Mineralogy Database

Qandilite Mineral Data

Search Webmineral :
  
Advertisment

General Qandilite Information

Help on Chemical  Formula: Chemical Formula: (Mg,Fe++)2(Ti,Fe+++,Al)O4
Help on Composition: Composition: Molecular Weight = 179.98 gm
   Magnesium  17.56 %  Mg   29.11 % MgO
   Titanium   15.96 %  Ti   26.63 % TiO2
   Aluminum    3.00 %  Al    5.67 % Al2O3
   Iron       27.93 %  Fe   11.98 % FeO / 26.62 % Fe2O3
   Oxygen     35.56 %  O
             ______        ______ 
             100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Mg1.3Fe3+0.4Fe2+0.3Ti0.6Fe3+0.2Al0.2O4
Help on Environment: Environment: In a fosterite skarn.
Help on IMA Status: IMA Status: Approved IMA 1985
Help on Locality: Locality: Dupezeh Mountain, hear Hero Town, Qala-Dizeh, Iraq. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for its occurrence in rocks of the Quadil Group, Iraq.
Help on Name Pronunciation: Name Pronunciation: Qandilite + Pronunciation Say QANDILITE
Help on Synonym: Synonym: ICSD 65792
  PDF 25-1157
 

Qandilite Image

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

  Qandilite

Comments: Small black grains of qandilite in a forsterite skarn rock matrix.
Location: Dupezeh Mt., Hero, Qala-Diz (Qala-Dizeh; Qala-Diza), Iraq. Scale: Picture Size 0.5 cm.
© Jeff Weissman / Photographic Guide to Mineral Species

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

  Qandilite

Comments: B&W photograph in plane-polarized light showing rounded fractured serpentinized olivine surrounded by the interstitial calcite (C), qandilite (Q), perovskite (P), and altered Mg,Al-spinel (Sp). (MinMag, v49:739).
Location: Forsterite-rich rock in contact with a kaersutite-rich banded diorite from the Qala-Dizeh region, NE Iraq. Scale: See Image.
© Mineralogical Magazine

Qandilite Crystallography

Help on Cell Dimensions: Cell Dimensions: a = 8.4033, Z = 8; V = 593.40 Den(Calc)= 4.03
Help on Crystal System: Crystal System: Isometric - Hexoctahedral H-M Symbol (4/m 3 2/m) Space Group: F d3m
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 2.53(1), 1.486(0.6), 1.617(0.5),
 

Physical Properties of Qandilite

Help on Cleavage: Cleavage: {111} Perfect, {111} Perfect, {111} Perfect
Help on Color: Color: Black.
Help on Density: Density: 4.03
Help on Diaphaneity: Diaphaneity: Opaque
Help on Fracture: Fracture: Brittle - Generally displayed by glasses and most non-metallic minerals.
Help on Habit: Habit: Octahedral Crystals - Occurs as octahedral shaped crystals.
Help on Hardness: Hardness: 7 - Quartz
Help on Luster: Luster: Metallic
Help on Magnetism: Magnetism: Strongly magnetic
Help on Streak: Streak: black
 

Optical Properties of Qandilite

Help on Optical Data: Optical Data: Isotropic.
  NCalc= 2.13 - from Gladstone-Dale relationship (KC = 0.281) where Ncalc=Dcalc*KC+1
NCalc= 2.13 - from Gladstone-Dale relationship (KC = 0.281) where Ncalc=Dmeas*KC+1
Help on RL Color: RL Color: Light gray with a pinkish tint.
Help on Reflectivity Reflectivity
Standardized Intensity (100%) Reflection Spectra of Qandilite in Air
λ R  ∑ R(λ) 
 400 nm   14.80   
 420 nm   14.20 
 440 nm   13.80 
 460 nm   13.50 
 480 nm   13.30 
 500 nm   13.20 
 520 nm   13.10 
 540 nm   13.10 
 560 nm   13.00 
 580 nm   13.00 
 600 nm   13.00 
 620 nm   13.00 
 640 nm   13.00 
 660 nm   12.90 
 680 nm   12.90 
 700 nm   12.90 
Calculated Relative Intensity Colors of Qandilite in Air
Relative
Intensity
   0%   70% 100% 140% 210% 280% 350% 420% 490% 560% 630% 670%
R                        
 

Calculated Properties of Qandilite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=3.89 gm/cc
note: Specific Gravity of Qandilite =4.03 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.04
Boson Index = 0.96
Help on Photoelectric: Photoelectric: PEQandilite = 11.54 barns/electron
U=PEQandilite x rElectron Density= 44.85 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Qandilite is Not Radioactive
 

Qandilite Classification

Help on  Dana Class: Dana Class: 07.02.05.01 (07)Multiple Oxides
  (07.02)(A+ B++)2 X4 Spinel group
  (07.02.05)(Titanium subgroup)
 
07.02.05.01 Qandilite (Mg,Fe)2(Ti,Fe,Al)O4 F d3m 4/m 3 2/m
 
07.02.05.02 Ulvospinel TiFe2O4 F d3m 4/m 3 2/m
Help on  Strunz Class: Strunz Class: 04.BB.05 04 - OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodate
  04.B - Metal:Oxygen = 3:4 and similar
  04.BB -With only medium-sized cations
 
04.BB.05 Cochromite (Co,Ni,Fe)(Cr,Al)2O4 F d3m 4/m 3 2/m
 
04.BB.05 Filipstadite (Mn,Mg)4SbFeO8 pseudo ISO 2/m 2/m 2/m
 
04.BB.05 Magnetite FeFe2O4 F d3m 4/m 3 2/m
 
04.BB.05 Gahnite ZnAl2O4 F d3m 4/m 3 2/m
 
04.BB.05 Chromite FeCr2O4 F d3m 4/m 3 2/m
 
04.BB.05 Galaxite (Mn,Mg)(Al,Fe)2O4 F d3m 4/m 3 2/m
 
04.BB.05 Cuprospinel (Cu,Mg)Fe2O4 F d3m 4/m 3 2/m
 
04.BB.05 Donathite? (Fe,Mg)(Cr,Fe)2O4 P 4/nnm 4/m 2/m 2/m
 
04.BB.05 Brunogeierite (Ge,Fe)Fe2O4 F d3m 4/m 3 2/m
 
04.BB.05 Coulsonite FeV2O4 F d3m 4/m 3 2/m
 
04.BB.05 Hercynite FeAl2O4 F d3m 4/m 3 2/m
 
04.BB.05 Franklinite (Zn,Mn,Fe)(Fe,Mn)2O4 F d3m 4/m 3 2/m
 
04.BB.05 Jacobsite (Mn,Fe,Mg)(Fe,Mn)2O4 F d3m 4/m 3 2/m
 
04.BB.05 Magnesiochromite MgCr2O4 F d3m 4/m 3 2/m
 
04.BB.05 Magnesioferrite MgFe2O4 F d3m 4/m 3 2/m
 
04.BB.05 Magnesiocoulsonite MgV2O4 F d3m 4/m 3 2/m
 
04.BB.05 Manganochromite (Mn,Fe)(Cr,V)2O4 F d3m 4/m 3 2/m
 
04.BB.05 Qandilite (Mg,Fe)2(Ti,Fe,Al)O4 F d3m 4/m 3 2/m
 
04.BB.05 Nichromite (Ni,Co,Fe)(Cr,Fe,Al)2O4 F d3m 4/m 3 2/m
 
04.BB.05 Spinel MgAl2O4 F d3m 4/m 3 2/m
 
04.BB.05 Ulvospinel TiFe2O4 F d3m 4/m 3 2/m
 
04.BB.05 Zincochromite ZnCr2O4 F d3m 4/m 3 2/m
 
04.BB.05 Trevorite NiFe2O4 F d3m 4/m 3 2/m
 
04.BB.05 Vuorelainenite (Mn,Fe)(V,Cr)2O4 F d3m 4/m 3 2/m
 

Other Qandilite Information

Help on References: References: NAME( AntBidBlaNic3) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(AntBidBlaNic3)
Help on See Also: See Also: Links to other databases for Qandilite :
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 Qandilite using:

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

Visit our Advertisers for Qandilite :

Ask about Qandilite 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 Qandilite Specimen Label here :

Qandilite

(Mg,Fe++)2(Ti,Fe+++,Al)O4
Dana No: 07.02.05.01 Strunz No: 04.BB.05
Locality:

 

Notes:

 

 
   
 


Dakota Matrix
Excalibur Minerals
Exceptional Minerals
Hudson Insitute
John Betts Fine Minerals
Mc Dougall Minerals
Mineral News
Rock and Mineral Shows
Weinrich Minerals, Inc.