Ellestadite-(OH) Mineral Data

Ellestadite-(OH) Mineral Data
Search Webmineral :
   
Home Crystal jmol jPOWD Chem X Ray Dana Strunz Properties A to Z Images Share
      News Help About

Advertisment
Dakota Matrix was founded in 1996 and has offered systematic and rare mineral specimens online since 1998.
 Weinrich Minerals, A Dealer in Fine Mineral Specimens - Since 1989. We buy collections and single high quality specimens.
 John Betts - Fine Minerals, New York. Dealers of Fine Minerals and Natural Crystal Clusters since 1989. We buy rock collections, we buy gem collections, we buy mineral collections.
 Mineral, Fossil, Jewelry, and Lapidary Dealers - Expand your Sales by using Tucson Mall Pop-up Shops

General Ellestadite-(OH) Information

Help on Chemical Formula: Chemical Formula: Ca5(SiO4,SO4)3(OH,Cl,F)
Help on Composition: Composition: Molecular Weight = 505.35 gm
   Calcium   39.65 %  Ca   55.48 % CaO
   Silicon    8.34 %  Si   17.83 % SiO2
   Hydrogen   0.12 %  H     1.07 % H2O
   Sulfur     9.52 %  S    23.76 % SO3
   Chlorine   2.10 %  Cl    2.10 % Cl
               -   %   Cl   -0.47 % -O=Cl2   
   Oxygen    39.89 %  O
   Fluorine   0.38 %  F     0.38 % F
               -   %   F    -0.16 % -O=F2    
            ______        ______ 
            100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Ca5(SiO4)1.5(SO4)1.5(OH)0.6Cl0.3F0.1
Help on Environment: Environment: In a skarn.
Help on IMA Status: IMA Status: Approved IMA 1971
Help on Locality: Locality: Chichibu mine, Saitama Prefecture, Japan. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for the composition and Reuben B. Ellestad (1900-1993), American analytical chemist of Minneapolis, Minnesota, USA.
Help on Synonym: Synonym: Hydroxylellestadite - Renamed Ellestadite-(OH) by Mineralogical Record v39 (2008), 131
 

Ellestadite-(OH) Image

Click Here for Larger Ellestadite-(OH) Image in a New Browser Window Images:
Click Here for Larger Ellestadite-(OH) Image

Ellestadite-(OH)   Yeelimite

Comments: Ye'elimite and hydroxylellestadite intimately intergrown as a brownish aggregate in massive anhydrite.
Location: Ronneburg U deposit, Gera district, Thuringia, Germany. Scale: Picture size 6 mm.
© Thomas Witzke / Abraxas-Verlag
Click Here for Larger Ellestadite-(OH) Image in a New Browser Window Images:
Click Here for Larger Ellestadite-(OH) Image

Ellestadite-(OH)

Comments: Pale violet crystalline massive hydroxylellestadite.
Location: Crestmore Quarry, Riverside County, California, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Ellestadite-(OH) Crystallography
Help on Axial Ratios: Axial Ratios: a:c = 1:0.72921
Help on Cell Dimensions: Cell Dimensions: a = 9.491, c = 6.921, Z = 2; V = 539.91 Den(Calc)= 3.11
Help on Crystal System: Crystal System: Hexagonal - DipyramidalH-M Symbol (6/m) Space Group: P 63/m
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 2.84(1), 2.74(0.6), 1.85(0.5),2.8(0.5), 2.66(0.5), 3.46(0.4), 1.48(0.2), 1.96(0.2),
Click Here for Large Ellestadite-(OH) 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


Onac B P , Effenberger H , Ettinger K , Panzaru S P , American Mineralogist , 91 (2006) p.1927-1931, Hydroxylellestadite from Cioclovina Cave (Romania): Microanalytical,, structural, and vibrational spectroscopy data, Locality: Cioclovina Cave, Sureanu Mountains, Romania

 

Physical Properties of Ellestadite-(OH)

Help on Color: Color: Light pink, Purple gray, Pink.
Help on Density: Density: 3.02
Help on Diaphaneity: Diaphaneity: Translucent
Help on Habit: Habit: Anhedral Grains - Granular minerals without the expression of crystal shapes
Help on Habit: Habit: Massive - Uniformly indistinguishable crystals forming large masses.
Help on Hardness: Hardness: 4.5 - Between Fluorite and Apatite
Help on Luster: Luster: Vitreous (Glassy)
Help on Streak: Streak: beige
 

Optical Properties of Ellestadite-(OH)

Help on Gladstone-Dale: Gladstone-Dale: CI meas= -0.047 (Good) - where the CI = (1-KPDmeas/KC)
CI calc= -0.017 (Superior) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.2096,KPDmeas= 0.2159,KC= 0.2061
Ncalc = 1.62 - 1.64
Help on Optical Data: Optical Data: Uniaxial (-), e=1.65, w=1.654, bire=0.0040.
 

Calculated Properties of Ellestadite-(OH)

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=3.11 gm/cc
note: Specific Gravity of Ellestadite-(OH) =3.11 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.0053339523
Boson Index = 0.9946660477
Help on Photoelectric: Photoelectric: PEEllestadite-(OH) = 5.89 barns/electron
U=PEEllestadite-(OH) x rElectron Density= 18.30 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Ellestadite-(OH) is Not Radioactive
 

Ellestadite-(OH) Classification
Help on Dana Class: Dana Class: 52.04.09.04 (52)Nesosilicate Insular SiO4 Groups and O, OH, F, and H2O
  (52.04)with cations in [6] and/or > [6] coordination
  (52.04.09)Silicate apatites
 
52.04.09.00 Ellestadite* Ca5(SiO4,PO4,SO4)3(F,OH,Cl) P 63/m 6/m
 
52.04.09.01 Britholite-(Ce) (Ce,Ca,Th,La,Nd)5(SiO4,PO4)3(OH,F) P 63/m 6/m
 
52.04.09.02 Britholite-(Y) (Y,Ca)5(SiO4,PO4)3(OH,F) P 63/m 6/m
 
52.04.09.03 Ellestadite-(F) Ca5(SiO4,PO4,SO4)3(F,OH,Cl) P 63/m 6/m
 
52.04.09.04 Ellestadite-(OH) Ca5(SiO4,SO4)3(OH,Cl,F) P 63/m 6/m
 
52.04.09.05 Ellestadite-(Cl) Ca5(SiO4,PO4,SO4)3(Cl,OH,F) P 63/m 6/m
 
52.04.09.06 Mattheddleite Pb20(SiO4)7(SO4)4Cl4 P 63/m 6/m
 
52.04.09.07 Karnasurtite-(Ce) (Ce,La,Th)(Ti,Nb)(Al,Fe)(Si,P)2O7(OH)4•3(H2O)(?) Unk. Hex
 
52.04.09.08 Fluorbritholite-(Ce) (Ca,Ce,La,Na)5(SiO4,PO4)3(OH,F) P 63/m 6/m
 
52.04.09.09 Fluorcalciobritholite! (Ca,REE)5[(Si,P)O4]3F P 63/m 6/m
Help on Strunz Class: Strunz Class: 09.AH.25 09 - SILICATES (Germanates)
  09.A - Nesosilicates
  09.AH -Nesosilicates with CO3, SO4, PO4, etc.
 
09.AH.25 Britholite-(Ce) (Ce,Ca,Th,La,Nd)5(SiO4,PO4)3(OH,F) P 63/m 6/m
 
09.AH.25 Britholite-(Y) (Y,Ca)5(SiO4,PO4)3(OH,F) P 63/m 6/m
 
09.AH.25 Ellestadite-(Cl) Ca5(SiO4,PO4,SO4)3(Cl,OH,F) P 63/m 6/m
 
09.AH.25 Fluorbritholite-(Ce) (Ca,Ce,La,Na)5(SiO4,PO4)3(OH,F) P 63/m 6/m
 
09.AH.25 Ellestadite-(F) Ca5(SiO4,PO4,SO4)3(F,OH,Cl) P 63/m 6/m
 
09.AH.25 Ellestadite* Ca5(SiO4,PO4,SO4)3(F,OH,Cl) P 63/m 6/m
 
09.AH.25 Ellestadite-(OH) Ca5(SiO4,SO4)3(OH,Cl,F) P 63/m 6/m
 
09.AH.25 Fluorcalciobritholite! (Ca,REE)5[(Si,P)O4]3F P 63/m 6/m
 

Other Ellestadite-(OH) Information
Help on References: References: NAME( Dana8) PHYS. PROP.(Dana8) OPTIC PROP.(Larousse des Mineraux,1981)
Help on See Also: See Also: Links to other databases for Ellestadite-(OH) :
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 Ellestadite-(OH) using:

Google
 
Web webmineral.com
[AOL] [Bing] [Dog Pile] [GeoScienceWorld] [HotBot] [Ixquick] [Lycos] [MAMMA] [Scirus] [Teoma] [WebCrawler] [Wikipedia] [YAHOO]

Visit our Advertisers for Ellestadite-(OH) :

Adam's Minerals Google Search for Ellestadite-(OH)
Dakota Matrix Minerals Google Search for Ellestadite-(OH)
John Betts Fine Minerals Search for Ellestadite-(OH)
McDougall Minerals Google Search for Ellestadite-(OH)
Rock and Mineral Shows Google Search for Ellestadite-(OH)
Tucson Mall Google Search for Ellestadite-(OH)
Weinrich Minerals, Inc. Google Search for Ellestadite-(OH)

Ask about Ellestadite-(OH) 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 Ellestadite-(OH) Specimen Label here :

Ellestadite-(OH)

Ca5(SiO4,SO4)3(OH,Cl,F)
Dana No: 52.04.09.04 Strunz No: 09.AH.25
Locality:

 

Notes: