Hydroxylpyromorphite Mineral Data

General Hydroxylpyromorphite Information

Chemical Formula:

Pb5(PO4)3OH

Composition:

Molecular Weight = 1,337.92 gm

Phosphorus 6.95 % P 15.91 % P₂O₅

Hydrogen 0.08 % H 0.67 % H₂O

Lead 77.43 % Pb 83.41 % PbO

Oxygen 15.55 % O

______ ______

100.00 % 100.00 % = TOTAL OXIDE

Empirical Formula:

Pb₅(PO₄)₃(OH)

IMA Status:

Not Submitted IMA (Dana # Added)

Locality:

Link to MinDat.org Location Data.

Name Origin:

From the Greek pyr - "fire" and morfe - "form" in allusion the recrystallization reaction of the molten mineral.

Name Pronunciation:

Hydroxylpyromorphite + Pronunciation

Synonym:

Hydroxyl-pyromorphite - Renamed Hydroxylpyromorphite by Mineralogical Record v39 (2008), p131

ICSD 87518

Hydroxylpyromorphite Image

Images:

Hydroxylpyromorphite

Comments: Small crudely formed crystals of hydroxylpyromorphite on quartzite matrix, formed from alteration of galena.
Location: Mapleton, Brady Township, Hares Valley Area, Huntingdon Co., Pennsylvania, USA. Scale: Crystallite Size 0.15 cm.
© Jeff Weissman / Photographic Guide to Mineral Species

Hydroxylpyromorphite Crystallography

Crystal System:

Hexagonal - Dipyramidal H-M Symbol (6/m) Space Group: P 6₃/m

Physical Properties of Hydroxylpyromorphite

Cleavage:

{1011} Imperfect

Color:

Grayish white.

Diaphaneity:

Subtransparent to subtranslucent

Fracture:

Brittle - Generally displayed by glasses and most non-metallic minerals.

Luster:

Adamantine - Resinous

Streak:

white

Optical Properties of Hydroxylpyromorphite

Optical Data:

Uniaxial (-).

Calculated Properties of Hydroxylpyromorphite

Fermion Index:

Fermion Index = 0.17
Boson Index = 0.83

Photoelectric:

PE_{Hydroxylpyromorphite}=1,420.35 barns/electron
U=PE_{Hydroxylpyromorphite} x rElectron Density= . barns/cc.

Radioactivity:

GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Hydroxylpyromorphite is Not Radioactive

Hydroxylpyromorphite Classification

Dana Class:

41.08.04.04 (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

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 Hydroxylpyromorphite Information

See Also:

Links to other databases for Hydroxylpyromorphite :
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

Search for Hydroxylpyromorphite using:

[AOL] [Bing] [Dog Pile] [GeoScienceWorld] [HotBot] [Ixquick] [Lycos] [MAMMA] [Scirus] [Teoma] [WebCrawler] [Wikipedia] [YAHOO]

Visit our Advertisers for Hydroxylpyromorphite :

Ask about Hydroxylpyromorphite here :
Ask-A-Mineralogist from the Mineralogical Society of America
Mindat.org's Discussion Groups
Original Rockhounds Discussion Group
Rockhounds Discussion Group on Yahoo Groups
Mineral Discussion Forum from Fabre Minerals - also available in Español

Print or Cut-and-Paste your Hydroxylpyromorphite Specimen Label here :

Hydroxylpyromorphite

Pb5(PO4)3OH
Dana No: 41.08.04.04 Strunz No: 08.BN.05
Locality:

Notes:

Dakota Matrix
Excalibur Minerals
Exceptional Minerals
Hudson Insitute
John Betts Fine Minerals
Mc Dougall Minerals
Mineral News
Rock and Mineral Shows
Weinrich Minerals, Inc.