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Augelite Mineral Data

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General Augelite Information

Help on Chemical  Formula: Chemical Formula: Al2(PO4)(OH)3
Help on Composition: Composition: Molecular Weight = 199.96 gm
   Aluminum    26.99 %  Al   50.99 % Al2O3
   Phosphorus  15.49 %  P    35.49 % P2O5
   Hydrogen     1.51 %  H    13.51 % H2O
   Oxygen      56.01 %  O
              ______        ______ 
              100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Al2(PO4)(OH)3
Help on Environment: Environment: Formed by hydrogen metamorphism of phosphate-bearing rocks in peraluminous sediments; in some high-temperature hydrothermal ore deposits.
Help on IMA Status: IMA Status: Valid Species (Pre-IMA) 1868
Help on Locality: Locality: From the Vastana mine, near Nasum, Skane, and at Kalsjoberg, Varmland, Sweden. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: From the Greek for "luster," for its pearly luster on the cleavage.
Help on Name Pronunciation: Name Pronunciation: Augelite Say AUGELITE
Help on Synonym: Synonym: ICSD 24430
  PDF 34-151

Augelite Image

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Comments: Apple green augelite with semi-transparent, well developed, brilliant crystals.
Location: Rapid Creek, Yukon, Canada. Scale: 3.5 x 2 cm.
© Fabre Minerals

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Comments: Green to white, striated, blocky augelite crystal on matrix.
Location: Ortega mine, Ancash dept., Peru. Scale: Crystal length 2.3 cm.
© Tom Loomis / Dakota Matrix

Augelite Crystallography

Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 3.338(1), 3.506(0.9), 4(0.8),
Help on Forms: Forms:

Dbl Clk - Start-Stop Rotation
RMB - Cycle Display Modes
Drag1 - Manipulate Crystal
Drag2 - Resize

S - Stereo
I - Indicies
<space> - Start-Stop Rotation
F - Fit to Screen
M - Menu

Help on Above

Forms: ( 1 1 1) ( 0 2 1) ( 0 1 0) ( 2 2 1) ( 2 0 1) ( 2 0 1) ( 1 1 0) ( 1 0 0) ( 0 0 1)

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Physical Properties of Augelite

Help on Color: Color: Colorless, Yellow, Yellow green, White, Light blue.

Optical Properties of Augelite

Help on Gladstone-Dale: Gladstone-Dale: CI meas= 0.008 (Superior) - where the CI = (1-KPDmeas/KC)
CI calc= 0.013 (Superior) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.2137,KPDmeas= 0.2148,KC= 0.2165
Ncalc = 1.58 - 1.59

Calculated Properties of Augelite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=2.70 gm/cc
note: Specific Gravity of Augelite =2.70 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.0002711168
Boson Index = 0.9997288832
Help on Photoelectric: Photoelectric: PEAugelite = 1.56 barns/electron
U=PEAugelite x rElectron Density= 4.20 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Augelite is Not Radioactive

Augelite Classification

Help on  Dana Class: Dana Class: (41)Anhydrous Phosphates, etc. Containing Hydroxyl or Halogen
  (41.06)where (A)2 (XO4) Zq
  (41.06.08)Dana Group Augelite Al2(PO4)(OH)3 C 2/m 2/m
Help on  Strunz Class: Strunz Class: 08.BE.05 08 - PHOSPHATES, ARSENATES, VANADATES
  08.B - Phosphates, etc. with Additional Anions, without H2O
  08.BE -With only medium-sized cations, (OH, etc.):RO4 > 2:1
08.BE.05 Augelite Al2(PO4)(OH)3 C 2/m 2/m

Other Augelite Information

Help on See Also: See Also: Links to other databases for Augelite :
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

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Ask about Augelite here :
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Print or Cut-and-Paste your Augelite Specimen Label here :


Dana No: Strunz No: 08.BE.05




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