Drugmanite Mineral Data

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



[Mineral Forums] [Minerals for Sale] [About Us] [En Espanol] [Mineral Gallery]
Fabre Minerals - Europe's first Internet mineral dealer, on the web since 1996


General Drugmanite Information

Help on Chemical Formula: Chemical Formula: Pb2(Fe+++,Al)H(PO4)2(OH)2
Help on Composition: Composition: Molecular Weight = 688.00 gm
   Aluminum     0.98 %  Al    1.85 % Al2O3
   Iron         6.09 %  Fe    8.70 % Fe2O3
   Phosphorus   9.00 %  P    20.63 % P2O5
   Hydrogen     0.44 %  H     3.93 % H2O
   Lead        60.23 %  Pb   64.88 % PbO
   Oxygen      23.26 %  O
              ______        ______ 
              100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Pb2Fe3+0.75Al0.25H(PO4)2(OH)2
Help on Environment: Environment: Formed at low temperatures in vugs in mineralized limestones, an oxidation product of disseminated sulfides.
Help on IMA Status: IMA Status: Approved IMA 1979
Help on Locality: Locality: Richelle, near Vis´e, Belgium. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for Julien Drugman (1875-1950), Belgian mineralogist.
Help on Name Pronunciation: Name Pronunciation: Drugmanite + Pronunciation Say DRUGMANITE
Help on Synonym: Synonym: ICSD 202794
  PDF 33-732
 

Drugmanite Image

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

Drugmanite

Comments: SEM view of a typical drugrnanite crystal.
Location: Found in silicified karst deposits, Richelle, 15 km north of Liege, Belgium. Scale: Picture Size 9 µm.
© Mineralogical Magazine

Drugmanite Crystallography
Help on Axial Ratios: Axial Ratios: a:b:c =1.3916:1:0.5822
Help on Cell Dimensions: Cell Dimensions: a = 11.1, b = 7.976, c = 4.644, Z = 2; beta = 90.6° V = 411.13 Den(Calc)= 5.56
Help on Crystal System: Crystal System: Monoclinic - PrismaticH-M Symbol (2/m) Space Group: P 21/a
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 3.752(1), 4.63(0.9), 3.35(0.8),
Click Here for Large Drugmanite 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


King G S D , Sengier-Roberts L , Bulletin de Mineralogie , 111 (1988) p.431-437, Drugmanite, Pb2(Fe0.78Al0.22)H(PO4)2(OH)2:, Its crystal structure and place in the datolite group, Locality: Richelle, Belgium, Note: anisoU s taken from ICSD

 

Physical Properties of Drugmanite

Help on Color: Color: Colorless, Light yellow.
Help on Density: Density: 5.55
Help on Diaphaneity: Diaphaneity: Transparent
Help on Luster: Luster: Vitreous (Glassy)
Help on Streak: Streak: white
 

Optical Properties of Drugmanite

Help on Gladstone-Dale: Gladstone-Dale: CI meas= 0.071 (Fair) - where the CI = (1-KPDmeas/KC)
CI calc= 0.072 (Fair) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.1565,KPDmeas= 0.1568,KC= 0.1687
Ncalc = 1.94
Help on Optical Data: Optical Data: Biaxial (?), b=1.87, 2V(Meas)=33.
 

Calculated Properties of Drugmanite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=4.84 gm/cc
note: Specific Gravity of Drugmanite =5.55 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.13
Boson Index = 0.87
Help on Photoelectric: Photoelectric: PEDrugmanite =1,063.69 barns/electron
U=PEDrugmanite x rElectron Density=5,144.12 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Drugmanite is Not Radioactive
 

Drugmanite Classification
Help on Dana Class: Dana Class: 41.10.11.01 (41)Anhydrous Phosphates, etc. Containing Hydroxyl or Halogen
  (41.10)where (A++ B++)3 (XO4)2 Zq
  (41.10.11)Dana Group
 
41.10.11.01 Drugmanite Pb2(Fe,Al)H(PO4)2(OH)2 P 21/a 2/m
Help on Strunz Class: Strunz Class: 08.BH.15 08 - PHOSPHATES, ARSENATES, VANADATES
  08.B - Phosphates, etc. with Additional Anions, without H2O
  08.BH -With medium-sized and large cations, (OH,etc.):RO4 = 1:1
 
08.BH.15 Drugmanite Pb2(Fe,Al)H(PO4)2(OH)2 P 21/a 2/m
 

Other Drugmanite Information
Help on References: References: NAME( AntBidBlaNic4) 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 Drugmanite :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - EUROmin Project
4 - Ecole des Mines de Paris
5 - GeoScienceWorld
6 - Google Images
7 - Google Scholar
8 - Handbook of Mineralogy (MinSocAm)
9 - Handbook of Mineralogy (UofA)
10 - MinDAT
11 - Mineralienatlas (Deutsch)
12 - Online Mineral Museum
13 - QUT Mineral Atlas
14 - Ruff.Info
15 - WWW-MINCRYST

Search for Drugmanite using:

Google
 
Web webmineral.com
[ALTAVISTA] [AOL] [bing] [GeoScienceWorld] [HotBot] [Ixquick] [MAMMA] [MSN.COM] [Netscape] [Scirus] [Teoma] [Wikipedia] [YAHOO]

Visit our Advertisers for Drugmanite :

B & L Fine Minerals

Dan Weinrich Fine Minerals

Dan Weinrich Auctions

Dakota Matrix

Excalibur Minerals

Exceptional Minerals

Fabre Minerals

John Betts Fine Minerals

Lapis Mineral Journal

Mineral News

UV Tools

Wrights Rock Shop

Translate Drugmanite Mineral Data :

Ask about Drugmanite 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 Drugmanite Specimen Label here :

Drugmanite

Pb2(Fe+++,Al)H(PO4)2(OH)2
Dana No: 41.10.11.01 Strunz No: 08.BH.15
Locality:

 

Notes: