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Weinebeneite Mineral Data

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General Weinebeneite Information

Help on Chemical  Formula: Chemical Formula: CaBe3(PO4)2(OH)2•5(H2O)
Help on Composition: Composition: Molecular Weight = 363.13 gm
   Calcium     11.04 %  Ca   15.44 % CaO
   Beryllium    7.45 %  Be   20.66 % BeO
   Phosphorus  17.06 %  P    39.09 % P2O5
   Hydrogen     2.78 %  H    24.81 % H2O
   Oxygen      61.68 %  O
              ______        ______ 
              100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: CaBe3(PO4)2(OH)2•4(H2O)
Help on Environment: Environment: Secondary mineral found in small fractures in a spodumene-bearing pegmatite. 3 member beryllophosphaate rings.
Help on IMA Status: IMA Status: Approved IMA 1990
Help on Locality: Locality: Weinebebe, Koralpe, Carinthia, Austria. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for the locality.
Help on Name Pronunciation: Name Pronunciation: Weinebeneite + Pronunciation Say WEINEBENEITE
Help on Synonym: Synonym: ICSD 67675
  PDF 47-1802

Weinebeneite Image

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Comments: Colorless Weinebeneite on brown matrix.
Location: Koralpe Mts, Carinthia, Austria. Scale: Picture size 3 mm.
© Thomas Witzke / Abraxas-Verlag

Weinebeneite Crystallography

Help on Axial Ratios: Axial Ratios: a:b:c =1.2256:1:0.9923
Help on Cell Dimensions: Cell Dimensions: a = 11.897, b = 9.707, c = 9.633, Z = 4; beta = 95.76° V = 1,106.84 Den(Calc)= 2.18
Help on Crystal System: Crystal System: Monoclinic - Domatic H-M Symbol (m) Space Group: Cc
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 2.513(1), 3.421(0.7), 5.92(0.6),

Physical Properties of Weinebeneite

Help on Cleavage: Cleavage: None
Help on Color: Color: Colorless.
Help on Density: Density: 2.15
Help on Diaphaneity: Diaphaneity: Transparent to Translucent
Help on Fracture: Fracture: Splintery - Thin, elongated fractures produced by intersecting good cleavages or partings (e.g. hornblende).
Help on Habit: Habit: Platy - Sheet forms (e.g. micas).
Help on Habit: Habit: Rosette - Bundled tabular aggregates resembling rose flower petals.
Help on Hardness: Hardness: 3-4 - Calcite-Fluorite
Help on Luster: Luster: Vitreous (Glassy)
Help on Streak: Streak: white

Optical Properties of Weinebeneite

Help on Gladstone-Dale: Gladstone-Dale: CI meas= -0.023 (Excellent) - where the CI = (1-KPDmeas/KC)
CI calc= -0.009 (Superior) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.2401,KPDmeas= 0.2434,KC= 0.2379
Ncalc = 1.51 - 1.52
Help on Optical Data: Optical Data: Biaxial (+), a=1.52, b=1.52, g=1.53, bire=0.0100, 2V(Calc)=0, 2V(Meas)=5-8.

Calculated Properties of Weinebeneite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=2.21 gm/cc
note: Specific Gravity of Weinebeneite =2.18 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.07
Boson Index = 0.93
Help on Photoelectric: Photoelectric: PEWeinebeneite = 2.28 barns/electron
U=PEWeinebeneite x rElectron Density= 5.05 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Weinebeneite is Not Radioactive

Weinebeneite Classification

Help on  Dana Class: Dana Class: (42)Hydrated Phosphates, etc., Containing Hydroxyl or Halogen
  (42.07)where (AB)5 (XO4)3 Zq � x(H2O)
  (42.07.06)Uralolite Group Uralolite Ca2Be4(PO4)3(OH)3•5(H2O) P 21/n 2/m Weinebeneite CaBe3(PO4)2(OH)2•5(H2O) Cc m
Help on  Strunz Class: Strunz Class: 08.DA.20 08 - PHOSPHATES, ARSENATES, VANADATES
  08.D - Phosphates, etc
  08.DA -With small (and occasionally larger) cations
08.DA.20 Weinebeneite CaBe3(PO4)2(OH)2•5(H2O) Cc m

Other Weinebeneite Information

Help on References: References: NAME( Dana8) PHYS. PROP.(Am.Min.,Vol.78,p847,1993) OPTIC PROP.(Am.Min.,Vol.78,p847,1993)
Help on See Also: See Also: Links to other databases for Weinebeneite :
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.DA.20





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