Mineralogy Database

Kulanite Mineral Data

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General Kulanite Information

Help on Chemical  Formula: Chemical Formula: Ba(Fe++,Mn,Mg)2Al2(PO4)3(OH)3
Help on Composition: Composition: Molecular Weight = 637.65 gm
   Barium      21.54 %  Ba   24.05 % BaO
   Magnesium    0.76 %  Mg    1.26 % MgO
   Manganese    5.17 %  Mn    6.67 % MnO
   Aluminum     8.46 %  Al   15.99 % Al2O3
   Iron        11.39 %  Fe   14.65 % FeO
   Phosphorus  14.57 %  P    33.39 % P2O5
   Hydrogen     0.47 %  H     4.24 % H2O
   Oxygen      37.64 %  O
              ______        ______ 
              100.00 %      100.25 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: BaFe2+1.3Mn2+0.6Mg0.2Al2(PO4)3(OH)3
Help on Environment: Environment: Cavities in phosphate-rich shales. Forms a series with penikisite.
Help on IMA Status: IMA Status: Approved IMA 1976
Help on Locality: Locality: Rapid Creek (Cross Cut Creek), Big Fish River, Yukon Territories, Canada. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for Alan Kulan (1921-1977), prospector who found the first specimen.
Help on Name Pronunciation: Name Pronunciation: Kulanite Say KULANITE
Help on Synonym: Synonym: ICSD 79136
  IMA1975-012
  PDF 29-170
 

Kulanite Image

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  Kulanite

Comments: White apatite crystals to 0.5 cm in length and abundant, bladed, deep olive green crystals (see inset image) of kulanite.
Location: Rapid Creek, Yukon Territory, Canada. Scale: 4.3 x 3.2 cm.
© John Veevaert

Kulanite Crystallography

Help on Axial Ratios: Axial Ratios: a:b:c =0.7465:1:0.4079
Help on Cell Dimensions: Cell Dimensions: a = 9.014, b = 12.074, c = 4.926, Z = 2; beta = 100.48° V = 527.18 Den(Calc)= 4.02
Help on Crystal System: Crystal System: Monoclinic - Prismatic H-M Symbol (2/m) Space Group: P 21/m
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 3.108(1), 2.927(0.8), 3.044(0.7),
 

Physical Properties of Kulanite

Help on Cleavage: Cleavage: {010} Good, {100} Good
Help on Color: Color: Blue, Blue green, Green, Black green.
Help on Density: Density: 3.91
Help on Diaphaneity: Diaphaneity: Transparent to Translucent
Help on Habit: Habit: Rosette - Bundled tabular aggregates resembling rose flower petals.
Help on Habit: Habit: Tabular - Form dimensions are thin in one direction.
Help on Hardness: Hardness: 4 - Fluorite
Help on Luminescence: Luminescence: Non-fluorescent.
Help on Luster: Luster: Vitreous - Adamantine
Help on Streak: Streak: greenish white
 

Optical Properties of Kulanite

Help on Gladstone-Dale: Gladstone-Dale: CI meas= 0.005 (Superior) - where the CI = (1-KPDmeas/KC)
CI calc= 0.032 (Excellent) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.1767,KPDmeas= 0.1817,KC= 0.1826
Ncalc = 1.71 - 1.73
Help on Optical Data: Optical Data: Biaxial (+), a=1.703, b=1.705, g=1.723, bire=0.0200, 2V(Calc)=38, 2V(Meas)=32. Dispersion r >> v strong.
Help on Pleochroism (x): Pleochroism (x): brown green.
Help on Pleochroism (y): Pleochroism (y): green.
Help on Pleochroism (z): Pleochroism (z): pale brown.
 

Calculated Properties of Kulanite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=3.69 gm/cc
note: Specific Gravity of Kulanite =3.91 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.04
Boson Index = 0.96
Help on Photoelectric: Photoelectric: PEKulanite = 97.24 barns/electron
U=PEKulanite x rElectron Density= 359.18 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Kulanite is Not Radioactive
 

Kulanite Classification

Help on  Dana Class: Dana Class: 41.09.01.01 (41)Anhydrous Phosphates, etc. Containing Hydroxyl or Halogen
  (41.09)where (A B)5 (XO4)3 Zq
  (41.09.01)Kulanite Group
 
41.09.01.01 Kulanite Ba(Fe,Mn,Mg)2Al2(PO4)3(OH)3 P 21/m 2/m
 
41.09.01.02 Penikisite BaMg2Al2(PO4)3(OH)3 P1 1
 
41.09.01.03 Bjarebyite (Ba,Sr)(Mn,Fe,Mg)2Al2(PO4)3(OH)3 P 21/m 2/m
 
41.09.01.04 Perloffite Ba(Mn,Fe)2Fe2(PO4)3(OH)3 P 21/m 2/m
 
41.09.01.05 Johntomaite! Ba(Fe,Ca,Mn)2Fe2(PO4)3(OH)3 P 21/m 2/m
Help on  Strunz Class: Strunz Class: 08.BH.20 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.20 Bjarebyite (Ba,Sr)(Mn,Fe,Mg)2Al2(PO4)3(OH)3 P 21/m 2/m
 
08.BH.20 Kulanite Ba(Fe,Mn,Mg)2Al2(PO4)3(OH)3 P 21/m 2/m
 
08.BH.20 Penikisite BaMg2Al2(PO4)3(OH)3 P1 1
 
08.BH.20 Perloffite Ba(Mn,Fe)2Fe2(PO4)3(OH)3 P 21/m 2/m
 
08.BH.20 Johntomaite! Ba(Fe,Ca,Mn)2Fe2(PO4)3(OH)3 P 21/m 2/m
 

Other Kulanite Information

Help on References: References: NAME( Dana8) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(Dana8)
Help on See Also: See Also: Links to other databases for Kulanite :
1 - Am. Min. Crystal Structure Database
2 - Amethyst Galleries' Mineral Gallery
3 - Athena
4 - EUROmin Project
5 - Ecole des Mines de Paris
6 - GeoScienceWorld
7 - Google Images
8 - Google Scholar
9 - Handbook of Mineralogy (MinSocAm)
10 - Handbook of Mineralogy (UofA)
11 - MinDAT
12 - Mineralienatlas (Deutsch)
13 - Online Mineral Museum
14 - QUT Mineral Atlas
15 - Ruff.Info
16 - WWW-MINCRYST

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Print or Cut-and-Paste your Kulanite Specimen Label here :

Kulanite

Ba(Fe++,Mn,Mg)2Al2(PO4)3(OH)3
Dana No: 41.09.01.01 Strunz No: 08.BH.20
Locality:

 

Notes:

 

 
   
 


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