Doyleite Mineral Data

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



[Newest Minerals] [Equipment] [Analytical Services] [About Us] [Mineral Gallery] [eBay Store]
See Also: [Diamond Crystals] [Mineral News] [Hudson Institute] [Minerals on CDROM]
Rare Minerals, Meteorites, Equipment and Analytical Services
Excalibur Mineral Company, World leaders in the supply of rare species
Serving the scientific and collector communities since 1974


General Doyleite Information

Help on Chemical Formula: Chemical Formula: Al(OH)3
Help on Composition: Composition: Molecular Weight = 78.00 gm
   Aluminum  34.59 %  Al   65.36 % Al2O3
   Hydrogen   3.88 %  H    34.64 % H2O
   Oxygen    61.53 %  O
            ______        ______ 
            100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Al(OH)3
Help on Environment: Environment: A late-stage hydrothermal mineral lining vugs in veins in nepheline syenite.
Help on IMA Status: IMA Status: Approved IMA 1985
Help on Locality: Locality: Mont Saint-Hilaire, Canada Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for Canadian physician E.J. Doyle, of Ottawa, Canada, who found the mineral at Mont Saint-Hilaire, Canada.
Help on Name Pronunciation: Name Pronunciation: Doyleite Say DOYLEITE
Help on Synonym: Synonym: ICSD 50581
  IMA1980-041
  PDF 38-376
 

Doyleite Image

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

Doyleite   Gibbsite

Comments: Botryoidal spheres of doyleite growing along with its dimorph gibbsite. Analysis shows that doyleite dominates the mix. There are also minor canary yellow phlogopite crystals.
Location: Baoshan, Yunnan, China. Scale: 8 x 6.5 x 1.9 cm.
© Fabre Minerals

Doyleite Crystallography
Help on Axial Ratios: Axial Ratios: a:b:c =0.9665:1:0.9623
Help on Cell Dimensions: Cell Dimensions: a = 5.002, b = 5.175, c = 4.98, Z = 2; alpha = 97.5°, beta = 118.6°, gamma = 104.74° V = 108.52 Den(Calc)= 2.39
Help on Crystal System: Crystal System: Triclinic - PinacoidalH-M Symbol ( 1) Space Group: P1
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 4.794(1), 2.36(0.4), 1.972(0.3),
Click Here for Large Doyleite 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


Clark G R , Rodgers K A , Henderson G S , Zeitschrift fur Kristallographie , 213 (1998) p.96-100, The crystal chemistry of doyleite, Al(OH)3, Locality: Mont St. Hilaire, Quebec

 

Physical Properties of Doyleite

Help on Cleavage: Cleavage: {010} Perfect, {100} Distinct
Help on Color: Color: White, Creamy white, Bluish white.
Help on Density: Density: 2.48
Help on Diaphaneity: Diaphaneity: Transparent to Opaque
Help on Hardness: Hardness: 2.5-3 - Finger Nail-Calcite
Help on Luster: Luster: Vitreous - Pearly
Help on Streak: Streak: white
 

Optical Properties of Doyleite

Help on Gladstone-Dale: Gladstone-Dale: CI meas= 0.116 (Poor) - where the CI = (1-KPDmeas/KC)
CI calc= 0.116 (Poor) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.2237,KPDmeas= 0.2237,KC= 0.2531
Ncalc = 1.63
Help on Optical Data: Optical Data: Biaxial (+), a=1.545, b=1.553, g=1.566, bire=0.0210, 2V(Calc)=78, 2V(Meas)=77.
 

Calculated Properties of Doyleite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=2.54 gm/cc
note: Specific Gravity of Doyleite =2.48 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.0003011748
Boson Index = 0.9996988252
Help on Photoelectric: Photoelectric: PEDoyleite = 1.10 barns/electron
U=PEDoyleite x rElectron Density= 2.80 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Doyleite is Not Radioactive
 

Doyleite Classification
Help on Dana Class: Dana Class: 06.03.04.01 (06)Hydroxides and Oxides Containing Hydroxyl
  (06.03)with (OH)3 or (OH)6 groups
  (06.03.04)Dana Group
 
06.03.04.01 Doyleite Al(OH)3 P1 1
Help on Strunz Class: Strunz Class: 04.FE.10 04 - OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodate
  04.F - Hydroxides (without V or U)
  04.FE -Hydroxides with OH, without H2O; sheets of edge-sharing octahedra
 
04.FE.10 Bayerite Al(OH)3 P 21/a 2/m
 
04.FE.10 Doyleite Al(OH)3 P1 1
 
04.FE.10 Gibbsite Al(OH)3 P 21/n 2/m
 
04.FE.10 Nordstrandite Al(OH)3 P1 1
 

Other Doyleite 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 Doyleite :
1 - Alkali-Nuts(English)
2 - Alkali-Nuts(Francais)
3 - Am. Min. Crystal Structure Database
4 - Athena
5 - EUROmin Project
6 - Ecole des Mines de Paris
7 - Google Images
8 - Google Scholar
9 - Handbook of Mineralogy (MinSocAm)
10 - Handbook of Mineralogy (UofA)
11 - MinDAT
12 - MinMax(Deutsch)
13 - MinMax(English)
14 - Mineralienatlas (Deutsch)
15 - QUT Mineral Atlas
16 - Ruff.Info

Search for Doyleite using:

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

Visit our Advertisers for Doyleite :

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 Doyleite Mineral Data :

Ask about Doyleite 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 Doyleite Specimen Label here :

Doyleite

Al(OH)3
Dana No: 06.03.04.01 Strunz No: 04.FE.10
Locality:

 

Notes: