Lapeyreite Mineral Data

Lapeyreite Mineral Data
Search Webmineral :
   
Home Crystal jmol jPOWD Chem X Ray Dana Strunz Properties A to Z Images       News Help About



[On-Line Catalogue] [On-Line Auctions] [eBay] [Contact Us] [Policies]
We specialize in fine European and Asian Mineral Specimens
Heliodor is based in Prague, Czech Republic


General Lapeyreite Information

Help on Chemical Formula: Chemical Formula: Cu3O[AsO3(OH)]2•H2O
Help on Composition: Composition: Molecular Weight = 504.51 gm
   Copper    37.79 %  Cu   47.30 % CuO
   Arsenic   29.70 %  As   45.56 % As2O5
   Hydrogen   0.80 %  H     7.14 % H2O
   Oxygen    31.71 %  O
            ______        ______ 
            100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Cu3O(AsO3OH)2•(H2O)
Help on Environment: Environment: Related to theoparacelsite
Help on IMA Status: IMA Status: Proposed IMA 2008 (Dana # Added)
Help on Locality: Locality: Roua, Dôme de Barrot, Departement Alpes-Maritimes, France Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Commission on New Minerals, Nomenclature and Classification (CNMNC)
Help on Synonym: Synonym: IMA2003-023b
 

Search for Lapeyreite Images

Click Here To Search Images:

Image not yet available on Webmineral.com

Try searching images.google.com or Mindat Picture Gallary for mineral pictures. Caution: The images retrieved may not be appropriate.
  

Lapeyreite Crystallography
Help on Axial Ratios: Axial Ratios: a:b:c =6.5249:1:3.131
Help on Cell Dimensions: Cell Dimensions: a = 19.158, b = 2.9361, c = 9.193, Z = 2; beta = 103.26° V = 503.32 Den(Calc)= 3.33
Help on Crystal System: Crystal System: Monoclinic - PrismaticH-M Symbol (2/m) Space Group: C 2/m
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 2.984(1), 3.173(0.9), 2.484(0.8),2.396(0.4), 5.842(0.4), 2.337(0.35), 4.476(0.35), 7.36(0.3),
 

Optical Properties of Lapeyreite

Help on Optical Data: Optical Data: NCalc= 1.59 - from Gladstone-Dale relationship (KC = 0.1785) where Ncalc=Dcalc*KC+1
 

Calculated Properties of Lapeyreite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=3.13 gm/cc
note: Specific Gravity of Lapeyreite =3.33 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.0001534208
Boson Index = 0.9998465792
Help on Photoelectric: Photoelectric: PELapeyreite = 37.42 barns/electron
U=PELapeyreite x rElectron Density= 117.07 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Lapeyreite is Not Radioactive
 

Lapeyreite Classification
Help on Dana Class: Dana Class: 41.03.01.03 (41)Anhydrous Phosphates, etc. Containing Hydroxyl or Halogen
  (41.03)where (A B)3 (XO4) Zq
  (41.03.01)Clinoclase Group
 
41.03.01.01 Clinoclase Cu3(AsO4)(OH)3 P 21/a 2/m
 
41.03.01.02 Gilmarite! Cu3(AsO4)(OH)3 P1 1
 
41.03.01.03 Lapeyreite! Cu3O[AsO3(OH)]2•H2O C 2/m 2/m
Help on Strunz Class: Strunz Class: 08.XX.00 08 - PHOSPHATES, ARSENATES, VANADATES
  08.X - Unclassified Strunz PHOSPHATES, ARSENATES, VANADATES
  08.XX -Arsenites, Basic
 
08.XX.00 Arsenobismite? Bi2(AsO4)(OH)3 Unk Ortho
 
08.XX.00 Coeruleolactite (Ca,Cu)Al6(PO4)4(OH)8•4-5(H2O) P1 1
 
08.XX.00 Cheralite-(Ce)? (Ce,Ca,Th)(P,Si)O4 P 21/n 2/m
 
08.XX.00 Chernovite-(Ce)* (Ce,Y)(AsO4) I 41/amd 4/m 2/m 2/m
 
08.XX.00 Kerstenite? PbSeO4(?) P nma 2/m 2/m 2/m
 
08.XX.00 Laubmannite? Fe3Fe6(PO4)4(OH)12 Unk Ortho
 
08.XX.00 Spodiosite? Ca2(PO4)F Pbcm 2/m 2/m 2/m
 
08.XX.00 Pseudo-autunite* (H3O)4Ca2(UO2)2(PO4)4•5(H2O)(?) Unk Ortho
 
08.XX.00 Viseite Ca10Al24(SiO4)6(PO4)7O22F3•72(H2O)(?) I a3d 4/m 3 2/m
 
08.XX.00 Vanuranylite? (H3O,Ba,Ca,K)1.6(UO2)2V2O8•4(H2O)(?) C 2/c ? 2/m
 
08.XX.00 Sodium-autunite Na2(UO2)2(PO4)2•8(H2O) P 4/nmm 4/m 2/m 2/m
 
08.XX.00 Sodium meta-autunite! Na2(UO2)2(PO4)2•6-8(H2O) P 4/nmm 4/m 2/m 2/m
 
08.XX.00 Slavkovite! Cu13(AsO4)6(AsO3OH)4•23(H2O) P1 1
 
08.XX.00 IMA2000-020! Fe4[AsO3OH]5[AsO2(OH)2]2•20(H2O) Ortho Ortho
 
08.XX.00 Lewisite! (Ca,Fe,Na)2(Sb,Ti)2O7 F d3m 4/m 3 2/m
 
08.XX.00 Kamarizaite! Fe3(AsO4)2(OH)3•3H2O Pccm, Pcc2, Pcmm, Pcm21 Ortho
 
08.XX.00 Lapeyreite! Cu3O[AsO3(OH)]2•H2O C 2/m 2/m
 
08.XX.00 IMA2008-063 Pb[Zn0.25,[]0.75]Fe3H(AsO4)2(OH)6 C 2/c 2/m
 
08.XX.00 IMA2009-002! Cu3(AsO4)2 P 21/c 2/m
 
08.XX.00 IMA2009-005 (Y,Ca,REE)5[(Si,P)O4]3F P 63/m 6/m 2/m 2/m
 
08.XX.00 IMA2009-016 Cu4H(AsO4)2(OH)3•H2O P1 1
 

Other Lapeyreite Information
Help on See Also: See Also: Links to other databases for Lapeyreite :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - Google Images
4 - Google Scholar
5 - MinDAT
6 - MinMax(Deutsch)
7 - MinMax(English)
8 - Mineralienatlas (Deutsch)
9 - QUT Mineral Atlas
10 - Ruff.Info

Search for Lapeyreite using:

Google
 
Web webmineral.com
[ALTAVISTA] [AOL] [All-The-Web] [HotBot] [Ixquick] [MAMMA] [MSN.COM] [Netscape] [Scirus] [Teoma] [Wikipedia] [YAHOO]

Visit our Advertisers for Lapeyreite :

AA Mineral Specimens

B & L Fine Minerals

Crystalarium.com

Dan Weinrich Fine Minerals

Dan Weinrich Auctions

Dakota Matrix

Desert Winds Gems and Minerals

Excalibur Minerals

Exceptional Minerals

Fabre Minerals

Heliodor

John Betts Fine Minerals

Mason's Minerals

Mineral News

Mineral of the Month Club

Wrights Rock Shop

Translate Lapeyreite Mineral Data :

Ask about Lapeyreite 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 Espaņol

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

Lapeyreite

Cu3O[AsO3(OH)]2•H2O
Dana No: 41.03.01.03 Strunz No: 08.XX.00
Locality:

 

Notes: