Pyromorphite Mineral Data

Pyromorphite Mineral Data
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General Pyromorphite Information

Help on Chemical Formula: Chemical Formula: Pb5(PO4)3Cl
Help on Composition: Composition: Molecular Weight = 1,356.37 gm
   Phosphorus   6.85 %  P    15.70 % P2O5
   Lead        76.38 %  Pb   82.28 % PbO
   Chlorine     2.61 %  Cl    2.61 % Cl
                 -   %   Cl   -0.59 % -O=Cl2   
   Oxygen      14.15 %  O
              ______        ______ 
              100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Pb5(PO4)3Cl
Help on Environment: Environment: Secondary mineral found in the oxidized zones of lead ore deposits
Help on IMA Status: IMA Status: Valid Species (Pre-IMA) 1813
Help on Locality: Locality: Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: From the Greek pyr - "fire" and morfe - "form" in allusion the recrystallization reaction of the molten mineral.
Help on Name Pronunciation: Name Pronunciation: Pyromorphite + Pronunciation Say PYROMORPHITE
Help on Synonym: Synonym: Campylite
  Green lead ore
  ICSD 203075
  PDF 19-701
  Phosphomimetite
 

Pyromorphite Image

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Pyromorphite

Comments: Apple green pyromorphite.
Location: San Andres Mine, Villaviciosa, Cordoba, Spain. Scale: 6.5 x 5 cm.
© Fabre Minerals

Pyromorphite Crystallography
Help on Axial Ratios: Axial Ratios: a:c = 1:0.73299
Help on Cell Dimensions: Cell Dimensions: a = 10, c = 7.33, Z = 2; V = 634.80 Den(Calc)= 7.10
Help on Crystal System: Crystal System: Hexagonal - DipyramidalH-M Symbol (6/m) Space Group: P 63/m
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 2.957(1), 2.99(0.8), 2.065(0.7),
Click Here for Large Pyromorphite Structure Window Crystal Structure:

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Dai Y S , Hughes J M , The Canadian Mineralogist , 27 (1989) p.189-192, Crystal-structure refinements of vanadinite and pyromorphite

 

Physical Properties of Pyromorphite

Help on Cleavage: Cleavage: {1011} Imperfect
Help on Color: Color: Green, Yellow, Brown, Grayish white, Yellowish red.
Help on Density: Density: 6.7 - 7, Average = 6.85
Help on Diaphaneity: Diaphaneity: Subtransparent to subtranslucent
Help on Fracture: Fracture: Brittle - Generally displayed by glasses and most non-metallic minerals.
Help on Habit: Habit: Globular - Spherical, or nearly so, rounded forms (e.g. wavellite).
Help on Habit: Habit: Prismatic - Crystals Shaped like Slender Prisms (e.g. tourmaline).
Help on Habit: Habit: Reniform - "Kidney like" in shape (e.g.. hematite).
Help on Hardness: Hardness: 3.5-4 - Copper Penny-Fluorite
Help on Luminescence: Luminescence: Fluorescent, Long UV=yellow.
Help on Luster: Luster: Adamantine - Resinous
Help on Streak: Streak: white
 

Optical Properties of Pyromorphite

Help on Gladstone-Dale: Gladstone-Dale: CI meas= -0.051 (Good) - where the CI = (1-KPDmeas/KC)
CI calc= -0.014 (Superior) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.1485,KPDmeas= 0.1539,KC= 0.1464
Ncalc = 1.98 - 2.04
Help on Optical Data: Optical Data: Uniaxial (-), e=2.049, w=2.059, bire=0.0100.
 

Calculated Properties of Pyromorphite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=5.95 gm/cc
note: Specific Gravity of Pyromorphite =7.10 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.16
Boson Index = 0.84
Help on Photoelectric: Photoelectric: PEPyromorphite =1,400.54 barns/electron
U=PEPyromorphite x rElectron Density=8,328.29 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Pyromorphite is Not Radioactive
 

Pyromorphite Classification
Help on Dana Class: Dana Class: 41.08.04.01 (41)Anhydrous Phosphates, etc. Containing Hydroxyl or Halogen
  (41.08)where (A)5 (XO4)3 Zq
  (41.08.04)Pyromorphite Group
 
41.08.04.01 Pyromorphite Pb5(PO4)3Cl P 63/m 6/m
 
41.08.04.02 Mimetite Pb5(AsO4)3Cl P 63/m 6/m
 
41.08.04.03 Vanadinite Pb5(VO4)3Cl P 63/m 6/m
 
41.08.04.04 Hydroxylpyromorphite! Pb5(PO4)3OH 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 Pyromorphite Information
Help on References: References: NAME( Duda&Rejl90) PHYS. PROP.(Collectors Book of Fluorescent Minerals) OPTIC PROP.(Mason68)
Help on See Also: See Also: Links to other databases for Pyromorphite :
1 - Am. Min. Crystal Structure Database
2 - Amethyst Galleries' Mineral Gallery
3 - Athena
4 - EUROmin Project
5 - Ecole des Mines de Paris
6 - Glendale Community College
7 - Google Images
8 - Google Scholar
9 - Handbook of Mineralogy (MinSocAm)
10 - Handbook of Mineralogy (UofA)
11 - HyperPhysics
12 - MinDAT
13 - MinMax(Deutsch)
14 - MinMax(English)
15 - Mineral and Gemstone Kingdom
16 - Mineralienatlas (Deutsch)
17 - Philatelic Mineralogy
18 - QUT Mineral Atlas
19 - Ruff.Info
20 - WWW-MINCRYST
21 - YupRocks
22 - theimage

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Pyromorphite

Pb5(PO4)3Cl
Dana No: 41.08.04.01 Strunz No: 08.BN.05
Locality:

 

Notes: