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Carbonate-hydroxylapatite Mineral Data

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General Carbonate-hydroxylapatite Information

Help on Chemical  Formula: Chemical Formula: Ca5(PO4,CO3)3(OH)
Help on Composition: Composition: Molecular Weight = 484.83 gm
   Calcium     41.33 %  Ca   57.83 % CaO
   Phosphorus  15.97 %  P    36.60 % P2O5
   Hydrogen     0.21 %  H     1.86 % H2O
   Carbon       1.24 %  C     4.54 % CO2
   Oxygen      41.25 %  O
              ______        ______ 
              100.00 %      100.83 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Ca5(PO4)2.5(CO3)0.5(OH)
Help on Environment: Environment: Sedimentary and skarn rocks. Common as bones and teeth in mammals. Discredited by Mineralogical Record, v39:131.
Help on IMA Status: IMA Status: Discredited IMA 2008 - Valid Species (Pre-IMA) 1906
Help on Locality: Locality: Magnet Cove, Arkansas, USA. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named as the carbonate and hydroxyl end-member and from the Greek apatao - "I am misleading."
Help on Name Pronunciation: Name Pronunciation: Carbonate-hydroxylapatite + Pronunciation Say CARBONATE-HYDROXYLAPATITE
Help on Synonym: Synonym: Apatite
  Collophane
  Dahllite
 

Carbonate-hydroxylapatite Image

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  Robertsite   Carbonate-hydroxylapatite   Apatite

Comments: Black crystals of Robertsite on pink carbonate-hydroxylapatite.
Location: Tip Top mine, Custer, Custer County, South Dakota, USA. Scale: Not Given.
© Lou Perloff / Photo Atlas of Minerals

Carbonate-hydroxylapatite Crystallography

Help on Axial Ratios: Axial Ratios: a:c = 1:0.73107
Help on Cell Dimensions: Cell Dimensions: a = 9.419, c = 6.886, Z = 2; V = 529.06 Den(Calc)= 3.04
Help on Crystal System: Crystal System: Hexagonal - Dipyramidal H-M Symbol (6/m) Space Group: P 63/m
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 2.717(1), 2.811(0.8), 2.261(0.35),
Help on Forms: Forms:

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Help on Above

Forms: ( 1 1 1) ( 1 1 0) ( 0 1 0) ( 0 0 1)

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Physical Properties of Carbonate-hydroxylapatite

Help on Color: Color: Colorless, White.
Help on Diaphaneity: Diaphaneity: Transparent
Help on Habit: Habit: Earthy - Dull, clay-like texture with no visible crystalline affinities, (e.g. howlite).
Help on Habit: Habit: Nodular - Tuberose forms having irregular protuberances over the surface.
Help on Habit: Habit: Pulverulent - Forms a loose, poorly-coherent powdery mass.
Help on Hardness: Hardness: 5 - Apatite
Help on Luminescence: Luminescence: Fluorescent and phosphorescent.
Help on Luster: Luster: Vitreous - Resinous
 

Optical Properties of Carbonate-hydroxylapatite

Help on Dichroism (e): Dichroism (e): colorless.
Help on Dichroism (w): Dichroism (w): colorless.
Help on Gladstone-Dale: Gladstone-Dale: CI calc= 0.015 (Superior) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.2013,KC= 0.2043
Ncalc = 1.62
Help on Optical Data: Optical Data: Uniaxial (-), e=1.598-1.619, w=1.603-1.628, bire=0.0050-0.0090.
 

Calculated Properties of Carbonate-hydroxylapatite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=3.03 gm/cc
note: Specific Gravity of Carbonate-hydroxylapatite =3.04 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.0008925485
Boson Index = 0.9991074515
Help on Photoelectric: Photoelectric: PECarbonate-hydroxylapatite = 5.85 barns/electron
U=PECarbonate-hydroxylapatite x rElectron Density= 17.71 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Carbonate-hydroxylapatite is Not Radioactive
 

Carbonate-hydroxylapatite Classification

Help on  Dana Class: Dana Class: 41.08.01.05 (41)Anhydrous Phosphates, etc. Containing Hydroxyl or Halogen
  (41.08)where (A)5 (XO4)3 Zq
  (41.08.01)Apatite Group
 
41.08.01.00 Apatite* Ca5(PO4)3(OH,F,Cl) P 63/m 6/m
 
41.08.01.01 Apatite-(CaF) Ca5(PO4)3F P 63/m 6/m
 
41.08.01.02 Apatite-(CaCl) Ca5(PO4)3Cl P 63/m 6/m
 
41.08.01.03 Apatite-(CaOH) Ca5(PO4)3(OH) P 63/m 6/m
 
41.08.01.04 Carbonate-fluorapatite? Ca5(PO4,CO3)3F P 63/m 6/m
 
41.08.01.05 Carbonate-hydroxylapatite? Ca5(PO4,CO3)3(OH) P 63/m 6/m
 
41.08.01.06 Belovite-(Ce) (Sr,Ce,Na,Ca)5(PO4)3(OH) P 3 3
 
41.08.01.06a Belovite-(La)! (Sr,La,Ce,Ca)5(PO4)3(F,OH) P 3 3
 
41.08.01.06b Kuannersuite-(Ce)! Ba6Na2REE2(PO4)6FCl P 3 3
 
41.08.01.07 Apatite-(SrOH) (Sr,Ca)5(PO4)3(F,OH) P 63/m 6/m
 
41.08.01.08 Fluorcaphite! (Ca,Sr,Ce,Na)5(PO4)3F P 63 6
 
41.08.01.09 Deloneite-(Ce)! NaCa2SrCe(PO4)3F P 3 3
 
41.08.01.10 IMA2008-009! Sr5(PO4)3F P 63/m 6/m 2/m 2/m
 
41.08.01.11 IMA2008-068! Ca2Pb3(PO4)3F P 63/m 6/m
 
41.08.01.12 Phosphohedyphane! Ca2Pb3(PO4)3Cl P 63/m 6/m
Help on  Strunz Class: Strunz Class: 08.BN.05 08 - PHOSPHATES, ARSENATES, VANADATES
  08.B - Phosphates, etc. with Additional Anions, without H2O
  08.BN -With only large cations, (OH, etc.):RO4 = 0.33:1
 
08.BN.05 Alforsite Ba5(PO4)3Cl P 63/m 6/m
 
08.BN.05 Apatite* Ca5(PO4)3(OH,F,Cl) P 63/m 6/m
 
08.BN.05 Belovite-(Ce) (Sr,Ce,Na,Ca)5(PO4)3(OH) P 3 3
 
08.BN.05 Belovite-(La)! (Sr,La,Ce,Ca)5(PO4)3(F,OH) P 3 3
 
08.BN.05 Fermorite (Ca,Sr)5(AsO4,PO4)3(OH) P 63/m 6/m
 
08.BN.05 Deloneite-(Ce)! NaCa2SrCe(PO4)3F P 3 3
 
08.BN.05 Johnbaumite Ca5(AsO4)3(OH) P 63/m,P 63 Hex
 
08.BN.05 Apatite-(CaOH) Ca5(PO4)3(OH) P 63/m 6/m
 
08.BN.05 Apatite-(CaCl) Ca5(PO4)3Cl P 63/m 6/m
 
08.BN.05 Carbonate-fluorapatite? Ca5(PO4,CO3)3F P 63/m 6/m
 
08.BN.05 Carbonate-hydroxylapatite? Ca5(PO4,CO3)3(OH) P 63/m 6/m
 
08.BN.05 Clinomimetite Pb5(AsO4)3Cl P 21/b 2/m
 
08.BN.05 Apatite-(CaF) Ca5(PO4)3F P 63/m 6/m
 
08.BN.05 Fluorcaphite! (Ca,Sr,Ce,Na)5(PO4)3F P 63 6
 
08.BN.05 Hedyphane Ca2Pb3(AsO4)3Cl P 63/m 6/m
 
08.BN.05 Mimetite Pb5(AsO4)3Cl P 63/m 6/m
 
08.BN.05 Apatite-(SrOH) (Sr,Ca)5(PO4)3(F,OH) P 63/m 6/m
 
08.BN.05 Morelandite (Ba,Ca,Pb)5(AsO4,PO4)3Cl P 63/m,P 63 Hex
 
08.BN.05 Pyromorphite Pb5(PO4)3Cl P 63/m 6/m
 
08.BN.05 Vanadinite Pb5(VO4)3Cl P 63/m 6/m
 
08.BN.05 Apatite-(CaOH)-M! (Ca,Na)5[(P,S)O4]3(OH,Cl) P 21/b 2/m
 
08.BN.05 IMA2008-068! Ca2Pb3(PO4)3F P 63/m 6/m
 
08.BN.05 Svabite Ca5(AsO4)3F P 63/m 6/m
 
08.BN.05 Kuannersuite-(Ce)! Ba6Na2REE2(PO4)6FCl P 3 3
 
08.BN.05 Turneaureite Ca5[(As,P)O4]3Cl P 63/m 6/m
 
08.BN.05 Phosphohedyphane! Ca2Pb3(PO4)3Cl P 63/m 6/m
 
08.BN.05 IMA2008-009! Sr5(PO4)3F P 63/m 6/m 2/m 2/m
 
08.BN.05 Hydroxylpyromorphite! Pb5(PO4)3OH P 63/m 6/m
 

Other Carbonate-hydroxylapatite 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 Carbonate-hydroxylapatite :
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
11 - Scandinavian mineral gallery

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Carbonate-hydroxylapatite

Ca5(PO4,CO3)3(OH)
Dana No: 41.08.01.05 Strunz No: 08.BN.05
Locality:

 

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