Perite Mineral Data

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



[New Updates] [Gallery 1] [Gallery 2] [Gallery 3] [Rock Shop Gallery]
Serving the mineral collector and educator community since 1970
Over 900,000 mineral specimens in stock
New minerals acquired weekly - Wright's Rock Shop


General Perite Information

Help on Chemical Formula: Chemical Formula: PbBiO2Cl
Help on Composition: Composition: Molecular Weight = 483.63 gm
   Bismuth   43.21 %  Bi   48.17 % Bi2O3
   Lead      42.84 %  Pb   46.15 % PbO
   Chlorine   7.33 %  Cl    7.33 % Cl
               -   %   Cl   -1.65 % -O=Cl2   
   Oxygen     6.62 %  O
            ______        ______ 
            100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: PbBiO2Cl
Help on Environment: Environment: Fissures in skarn in a metamorphosed Fe-Mn deposit.
Help on IMA Status: IMA Status: Approved IMA 1960
Help on Locality: Locality: Langban, V¨armland, Sweden. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for Per Adolf Geijer (1886-1976), Swedish economic geologist with the Geological Survey of Sweden.
Help on Name Pronunciation: Name Pronunciation: Perite Say PERITE
Help on Synonym: Synonym: ICSD 31860
  PDF 13-352
 

Perite Image

Click Here for Larger Perite Image in a New Browser Window Images:
Click Here for Larger Perite Image

Perite

Comments: Pale yellow scaly crystalline perite on quartz.
Location: Benson, Cochise County, Arizona, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Perite Crystallography
Help on Axial Ratios: Axial Ratios: a:b:c =1.0093:1:2.2286
Help on Cell Dimensions: Cell Dimensions: a = 5.627, b = 5.575, c = 12.425, Z = 4; V = 389.78 Den(Calc)= 8.24
Help on Crystal System: Crystal System: Orthorhombic - DipyramidalH-M Symbol (2/m 2/m 2/m) Space Group: Bmmb
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 2.86(1), 1.62(0.9), 3.77(0.8),
Click Here for Large Perite Structure Window Crystal Structure:

Mouse
drag1 - LMB Manipulate Structure
drag2 - RMB Resize/Rotate
Keyboard
S - Stereo Pair on/off
H - Help Screen
I - Data Info
A - Atoms On/Off
P - Polyhedra On/Off
B - Bonds On/Off
 Help on Above


Gillberg M , Arkiv for Mineralogi och Geologi , 2 (1960) p.565-570, Perite, a new oxyhalide mineral from Langban, Sweden, Locality: Langban, Sweden

 

Physical Properties of Perite

Help on Cleavage: Cleavage: {???} Good
Help on Color: Color: Brownish yellow, Yellow, Sulfur yellow.
Help on Density: Density: 8.16
Help on Diaphaneity: Diaphaneity: Translucent
Help on Hardness: Hardness: 3 - Calcite
Help on Luster: Luster: Adamantine
Help on Streak: Streak: yellow
 

Optical Properties of Perite

Help on Gladstone-Dale: Gladstone-Dale: CI meas= -0.045 (Good) - where the CI = (1-KPDmeas/KC)
CI calc= -0.035 (Excellent) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.1638,KPDmeas= 0.1654,KC= 0.1582
Ncalc = 2.29 - 2.3
Help on Optical Data: Optical Data: Biaxial (+), b=2.35
 

Calculated Properties of Perite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=6.75 gm/cc
note: Specific Gravity of Perite =8.24 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.09
Boson Index = 0.91
Help on Photoelectric: Photoelectric: PEPerite =1,653.05 barns/electron
U=PEPerite x rElectron Density=11153.05 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Perite is Not Radioactive
 

Perite Classification
Help on Dana Class: Dana Class: 10.02.05.01 (10)Oxyhalides and Hydroxyhalides
  (10.02)where A (O,OH) Xq
  (10.02.05)Perite Series
 
10.02.05.01 Perite PbBiO2Cl Bmmb 2/m 2/m 2/m
 
10.02.05.02 Nadorite PbSbO2Cl Bmmb 2/m 2/m 2/m
Help on Strunz Class: Strunz Class: 03.DC.30 03 - HALIDES
  03.D - Oxyhalides, Hydroxyhalides and Related Double Halides
  03.DC -With Pb (As,Sb,Bi), without Cu
 
03.DC.30 Nadorite PbSbO2Cl Bmmb 2/m 2/m 2/m
 
03.DC.30 Perite PbBiO2Cl Bmmb 2/m 2/m 2/m
 

Other Perite Information
Help on References: References: NAME( AntBidBlaNic3) 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 Perite :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - EUROmin Project
4 - Ecole des Mines de Paris
5 - Google Images
6 - Google Scholar
7 - Handbook of Mineralogy (MinSocAm)
8 - Handbook of Mineralogy (UofA)
9 - MinDAT
10 - MinMax(Deutsch)
11 - MinMax(English)
12 - Mineralienatlas (Deutsch)
13 - QUT Mineral Atlas
14 - Ruff.Info
15 - WWW-MINCRYST

Search for Perite using:

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

Visit our Advertisers for Perite :

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 Perite Mineral Data :

Ask about Perite 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 Perite Specimen Label here :

Perite

PbBiO2Cl
Dana No: 10.02.05.01 Strunz No: 03.DC.30
Locality:

 

Notes: