Hotsonite-VI Mineral Data

Hotsonite-VI Mineral Data
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General Hotsonite-VI Information

Help on Chemical Formula: Chemical Formula: Al5(SO4)(PO4)(OH)10•8(H2O)
Help on Composition: Composition: Molecular Weight = 640.14 gm
   Aluminum    21.07 %  Al   39.82 % Al2O3
   Phosphorus   4.84 %  P    11.09 % P2O5
   Hydrogen     4.09 %  H    36.59 % H2O
   Sulfur       5.01 %  S    12.51 % SO3
   Oxygen      64.98 %  O
              ______        ______ 
              100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Al5(SO4)(PO4)(OH)10•8(H2O)
Help on Environment: Environment: In a sillimanite quarry encrusting zaherite.
Help on IMA Status: IMA Status: Approved IMA 1984
Help on Locality: Locality: Hotson 42, about 65 km W of Pofadder, Bushmanland, Cape Province, South Africa. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for the locality.
Help on Name Pronunciation: Name Pronunciation: Hotsonite-VI + Pronunciation Say HOTSONITE-VI
 

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Hotsonite-VI Crystallography
Help on Axial Ratios: Axial Ratios: a:b:c =0.9631:1:0.9048
Help on Cell Dimensions: Cell Dimensions: a = 11.23, b = 11.66, c = 10.55, Z = 2; alpha = 112.533°, beta = 107.533°, gamma = 64.45° V = 1,097.72 Den(Calc)= 1.94
Help on Crystal System: Crystal System: TriclinicSpace Group: P1 or P1
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 10.05(1), 8.45(0.4), 4.63(0.2),
 

Physical Properties of Hotsonite-VI

Help on Color: Color: White, Colorless.
Help on Density: Density: 2.06
Help on Fracture: Fracture: Earthy - Dull, clay-like fractures with no visible crystalline affinities, (e.g. howlite).
Help on Habit: Habit: Compact - Occurs as a compact mass.
Help on Habit: Habit: Massive - Uniformly indistinguishable crystals forming large masses.
Help on Hardness: Hardness: 2.5 - Finger Nail
Help on Luster: Luster: Silky
Help on Streak: Streak: white
 

Optical Properties of Hotsonite-VI

Help on Gladstone-Dale: Gladstone-Dale: CI meas= -0.013 (Superior) - where the CI = (1-KPDmeas/KC)
CI calc= -0.116 (Poor) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.2781,KPDmeas= 0.2524,KC= 0.2492
Ncalc = 1.47 - 1.51
Help on Optical Data: Optical Data: Biaxial (?), a=1.519, g=1.521, bire=0.0020
 

Calculated Properties of Hotsonite-VI

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=2.12 gm/cc
note: Specific Gravity of Hotsonite-VI =2.06 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.000693754
Boson Index = 0.999306246
Help on Photoelectric: Photoelectric: PEHotsonite-VI = 1.24 barns/electron
U=PEHotsonite-VI x rElectron Density= 2.64 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Hotsonite-VI is Not Radioactive
 

Hotsonite-VI Classification
Help on Dana Class: Dana Class: 32.04.05.01 (32)Compound Sulfates
  (32.04)(hydrous) with poly-anionic formula
  (32.04.05)Dana Group
 
32.04.05.01 Hotsonite-VI Al5(SO4)(PO4)(OH)10•8(H2O) P1 or P1 Tri
Help on Strunz Class: Strunz Class: 08.DF.05 08 - PHOSPHATES, ARSENATES, VANADATES
  08.D - Phosphates, etc
  08.DF -With only medium-sized cations, (OH,etc.):RO4 > 3:1
 
08.DF.05 Hotsonite-VI Al5(SO4)(PO4)(OH)10•8(H2O) P1 or P1 Tri
 
08.DF.05 Hotsonite-VII Al11(SO4)3(PO4)2(OH)21•16(H2O) P1 or P1 Tri
 

Other Hotsonite-VI Information
Help on References: References: NAME( Dana8) PHYS. PROP.(Dana8) OPTIC PROP.(Dana8)
Help on See Also: See Also: Links to other databases for Hotsonite-VI :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - GeoScienceWorld
4 - Google Images
5 - Google Scholar
6 - MinDAT
7 - Mineralienatlas (Deutsch)
8 - Online Mineral Museum
9 - QUT Mineral Atlas
10 - Ruff.Info

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Print or Cut-and-Paste your Hotsonite-VI Specimen Label here :

Hotsonite-VI

Al5(SO4)(PO4)(OH)10•8(H2O)
Dana No: 32.04.05.01 Strunz No: 08.DF.05
Locality:

 

Notes: