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08.BN.05 Carbonate-hydroxylapatite? Ca5(PO4,CO3)3(OH) P 63/m 6/m |
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08.BN.05 Clinomimetite Pb5(AsO4)3Cl P 21/b 2/m |
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08.BN.05 Apatite-(CaF) Ca5(PO4)3F P 63/m 6/m |
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08.BN.05 Fluorcaphite! (Ca,Sr,Ce,Na)5(PO4)3F P 63 6 |
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08.BN.05 Hedyphane Ca2Pb3(AsO4)3Cl P 63/m 6/m |
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08.BN.05 Mimetite Pb5(AsO4)3Cl P 63/m 6/m |
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08.BN.05 Apatite-(SrOH) (Sr,Ca)5(PO4)3(F,OH) P 63/m 6/m |
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08.BN.05 Morelandite (Ba,Ca,Pb)5(AsO4,PO4)3Cl P 63/m,P 63 Hex |
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08.BN.05 Pyromorphite Pb5(PO4)3Cl P 63/m 6/m |
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08.BN.05 Vanadinite Pb5(VO4)3Cl P 63/m 6/m |
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08.BN.05 Apatite-(CaOH)-M! (Ca,Na)5[(P,S)O4]3(OH,Cl) P 21/b 2/m |
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08.BN.05 IMA2008-068! Ca2Pb3(PO4)3F P 63/m 6/m |
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08.BN.05 Svabite Ca5(AsO4)3F P 63/m 6/m |
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08.BN.05 Kuannersuite-(Ce)! Ba6Na2REE2(PO4)6FCl P 3 3 |
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08.BN.05 Turneaureite Ca5[(As,P)O4]3Cl P 63/m 6/m |
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08.BN.05 Phosphohedyphane! Ca2Pb3(PO4)3Cl P 63/m 6/m |
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08.BN.05 IMA2008-009! Sr5(PO4)3F P 63/m 6/m 2/m 2/m |
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08.BN.05 Hydroxylpyromorphite! Pb5(PO4)3OH P 63/m 6/m |
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Other Phosphohedyphane Information
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References: |
NAME( AmMin, v 91, p 1909) PHYS. PROP.(AmMin, v 91, p 1909) OPTIC PROP.(AmMin, v 91, p 1909) |
See Also: |
Links to other databases for Phosphohedyphane :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - GeoScienceWorld
4 - Google Images
5 - Google Scholar
6 - MinDAT
7 - Mineralienatlas (Deutsch)
8 - Online Mineral Museum
9 - QUT Mineral Atlas
10 - Ruff.Info
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Print or Cut-and-Paste your Phosphohedyphane Specimen Label here :
Phosphohedyphane
Ca2Pb3(PO4)3Cl
Dana No: 41.08.01.12 Strunz No: 08.BN.05
Locality:
Notes:
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