Mineralogy Database

Jagowerite Mineral Data

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General Jagowerite Information

Help on Chemical  Formula: Chemical Formula: BaAl2(PO4)2(OH)2
Help on Composition: Composition: Molecular Weight = 415.25 gm
   Barium      33.07 %  Ba   36.92 % BaO
   Aluminum    13.00 %  Al   24.55 % Al2O3
   Phosphorus  14.92 %  P    34.18 % P2O5
   Hydrogen     0.49 %  H     4.34 % H2O
   Oxygen      38.53 %  O
              ______        ______ 
              100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: BaAl2(PO4)2(OH)2
Help on Environment: Environment: In quartz veins filling tension fractures in carbonaceous argillite.
Help on IMA Status: IMA Status: Approved IMA 1973
Help on Locality: Locality: From a locality about 25 km north of the Hess River, N.T.S. area 105-N-7, Yukon Territory, Canada. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for John Arthur Gower (1921-1972), Professor of Mineralogy, University of British Columbia, Vancouver, Canada
Help on Name Pronunciation: Name Pronunciation: Jagowerite + Pronunciation Say JAGOWERITE
Help on Synonym: Synonym: ICSD 6196
  PDF 35-636

Jagowerite Image

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Comments: Pale green to white massive jagowerite.
Location: Hess River, Yukon Territory, Canada. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

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  Jagowerite   Penikisite

Comments: Light green crystal of jagowerite intergrown with darker green penikisite in a tetrahedrite (black) and white quartz matrix.
Location: From quartz veins cutting clays 26 km N of Hess River, Yukon Territory, Canada. Scale: Sample size 2x1 cm.
© Dave Barthelmy

Jagowerite Crystallography

Help on Axial Ratios: Axial Ratios: a:b:c =0.8686:1:0.7138
Help on Cell Dimensions: Cell Dimensions: a = 6.049, b = 6.964, c = 4.971, Z = 1; alpha = 116.51°, beta = 86.06°, gamma = 112.59° V = 172.60 Den(Calc)= 3.99
Help on Crystal System: Crystal System: Triclinic - Pinacoidal H-M Symbol ( 1) Space Group: P1
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 3(1), 3.26(0.6), 2.94(0.55),

Physical Properties of Jagowerite

Help on Cleavage: Cleavage: {100} Good, {011} Good, {021} Distinct
Help on Color: Color: Light green.
Help on Density: Density: 4.01
Help on Hardness: Hardness: 4.5 - Between Fluorite and Apatite
Help on Luminescence: Luminescence: Fluorescent, Long UV=greenish white.
Help on Luster: Luster: Vitreous (Glassy)
Help on Streak: Streak: white

Optical Properties of Jagowerite

Help on Gladstone-Dale: Gladstone-Dale: CI meas= 0.017 (Superior) - where the CI = (1-KPDmeas/KC)
CI calc= 0.019 (Excellent) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.1721,KPDmeas= 0.1725,KC= 0.1754
Ncalc = 1.7 - 1.71
Help on Optical Data: Optical Data: Biaxial (+), a=1.672, b=1.693, g=1.71, bire=0.0380
Help on Pleochroism (x): Pleochroism (x): colorless.
Help on Pleochroism (y): Pleochroism (y): colorless.
Help on Pleochroism (z): Pleochroism (z): colorless.

Calculated Properties of Jagowerite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=3.75 gm/cc
note: Specific Gravity of Jagowerite =4.01 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.05
Boson Index = 0.95
Help on Photoelectric: Photoelectric: PEJagowerite = 143.03 barns/electron
U=PEJagowerite x rElectron Density= 535.92 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Jagowerite is Not Radioactive

Jagowerite Classification

Help on  Dana Class: Dana Class: (41)Anhydrous Phosphates, etc. Containing Hydroxyl or Halogen
  (41.10)where (A++ B++)3 (XO4)2 Zq
  (41.10.03)Dana Group Jagowerite BaAl2(PO4)2(OH)2 P1 1
Help on  Strunz Class: Strunz Class: 08.BH.55 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.55 Jagowerite BaAl2(PO4)2(OH)2 P1 1

Other Jagowerite 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 Jagowerite :
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

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Dana No: Strunz No: 08.BH.55





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